./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-ethernet-myricom-myri10ge-myri10ge.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-myricom-myri10ge-myri10ge.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 19ba0d35210d41c6c507f30932a0dbf2999508b559098af97fec2d7b0a73d078 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 19:56:15,165 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 19:56:15,245 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-27 19:56:15,253 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 19:56:15,257 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 19:56:15,313 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 19:56:15,314 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 19:56:15,315 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 19:56:15,315 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 19:56:15,316 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 19:56:15,317 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 19:56:15,317 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 19:56:15,318 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 19:56:15,318 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 19:56:15,319 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 19:56:15,319 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 19:56:15,319 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 19:56:15,320 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 19:56:15,320 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 19:56:15,320 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 19:56:15,320 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 19:56:15,320 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 19:56:15,320 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 19:56:15,321 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 19:56:15,321 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 19:56:15,321 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 19:56:15,321 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 19:56:15,321 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 19:56:15,321 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 19:56:15,322 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:56:15,322 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 19:56:15,323 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 19:56:15,323 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 19:56:15,323 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 19:56:15,323 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:56:15,324 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 19:56:15,324 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 19:56:15,324 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 19:56:15,324 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 19:56:15,324 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 19:56:15,325 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 19:56:15,325 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 19:56:15,325 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 19:56:15,325 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 19:56:15,325 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 19:56:15,325 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_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19ba0d35210d41c6c507f30932a0dbf2999508b559098af97fec2d7b0a73d078 [2024-11-27 19:56:15,714 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 19:56:15,726 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 19:56:15,729 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 19:56:15,731 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 19:56:15,731 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 19:56:15,733 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-myricom-myri10ge-myri10ge.cil.i [2024-11-27 19:56:19,758 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/data/0cd070b86/eb2ce6bbaacd4854a4c27875fd509bd8/FLAGf52184d84 [2024-11-27 19:56:21,005 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 19:56:21,006 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-myricom-myri10ge-myri10ge.cil.i [2024-11-27 19:56:21,093 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/data/0cd070b86/eb2ce6bbaacd4854a4c27875fd509bd8/FLAGf52184d84 [2024-11-27 19:56:21,377 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/data/0cd070b86/eb2ce6bbaacd4854a4c27875fd509bd8 [2024-11-27 19:56:21,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 19:56:21,383 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 19:56:21,385 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 19:56:21,385 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 19:56:21,391 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 19:56:21,392 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:56:21" (1/1) ... [2024-11-27 19:56:21,393 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f9bb4a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:21, skipping insertion in model container [2024-11-27 19:56:21,393 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:56:21" (1/1) ... [2024-11-27 19:56:21,620 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 19:56:27,746 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_2f462b4d-5480-4906-9821-619392347e3f/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-myricom-myri10ge-myri10ge.cil.i[491154,491167] [2024-11-27 19:56:27,754 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_2f462b4d-5480-4906-9821-619392347e3f/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-myricom-myri10ge-myri10ge.cil.i[491323,491336] [2024-11-27 19:56:27,755 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_2f462b4d-5480-4906-9821-619392347e3f/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-myricom-myri10ge-myri10ge.cil.i[491490,491503] [2024-11-27 19:56:27,756 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_2f462b4d-5480-4906-9821-619392347e3f/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-myricom-myri10ge-myri10ge.cil.i[491658,491671] [2024-11-27 19:56:27,829 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 19:56:27,944 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 19:56:28,191 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"); [6249] [2024-11-27 19:56:28,193 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)); [6256] [2024-11-27 19:56:28,194 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6263] [2024-11-27 19:56:28,200 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)); [6336-6337] [2024-11-27 19:56:28,200 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"); [6342-6344] [2024-11-27 19:56:28,201 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [6359] [2024-11-27 19:56:28,202 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; incl %0": "+m" (v->counter)); [6381] [2024-11-27 19:56:28,204 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [6432] [2024-11-27 19:56:28,204 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [6435] [2024-11-27 19:56:28,204 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (val)); [6437] [2024-11-27 19:56:28,204 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [6442] [2024-11-27 19:56:28,205 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [6445] [2024-11-27 19:56:28,205 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [6447] [2024-11-27 19:56:28,205 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [6452] [2024-11-27 19:56:28,205 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [6455] [2024-11-27 19:56:28,205 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [6457] [2024-11-27 19:56:28,206 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [6462] [2024-11-27 19:56:28,208 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [6465] [2024-11-27 19:56:28,209 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (val)); [6467] [2024-11-27 19:56:28,210 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [6505] [2024-11-27 19:56:28,210 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [6508] [2024-11-27 19:56:28,210 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (- val)); [6510] [2024-11-27 19:56:28,211 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [6515] [2024-11-27 19:56:28,211 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [6518] [2024-11-27 19:56:28,211 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [6520] [2024-11-27 19:56:28,211 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [6525] [2024-11-27 19:56:28,212 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [6528] [2024-11-27 19:56:28,212 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [6530] [2024-11-27 19:56:28,212 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [6535] [2024-11-27 19:56:28,213 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [6538] [2024-11-27 19:56:28,213 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (- val)); [6540] [2024-11-27 19:56:28,217 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [6699] [2024-11-27 19:56:28,218 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6707] [2024-11-27 19:56:28,218 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6714] [2024-11-27 19:56:28,218 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr))); [6721] [2024-11-27 19:56:28,219 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr))); [6728] [2024-11-27 19:56:28,222 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6807] [2024-11-27 19:56:28,226 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 *)"include/linux/mm.h"), "i" (488), "i" (12UL)); [6852-6853] [2024-11-27 19:56:28,235 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 *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [7003-7004] [2024-11-27 19:56:28,238 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 *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [7037-7038] [2024-11-27 19:56:28,239 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 *)"include/asm-generic/dma-mapping-common.h"), "i" (79), "i" (12UL)); [7078-7079] [2024-11-27 19:56:28,241 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 *)"include/asm-generic/dma-mapping-common.h"), "i" (91), "i" (12UL)); [7107-7108] [2024-11-27 19:56:28,261 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 *)"include/linux/netdevice.h"), "i" (502), "i" (12UL)); [7600-7601] [2024-11-27 19:56:28,261 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7607] [2024-11-27 19:56:28,270 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [7880] [2024-11-27 19:56:28,271 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7883] [2024-11-27 19:56:28,271 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7886] [2024-11-27 19:56:28,271 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7889] [2024-11-27 19:56:28,272 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [7920] [2024-11-27 19:56:28,272 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7923] [2024-11-27 19:56:28,272 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7926] [2024-11-27 19:56:28,272 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7929] [2024-11-27 19:56:28,273 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [7960] [2024-11-27 19:56:28,273 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7963] [2024-11-27 19:56:28,273 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7966] [2024-11-27 19:56:28,273 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7969] [2024-11-27 19:56:28,274 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [8000] [2024-11-27 19:56:28,276 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [8003] [2024-11-27 19:56:28,276 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [8006] [2024-11-27 19:56:28,277 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [8009] [2024-11-27 19:56:28,280 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [8099] [2024-11-27 19:56:28,280 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [8102] [2024-11-27 19:56:28,280 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [8105] [2024-11-27 19:56:28,281 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [8108] [2024-11-27 19:56:28,281 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [8139] [2024-11-27 19:56:28,282 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [8142] [2024-11-27 19:56:28,282 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [8145] [2024-11-27 19:56:28,282 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [8148] [2024-11-27 19:56:28,284 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [8179] [2024-11-27 19:56:28,285 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [8182] [2024-11-27 19:56:28,285 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [8185] [2024-11-27 19:56:28,285 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [8188] [2024-11-27 19:56:28,286 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [8219] [2024-11-27 19:56:28,286 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [8222] [2024-11-27 19:56:28,286 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [8225] [2024-11-27 19:56:28,286 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [8228] [2024-11-27 19:56:28,314 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8704] [2024-11-27 19:56:28,314 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8713] [2024-11-27 19:56:28,321 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8871] [2024-11-27 19:56:28,331 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [9012] [2024-11-27 19:56:28,341 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [9193] [2024-11-27 19:56:28,342 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [9208] [2024-11-27 19:56:28,343 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [9210] [2024-11-27 19:56:28,374 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [9716] [2024-11-27 19:56:28,375 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [9757] [2024-11-27 19:56:28,376 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [9760] [2024-11-27 19:56:28,377 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [9763] [2024-11-27 19:56:28,377 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [9766] [2024-11-27 19:56:28,378 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [9797] [2024-11-27 19:56:28,378 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [9800] [2024-11-27 19:56:28,378 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [9803] [2024-11-27 19:56:28,379 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [9806] [2024-11-27 19:56:28,379 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [9837] [2024-11-27 19:56:28,380 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [9840] [2024-11-27 19:56:28,380 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [9843] [2024-11-27 19:56:28,380 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [9846] [2024-11-27 19:56:28,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [9877] [2024-11-27 19:56:28,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [9880] [2024-11-27 19:56:28,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [9883] [2024-11-27 19:56:28,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [9886] [2024-11-27 19:56:28,386 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [9921] [2024-11-27 19:56:28,393 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10035] [2024-11-27 19:56:28,394 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10037] [2024-11-27 19:56:28,394 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10040] [2024-11-27 19:56:28,454 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)va) [10202] [2024-11-27 19:56:28,481 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10363] [2024-11-27 19:56:28,481 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [10364] [2024-11-27 19:56:28,539 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10647] [2024-11-27 19:56:28,541 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [10684] [2024-11-27 19:56:28,681 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [12397] [2024-11-27 19:56:28,699 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [12485] [2024-11-27 19:56:28,700 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [12508] [2024-11-27 19:56:28,700 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [12518] [2024-11-27 19:56:28,705 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [12537] [2024-11-27 19:56:28,706 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [12545] [2024-11-27 19:56:28,734 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [12889] [2024-11-27 19:56:28,735 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [12890] [2024-11-27 19:56:28,808 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/myricom/myri10ge/myri10ge.c"), "i" (3414), "i" (12UL)); [13427-13428] [2024-11-27 19:56:28,811 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/myricom/myri10ge/myri10ge.c"), "i" (3422), "i" (12UL)); [13455-13456] [2024-11-27 19:56:28,965 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_2f462b4d-5480-4906-9821-619392347e3f/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-myricom-myri10ge-myri10ge.cil.i[491154,491167] [2024-11-27 19:56:28,966 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_2f462b4d-5480-4906-9821-619392347e3f/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-myricom-myri10ge-myri10ge.cil.i[491323,491336] [2024-11-27 19:56:28,967 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_2f462b4d-5480-4906-9821-619392347e3f/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-myricom-myri10ge-myri10ge.cil.i[491490,491503] [2024-11-27 19:56:28,967 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_2f462b4d-5480-4906-9821-619392347e3f/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-myricom-myri10ge-myri10ge.cil.i[491658,491671] [2024-11-27 19:56:28,985 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 19:56:29,519 INFO L204 MainTranslator]: Completed translation [2024-11-27 19:56:29,520 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:29 WrapperNode [2024-11-27 19:56:29,520 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 19:56:29,521 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 19:56:29,522 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 19:56:29,522 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 19:56:29,535 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:29" (1/1) ... [2024-11-27 19:56:29,736 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:29" (1/1) ... [2024-11-27 19:56:30,311 INFO L138 Inliner]: procedures = 656, calls = 5575, calls flagged for inlining = 329, calls inlined = 309, statements flattened = 12566 [2024-11-27 19:56:30,312 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 19:56:30,313 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 19:56:30,313 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 19:56:30,314 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 19:56:30,327 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:29" (1/1) ... [2024-11-27 19:56:30,328 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:29" (1/1) ... [2024-11-27 19:56:30,403 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:29" (1/1) ... [2024-11-27 19:56:34,976 INFO L175 MemorySlicer]: Split 3764 memory accesses to 41 slices as follows [2, 16, 13, 2, 4, 2, 3, 14, 1, 5, 7, 1, 5, 2, 8, 12, 17, 2, 7, 5, 4, 8, 3, 4, 3, 2, 4, 8, 7, 5, 8, 8, 23, 1, 1, 3430, 2, 73, 24, 7, 11]. 91 percent of accesses are in the largest equivalence class. The 2025 initializations are split as follows [0, 0, 13, 0, 0, 0, 0, 0, 1, 5, 0, 0, 5, 0, 0, 0, 0, 0, 0, 5, 4, 8, 0, 4, 0, 0, 4, 0, 7, 5, 8, 8, 0, 0, 1, 1931, 2, 0, 1, 5, 8]. The 671 writes are split as follows [1, 0, 0, 1, 0, 1, 2, 7, 0, 0, 2, 0, 0, 1, 2, 8, 0, 1, 6, 0, 0, 0, 2, 0, 2, 0, 0, 3, 0, 0, 0, 0, 6, 1, 0, 560, 0, 47, 18, 0, 0]. [2024-11-27 19:56:34,980 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:29" (1/1) ... [2024-11-27 19:56:34,981 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:29" (1/1) ... [2024-11-27 19:56:35,576 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:29" (1/1) ... [2024-11-27 19:56:35,609 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:29" (1/1) ... [2024-11-27 19:56:35,723 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:29" (1/1) ... [2024-11-27 19:56:35,886 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:29" (1/1) ... [2024-11-27 19:56:35,925 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:29" (1/1) ... [2024-11-27 19:56:36,084 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 19:56:36,087 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 19:56:36,088 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 19:56:36,088 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 19:56:36,090 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:29" (1/1) ... [2024-11-27 19:56:36,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:56:36,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:56:36,138 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 19:56:36,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 19:56:36,190 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2024-11-27 19:56:36,190 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2024-11-27 19:56:36,190 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_request_irq [2024-11-27 19:56:36,190 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_request_irq [2024-11-27 19:56:36,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-27 19:56:36,191 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-27 19:56:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2024-11-27 19:56:36,191 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2024-11-27 19:56:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2024-11-27 19:56:36,191 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2024-11-27 19:56:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-27 19:56:36,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-27 19:56:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_sw_tso [2024-11-27 19:56:36,191 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_sw_tso [2024-11-27 19:56:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2024-11-27 19:56:36,191 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2024-11-27 19:56:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-27 19:56:36,191 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-27 19:56:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-27 19:56:36,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-27 19:56:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2024-11-27 19:56:36,192 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2024-11-27 19:56:36,192 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_clean_rx_done [2024-11-27 19:56:36,192 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_clean_rx_done [2024-11-27 19:56:36,192 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-27 19:56:36,192 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-27 19:56:36,192 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-27 19:56:36,193 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-27 19:56:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-11-27 19:56:36,194 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-11-27 19:56:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-11-27 19:56:36,195 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-11-27 19:56:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2024-11-27 19:56:36,195 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2024-11-27 19:56:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_page [2024-11-27 19:56:36,195 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_page [2024-11-27 19:56:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2024-11-27 19:56:36,195 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2024-11-27 19:56:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_myri10ge_slice_state [2024-11-27 19:56:36,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_myri10ge_slice_state [2024-11-27 19:56:36,196 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2024-11-27 19:56:36,196 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2024-11-27 19:56:36,196 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_free_rings [2024-11-27 19:56:36,196 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_free_rings [2024-11-27 19:56:36,196 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2024-11-27 19:56:36,196 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2024-11-27 19:56:36,196 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2024-11-27 19:56:36,196 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2024-11-27 19:56:36,196 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-27 19:56:36,196 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-27 19:56:36,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-27 19:56:36,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-27 19:56:36,196 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-27 19:56:36,196 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-27 19:56:36,196 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-27 19:56:36,196 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-27 19:56:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-27 19:56:36,197 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-27 19:56:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-27 19:56:36,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-27 19:56:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_change_pause [2024-11-27 19:56:36,197 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_change_pause [2024-11-27 19:56:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-27 19:56:36,197 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-27 19:56:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-27 19:56:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-11-27 19:56:36,197 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-11-27 19:56:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_close [2024-11-27 19:56:36,197 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_close [2024-11-27 19:56:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_update_dca [2024-11-27 19:56:36,197 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_update_dca [2024-11-27 19:56:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-27 19:56:36,197 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-27 19:56:36,198 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-11-27 19:56:36,198 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-11-27 19:56:36,198 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-27 19:56:36,198 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-27 19:56:36,198 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_teardown_dca [2024-11-27 19:56:36,198 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_teardown_dca [2024-11-27 19:56:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-27 19:56:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-27 19:56:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-27 19:56:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-27 19:56:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-27 19:56:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-27 19:56:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-27 19:56:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-27 19:56:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-27 19:56:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-27 19:56:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-27 19:56:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-27 19:56:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-27 19:56:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-27 19:56:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-27 19:56:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-27 19:56:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-27 19:56:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-27 19:56:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-27 19:56:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-27 19:56:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-27 19:56:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-11-27 19:56:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-11-27 19:56:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2024-11-27 19:56:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2024-11-27 19:56:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2024-11-27 19:56:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2024-11-27 19:56:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#27 [2024-11-27 19:56:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#28 [2024-11-27 19:56:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#29 [2024-11-27 19:56:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#30 [2024-11-27 19:56:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#31 [2024-11-27 19:56:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#32 [2024-11-27 19:56:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#33 [2024-11-27 19:56:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#34 [2024-11-27 19:56:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#35 [2024-11-27 19:56:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#36 [2024-11-27 19:56:36,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#37 [2024-11-27 19:56:36,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#38 [2024-11-27 19:56:36,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#39 [2024-11-27 19:56:36,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#40 [2024-11-27 19:56:36,205 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2024-11-27 19:56:36,205 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2024-11-27 19:56:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-27 19:56:36,209 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-27 19:56:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2024-11-27 19:56:36,209 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2024-11-27 19:56:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-27 19:56:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-27 19:56:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-27 19:56:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-27 19:56:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-27 19:56:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-27 19:56:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-27 19:56:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-27 19:56:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-27 19:56:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-27 19:56:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-27 19:56:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-27 19:56:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-27 19:56:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-27 19:56:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-27 19:56:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-27 19:56:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-27 19:56:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-27 19:56:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-27 19:56:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-27 19:56:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-27 19:56:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-27 19:56:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-27 19:56:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-11-27 19:56:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-11-27 19:56:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-11-27 19:56:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-11-27 19:56:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2024-11-27 19:56:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2024-11-27 19:56:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2024-11-27 19:56:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#30 [2024-11-27 19:56:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#31 [2024-11-27 19:56:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#32 [2024-11-27 19:56:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#33 [2024-11-27 19:56:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#34 [2024-11-27 19:56:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#35 [2024-11-27 19:56:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#36 [2024-11-27 19:56:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#37 [2024-11-27 19:56:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#38 [2024-11-27 19:56:36,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#39 [2024-11-27 19:56:36,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#40 [2024-11-27 19:56:36,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-27 19:56:36,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-27 19:56:36,212 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-27 19:56:36,212 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-27 19:56:36,215 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_update_mac_address [2024-11-27 19:56:36,216 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_update_mac_address [2024-11-27 19:56:36,216 INFO L130 BoogieDeclarations]: Found specification of procedure pcie_capability_read_word [2024-11-27 19:56:36,216 INFO L138 BoogieDeclarations]: Found implementation of procedure pcie_capability_read_word [2024-11-27 19:56:36,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-27 19:56:36,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-27 19:56:36,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-27 19:56:36,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-27 19:56:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-27 19:56:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-27 19:56:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-27 19:56:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-27 19:56:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-27 19:56:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-27 19:56:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-27 19:56:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-27 19:56:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-27 19:56:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-27 19:56:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-27 19:56:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-27 19:56:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-27 19:56:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-27 19:56:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-27 19:56:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-27 19:56:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-27 19:56:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-27 19:56:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-27 19:56:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-27 19:56:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-27 19:56:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-11-27 19:56:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-11-27 19:56:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-11-27 19:56:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2024-11-27 19:56:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2024-11-27 19:56:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2024-11-27 19:56:36,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2024-11-27 19:56:36,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#32 [2024-11-27 19:56:36,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#33 [2024-11-27 19:56:36,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#34 [2024-11-27 19:56:36,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#35 [2024-11-27 19:56:36,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#36 [2024-11-27 19:56:36,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#37 [2024-11-27 19:56:36,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#38 [2024-11-27 19:56:36,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#39 [2024-11-27 19:56:36,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#40 [2024-11-27 19:56:36,219 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-27 19:56:36,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-27 19:56:36,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_82 [2024-11-27 19:56:36,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_82 [2024-11-27 19:56:36,219 INFO L130 BoogieDeclarations]: Found specification of procedure skb_get_queue_mapping [2024-11-27 19:56:36,219 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_get_queue_mapping [2024-11-27 19:56:36,219 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_alloc_rx_pages [2024-11-27 19:56:36,219 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_alloc_rx_pages [2024-11-27 19:56:36,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-27 19:56:36,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-27 19:56:36,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-27 19:56:36,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-27 19:56:36,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-27 19:56:36,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-27 19:56:36,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-27 19:56:36,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-27 19:56:36,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-27 19:56:36,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-27 19:56:36,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-27 19:56:36,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-27 19:56:36,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-27 19:56:36,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-27 19:56:36,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-27 19:56:36,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-27 19:56:36,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-27 19:56:36,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-27 19:56:36,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-27 19:56:36,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-11-27 19:56:36,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-11-27 19:56:36,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2024-11-27 19:56:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2024-11-27 19:56:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2024-11-27 19:56:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#24 [2024-11-27 19:56:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#25 [2024-11-27 19:56:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#26 [2024-11-27 19:56:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#27 [2024-11-27 19:56:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#28 [2024-11-27 19:56:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#29 [2024-11-27 19:56:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#30 [2024-11-27 19:56:36,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#31 [2024-11-27 19:56:36,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#32 [2024-11-27 19:56:36,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#33 [2024-11-27 19:56:36,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#34 [2024-11-27 19:56:36,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#35 [2024-11-27 19:56:36,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#36 [2024-11-27 19:56:36,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#37 [2024-11-27 19:56:36,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#38 [2024-11-27 19:56:36,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#39 [2024-11-27 19:56:36,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#40 [2024-11-27 19:56:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-27 19:56:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-27 19:56:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-27 19:56:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-27 19:56:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-27 19:56:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-27 19:56:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-27 19:56:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-27 19:56:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-27 19:56:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-27 19:56:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-27 19:56:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-27 19:56:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-27 19:56:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-27 19:56:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-27 19:56:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-27 19:56:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-27 19:56:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-27 19:56:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-27 19:56:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-11-27 19:56:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-11-27 19:56:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2024-11-27 19:56:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2024-11-27 19:56:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2024-11-27 19:56:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#24 [2024-11-27 19:56:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#25 [2024-11-27 19:56:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#26 [2024-11-27 19:56:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#27 [2024-11-27 19:56:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#28 [2024-11-27 19:56:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#29 [2024-11-27 19:56:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#30 [2024-11-27 19:56:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#31 [2024-11-27 19:56:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#32 [2024-11-27 19:56:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#33 [2024-11-27 19:56:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#34 [2024-11-27 19:56:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#35 [2024-11-27 19:56:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#36 [2024-11-27 19:56:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#37 [2024-11-27 19:56:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#38 [2024-11-27 19:56:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#39 [2024-11-27 19:56:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#40 [2024-11-27 19:56:36,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-27 19:56:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-27 19:56:36,230 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2024-11-27 19:56:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2024-11-27 19:56:36,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-27 19:56:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-27 19:56:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-27 19:56:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-27 19:56:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_get_stats [2024-11-27 19:56:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_get_stats [2024-11-27 19:56:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_set_multicast_list [2024-11-27 19:56:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_set_multicast_list [2024-11-27 19:56:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2024-11-27 19:56:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2024-11-27 19:56:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_check_slice [2024-11-27 19:56:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_check_slice [2024-11-27 19:56:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-27 19:56:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-27 19:56:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure pci_pcie_type [2024-11-27 19:56:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_pcie_type [2024-11-27 19:56:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-27 19:56:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-27 19:56:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-27 19:56:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 19:56:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-27 19:56:36,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-27 19:56:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-27 19:56:36,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-27 19:56:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-27 19:56:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-27 19:56:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-27 19:56:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-27 19:56:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-27 19:56:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-27 19:56:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-27 19:56:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-27 19:56:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-27 19:56:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-27 19:56:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-27 19:56:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-27 19:56:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-27 19:56:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-27 19:56:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-27 19:56:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-27 19:56:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-27 19:56:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-27 19:56:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-27 19:56:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-27 19:56:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-27 19:56:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-27 19:56:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-27 19:56:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-11-27 19:56:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-11-27 19:56:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-11-27 19:56:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-11-27 19:56:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2024-11-27 19:56:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2024-11-27 19:56:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2024-11-27 19:56:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#30 [2024-11-27 19:56:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#31 [2024-11-27 19:56:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#32 [2024-11-27 19:56:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#33 [2024-11-27 19:56:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#34 [2024-11-27 19:56:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#35 [2024-11-27 19:56:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#36 [2024-11-27 19:56:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#37 [2024-11-27 19:56:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#38 [2024-11-27 19:56:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#39 [2024-11-27 19:56:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#40 [2024-11-27 19:56:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2024-11-27 19:56:36,239 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2024-11-27 19:56:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-27 19:56:36,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-27 19:56:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-27 19:56:36,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-27 19:56:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_myri10ge_slice_state [2024-11-27 19:56:36,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_myri10ge_slice_state [2024-11-27 19:56:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_led [2024-11-27 19:56:36,240 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_led [2024-11-27 19:56:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2024-11-27 19:56:36,240 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2024-11-27 19:56:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_toggle_relaxed [2024-11-27 19:56:36,240 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_toggle_relaxed [2024-11-27 19:56:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2024-11-27 19:56:36,240 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2024-11-27 19:56:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2024-11-27 19:56:36,240 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2024-11-27 19:56:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-27 19:56:36,240 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-27 19:56:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-27 19:56:36,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-27 19:56:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_send_cmd [2024-11-27 19:56:36,240 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_send_cmd [2024-11-27 19:56:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2024-11-27 19:56:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2024-11-27 19:56:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure mtrr_del [2024-11-27 19:56:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure mtrr_del [2024-11-27 19:56:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure set_fw_name [2024-11-27 19:56:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure set_fw_name [2024-11-27 19:56:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-27 19:56:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-27 19:56:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2024-11-27 19:56:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2024-11-27 19:56:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 19:56:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 19:56:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2024-11-27 19:56:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2024-11-27 19:56:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure put_be32 [2024-11-27 19:56:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure put_be32 [2024-11-27 19:56:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-27 19:56:36,242 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-27 19:56:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-27 19:56:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-27 19:56:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-27 19:56:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-27 19:56:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-27 19:56:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-27 19:56:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-27 19:56:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-27 19:56:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-27 19:56:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-27 19:56:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-27 19:56:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-27 19:56:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-27 19:56:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-27 19:56:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-27 19:56:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-27 19:56:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-27 19:56:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-27 19:56:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-27 19:56:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-27 19:56:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-27 19:56:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-11-27 19:56:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-11-27 19:56:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2024-11-27 19:56:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2024-11-27 19:56:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2024-11-27 19:56:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2024-11-27 19:56:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#27 [2024-11-27 19:56:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#28 [2024-11-27 19:56:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#29 [2024-11-27 19:56:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#30 [2024-11-27 19:56:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#31 [2024-11-27 19:56:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#32 [2024-11-27 19:56:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#33 [2024-11-27 19:56:36,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#34 [2024-11-27 19:56:36,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#35 [2024-11-27 19:56:36,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#36 [2024-11-27 19:56:36,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#37 [2024-11-27 19:56:36,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#38 [2024-11-27 19:56:36,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#39 [2024-11-27 19:56:36,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#40 [2024-11-27 19:56:36,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-27 19:56:36,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-27 19:56:36,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-27 19:56:36,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-27 19:56:36,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-27 19:56:36,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-27 19:56:36,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-27 19:56:36,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-27 19:56:36,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-27 19:56:36,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-27 19:56:36,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-27 19:56:36,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-27 19:56:36,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-27 19:56:36,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-27 19:56:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-27 19:56:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-27 19:56:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-27 19:56:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-27 19:56:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-27 19:56:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-27 19:56:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-27 19:56:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-27 19:56:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-27 19:56:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-11-27 19:56:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-11-27 19:56:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-11-27 19:56:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2024-11-27 19:56:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2024-11-27 19:56:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2024-11-27 19:56:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#29 [2024-11-27 19:56:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#30 [2024-11-27 19:56:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#31 [2024-11-27 19:56:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#32 [2024-11-27 19:56:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#33 [2024-11-27 19:56:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#34 [2024-11-27 19:56:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#35 [2024-11-27 19:56:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#36 [2024-11-27 19:56:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#37 [2024-11-27 19:56:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#38 [2024-11-27 19:56:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#39 [2024-11-27 19:56:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#40 [2024-11-27 19:56:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-27 19:56:36,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-27 19:56:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2024-11-27 19:56:36,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2024-11-27 19:56:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2024-11-27 19:56:36,248 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2024-11-27 19:56:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_remove [2024-11-27 19:56:36,248 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_remove [2024-11-27 19:56:36,249 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso_v6 [2024-11-27 19:56:36,249 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso_v6 [2024-11-27 19:56:36,249 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2024-11-27 19:56:36,249 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2024-11-27 19:56:36,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-27 19:56:36,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-27 19:56:36,249 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2024-11-27 19:56:36,250 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2024-11-27 19:56:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2024-11-27 19:56:36,250 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2024-11-27 19:56:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2024-11-27 19:56:36,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2024-11-27 19:56:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2024-11-27 19:56:36,250 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_size_call_parameter [2024-11-27 19:56:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2024-11-27 19:56:36,251 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2024-11-27 19:56:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2024-11-27 19:56:36,251 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2024-11-27 19:56:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_free_slices [2024-11-27 19:56:36,251 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_free_slices [2024-11-27 19:56:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-27 19:56:36,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-27 19:56:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_unmap_rx_page [2024-11-27 19:56:36,251 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_unmap_rx_page [2024-11-27 19:56:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_ss_lock_napi [2024-11-27 19:56:36,252 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_ss_lock_napi [2024-11-27 19:56:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-27 19:56:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-27 19:56:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-27 19:56:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-27 19:56:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-27 19:56:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-27 19:56:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-27 19:56:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-27 19:56:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-27 19:56:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-27 19:56:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-27 19:56:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-27 19:56:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-27 19:56:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-27 19:56:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-27 19:56:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-27 19:56:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-11-27 19:56:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-11-27 19:56:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-11-27 19:56:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-11-27 19:56:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-11-27 19:56:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-11-27 19:56:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2024-11-27 19:56:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2024-11-27 19:56:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2024-11-27 19:56:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2024-11-27 19:56:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2024-11-27 19:56:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#27 [2024-11-27 19:56:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#28 [2024-11-27 19:56:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#29 [2024-11-27 19:56:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#30 [2024-11-27 19:56:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#31 [2024-11-27 19:56:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#32 [2024-11-27 19:56:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#33 [2024-11-27 19:56:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#34 [2024-11-27 19:56:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#35 [2024-11-27 19:56:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#36 [2024-11-27 19:56:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#37 [2024-11-27 19:56:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#38 [2024-11-27 19:56:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#39 [2024-11-27 19:56:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#40 [2024-11-27 19:56:36,254 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-27 19:56:36,255 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-27 19:56:36,255 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-27 19:56:36,255 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-27 19:56:36,255 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-27 19:56:36,255 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-27 19:56:36,255 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-27 19:56:36,255 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-27 19:56:36,255 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-27 19:56:36,256 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-27 19:56:36,256 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-27 19:56:36,256 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-27 19:56:36,256 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-27 19:56:36,256 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-27 19:56:36,256 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-27 19:56:36,256 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-27 19:56:36,256 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-11-27 19:56:36,256 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-11-27 19:56:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-11-27 19:56:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-11-27 19:56:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-11-27 19:56:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-11-27 19:56:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2024-11-27 19:56:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2024-11-27 19:56:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2024-11-27 19:56:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2024-11-27 19:56:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2024-11-27 19:56:36,258 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#27 [2024-11-27 19:56:36,258 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#28 [2024-11-27 19:56:36,258 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#29 [2024-11-27 19:56:36,258 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#30 [2024-11-27 19:56:36,258 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#31 [2024-11-27 19:56:36,258 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#32 [2024-11-27 19:56:36,258 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#33 [2024-11-27 19:56:36,258 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#34 [2024-11-27 19:56:36,258 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#35 [2024-11-27 19:56:36,258 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#36 [2024-11-27 19:56:36,258 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#37 [2024-11-27 19:56:36,258 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#38 [2024-11-27 19:56:36,258 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#39 [2024-11-27 19:56:36,258 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#40 [2024-11-27 19:56:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure netif_set_real_num_tx_queues [2024-11-27 19:56:36,258 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_set_real_num_tx_queues [2024-11-27 19:56:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2024-11-27 19:56:36,258 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2024-11-27 19:56:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2024-11-27 19:56:36,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2024-11-27 19:56:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2024-11-27 19:56:36,259 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2024-11-27 19:56:36,259 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_dummy_rdma [2024-11-27 19:56:36,259 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_dummy_rdma [2024-11-27 19:56:36,259 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2024-11-27 19:56:36,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2024-11-27 19:56:36,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-27 19:56:36,259 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-27 19:56:36,259 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-27 19:56:36,260 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2024-11-27 19:56:36,260 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2024-11-27 19:56:36,260 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-27 19:56:36,260 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-27 19:56:36,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-27 19:56:36,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-27 19:56:36,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-27 19:56:36,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-27 19:56:36,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-27 19:56:36,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-27 19:56:36,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-27 19:56:36,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-27 19:56:36,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-27 19:56:36,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-27 19:56:36,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-27 19:56:36,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-27 19:56:36,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-27 19:56:36,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-27 19:56:36,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-27 19:56:36,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-27 19:56:36,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-27 19:56:36,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-27 19:56:36,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-27 19:56:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-27 19:56:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-27 19:56:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-27 19:56:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-27 19:56:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-11-27 19:56:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-11-27 19:56:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-11-27 19:56:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-11-27 19:56:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2024-11-27 19:56:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2024-11-27 19:56:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2024-11-27 19:56:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#30 [2024-11-27 19:56:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#31 [2024-11-27 19:56:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#32 [2024-11-27 19:56:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#33 [2024-11-27 19:56:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#34 [2024-11-27 19:56:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#35 [2024-11-27 19:56:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#36 [2024-11-27 19:56:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#37 [2024-11-27 19:56:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#38 [2024-11-27 19:56:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#39 [2024-11-27 19:56:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#40 [2024-11-27 19:56:36,263 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_busy_poll [2024-11-27 19:56:36,263 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_busy_poll [2024-11-27 19:56:36,263 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2024-11-27 19:56:36,263 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2024-11-27 19:56:36,263 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_disable [2024-11-27 19:56:36,263 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_disable [2024-11-27 19:56:36,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-27 19:56:36,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-27 19:56:36,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-27 19:56:36,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-27 19:56:36,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-27 19:56:36,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-27 19:56:36,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-27 19:56:36,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-27 19:56:36,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-27 19:56:36,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-27 19:56:36,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-27 19:56:36,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-27 19:56:36,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-27 19:56:36,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-27 19:56:36,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-27 19:56:36,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-27 19:56:36,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-27 19:56:36,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-27 19:56:36,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-27 19:56:36,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-27 19:56:36,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-27 19:56:36,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-11-27 19:56:36,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-11-27 19:56:36,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-11-27 19:56:36,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-11-27 19:56:36,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2024-11-27 19:56:36,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2024-11-27 19:56:36,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#27 [2024-11-27 19:56:36,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#28 [2024-11-27 19:56:36,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#29 [2024-11-27 19:56:36,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#30 [2024-11-27 19:56:36,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#31 [2024-11-27 19:56:36,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#32 [2024-11-27 19:56:36,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#33 [2024-11-27 19:56:36,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#34 [2024-11-27 19:56:36,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#35 [2024-11-27 19:56:36,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#36 [2024-11-27 19:56:36,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#37 [2024-11-27 19:56:36,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#38 [2024-11-27 19:56:36,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#39 [2024-11-27 19:56:36,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#40 [2024-11-27 19:56:36,267 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-27 19:56:36,267 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-27 19:56:36,267 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-27 19:56:36,268 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-27 19:56:36,268 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2024-11-27 19:56:36,268 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2024-11-27 19:56:36,268 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-27 19:56:36,268 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-27 19:56:36,268 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-27 19:56:36,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-27 19:56:36,268 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_reset [2024-11-27 19:56:36,268 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_reset [2024-11-27 19:56:36,268 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_load_firmware [2024-11-27 19:56:36,269 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_load_firmware [2024-11-27 19:56:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-27 19:56:36,269 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-27 19:56:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2024-11-27 19:56:36,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2024-11-27 19:56:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-27 19:56:36,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-27 19:56:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msix [2024-11-27 19:56:36,269 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msix [2024-11-27 19:56:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-27 19:56:36,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-27 19:56:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure __iowrite64_copy [2024-11-27 19:56:36,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __iowrite64_copy [2024-11-27 19:56:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-27 19:56:36,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-27 19:56:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_open [2024-11-27 19:56:36,269 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_open [2024-11-27 19:56:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2024-11-27 19:56:36,270 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2024-11-27 19:56:36,270 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2024-11-27 19:56:36,270 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2024-11-27 19:56:36,270 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_setup_dca [2024-11-27 19:56:36,270 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_setup_dca [2024-11-27 19:56:36,270 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-11-27 19:56:36,270 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-11-27 19:56:36,270 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-27 19:56:36,270 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-27 19:56:36,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_77 [2024-11-27 19:56:36,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_77 [2024-11-27 19:56:36,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_81 [2024-11-27 19:56:36,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_81 [2024-11-27 19:56:36,271 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2024-11-27 19:56:36,271 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2024-11-27 19:56:36,271 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-27 19:56:36,271 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-27 19:56:36,271 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-27 19:56:36,271 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-27 19:56:36,271 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_validate_firmware [2024-11-27 19:56:36,272 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_validate_firmware [2024-11-27 19:56:36,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-27 19:56:36,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-27 19:56:36,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-27 19:56:36,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-27 19:56:36,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-27 19:56:36,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-27 19:56:36,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-27 19:56:36,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-27 19:56:36,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-27 19:56:36,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-27 19:56:36,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-27 19:56:36,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-27 19:56:36,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-27 19:56:36,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-27 19:56:36,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-27 19:56:36,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-27 19:56:36,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-27 19:56:36,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-27 19:56:36,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-27 19:56:36,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-27 19:56:36,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-27 19:56:36,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-27 19:56:36,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-27 19:56:36,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-27 19:56:36,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-27 19:56:36,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-11-27 19:56:36,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-11-27 19:56:36,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-11-27 19:56:36,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2024-11-27 19:56:36,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2024-11-27 19:56:36,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2024-11-27 19:56:36,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2024-11-27 19:56:36,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#32 [2024-11-27 19:56:36,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#33 [2024-11-27 19:56:36,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#34 [2024-11-27 19:56:36,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#35 [2024-11-27 19:56:36,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#36 [2024-11-27 19:56:36,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#37 [2024-11-27 19:56:36,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#38 [2024-11-27 19:56:36,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#39 [2024-11-27 19:56:36,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#40 [2024-11-27 19:56:36,273 INFO L130 BoogieDeclarations]: Found specification of procedure is_power_of_2 [2024-11-27 19:56:36,273 INFO L138 BoogieDeclarations]: Found implementation of procedure is_power_of_2 [2024-11-27 19:56:36,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-27 19:56:36,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-27 19:56:36,274 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_xmit [2024-11-27 19:56:36,274 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_xmit [2024-11-27 19:56:36,274 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-27 19:56:36,274 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-27 19:56:36,274 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2024-11-27 19:56:36,274 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2024-11-27 19:56:36,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_78 [2024-11-27 19:56:36,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_78 [2024-11-27 19:56:36,275 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2024-11-27 19:56:36,275 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2024-11-27 19:56:36,275 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_dma_test [2024-11-27 19:56:36,275 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_dma_test [2024-11-27 19:56:36,276 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2024-11-27 19:56:36,276 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2024-11-27 19:56:36,276 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2024-11-27 19:56:36,276 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2024-11-27 19:56:36,276 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_get_firmware_capabilities [2024-11-27 19:56:36,276 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_get_firmware_capabilities [2024-11-27 19:56:36,276 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2024-11-27 19:56:36,276 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2024-11-27 19:56:36,276 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_resume [2024-11-27 19:56:36,276 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_resume [2024-11-27 19:56:36,276 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_ext_capability [2024-11-27 19:56:36,276 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_ext_capability [2024-11-27 19:56:36,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-27 19:56:36,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-27 19:56:36,277 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2024-11-27 19:56:36,277 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2024-11-27 19:56:36,277 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2024-11-27 19:56:36,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2024-11-27 19:56:36,277 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-11-27 19:56:36,277 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-11-27 19:56:36,277 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_free_irq [2024-11-27 19:56:36,277 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_free_irq [2024-11-27 19:56:36,277 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-27 19:56:36,278 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-27 19:56:36,278 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2024-11-27 19:56:36,278 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2024-11-27 19:56:36,278 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2024-11-27 19:56:36,278 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2024-11-27 19:56:36,278 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-27 19:56:36,278 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-27 19:56:36,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 19:56:36,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-27 19:56:36,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-27 19:56:36,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-27 19:56:36,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-27 19:56:36,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-27 19:56:36,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-27 19:56:36,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-27 19:56:36,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-27 19:56:36,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-27 19:56:36,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-27 19:56:36,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-27 19:56:36,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-27 19:56:36,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-27 19:56:36,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-27 19:56:36,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-27 19:56:36,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-27 19:56:36,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-27 19:56:36,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-27 19:56:36,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-27 19:56:36,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-27 19:56:36,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-27 19:56:36,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-27 19:56:36,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-27 19:56:36,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-27 19:56:36,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-11-27 19:56:36,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-11-27 19:56:36,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-11-27 19:56:36,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2024-11-27 19:56:36,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2024-11-27 19:56:36,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2024-11-27 19:56:36,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2024-11-27 19:56:36,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#32 [2024-11-27 19:56:36,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#33 [2024-11-27 19:56:36,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#34 [2024-11-27 19:56:36,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#35 [2024-11-27 19:56:36,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#36 [2024-11-27 19:56:36,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#37 [2024-11-27 19:56:36,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#38 [2024-11-27 19:56:36,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#39 [2024-11-27 19:56:36,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#40 [2024-11-27 19:56:36,281 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_enable [2024-11-27 19:56:36,281 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_enable [2024-11-27 19:56:36,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-27 19:56:36,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-27 19:56:38,900 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 19:56:38,906 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 19:57:09,840 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-27 19:57:29,079 INFO L? ?]: Removed 5223 outVars from TransFormulas that were not future-live. [2024-11-27 19:57:29,079 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 19:57:29,177 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 19:57:29,177 INFO L312 CfgBuilder]: Removed 19 assume(true) statements. [2024-11-27 19:57:29,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:57:29 BoogieIcfgContainer [2024-11-27 19:57:29,178 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 19:57:29,180 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 19:57:29,180 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 19:57:29,186 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 19:57:29,186 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 07:56:21" (1/3) ... [2024-11-27 19:57:29,187 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ec2d5d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 07:57:29, skipping insertion in model container [2024-11-27 19:57:29,187 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:29" (2/3) ... [2024-11-27 19:57:29,187 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ec2d5d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 07:57:29, skipping insertion in model container [2024-11-27 19:57:29,188 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:57:29" (3/3) ... [2024-11-27 19:57:29,189 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-myricom-myri10ge-myri10ge.cil.i [2024-11-27 19:57:29,209 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 19:57:29,212 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-myricom-myri10ge-myri10ge.cil.i that has 246 procedures, 3871 locations, 1 initial locations, 126 loop locations, and 4 error locations. [2024-11-27 19:57:29,413 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 19:57:29,435 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;@6eb3a832, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 19:57:29,436 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-11-27 19:57:29,457 INFO L276 IsEmpty]: Start isEmpty. Operand has 3518 states, 2535 states have (on average 1.3155818540433926) internal successors, (3335), 2606 states have internal predecessors, (3335), 813 states have call successors, (813), 167 states have call predecessors, (813), 166 states have return successors, (809), 800 states have call predecessors, (809), 809 states have call successors, (809) [2024-11-27 19:57:29,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-27 19:57:29,473 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:57:29,474 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:57:29,474 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 2 more)] === [2024-11-27 19:57:29,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:57:29,482 INFO L85 PathProgramCache]: Analyzing trace with hash 1974439941, now seen corresponding path program 1 times [2024-11-27 19:57:29,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:57:29,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831646355] [2024-11-27 19:57:29,493 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:57:29,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:57:39,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:57:42,207 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-27 19:57:42,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:57:42,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831646355] [2024-11-27 19:57:42,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831646355] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:57:42,211 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:57:42,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 19:57:42,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927950556] [2024-11-27 19:57:42,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:57:42,220 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 19:57:42,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:57:42,254 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 19:57:42,255 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 19:57:42,266 INFO L87 Difference]: Start difference. First operand has 3518 states, 2535 states have (on average 1.3155818540433926) internal successors, (3335), 2606 states have internal predecessors, (3335), 813 states have call successors, (813), 167 states have call predecessors, (813), 166 states have return successors, (809), 800 states have call predecessors, (809), 809 states have call successors, (809) Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 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) [2024-11-27 19:57:44,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:57:44,093 INFO L93 Difference]: Finished difference Result 10261 states and 14643 transitions. [2024-11-27 19:57:44,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 19:57:44,097 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 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 90 [2024-11-27 19:57:44,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:57:44,211 INFO L225 Difference]: With dead ends: 10261 [2024-11-27 19:57:44,212 INFO L226 Difference]: Without dead ends: 6776 [2024-11-27 19:57:44,265 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 [2024-11-27 19:57:44,271 INFO L435 NwaCegarLoop]: 4730 mSDtfsCounter, 4706 mSDsluCounter, 14078 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4707 SdHoareTripleChecker+Valid, 18808 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-27 19:57:44,272 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4707 Valid, 18808 Invalid, 65 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-27 19:57:44,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6776 states. [2024-11-27 19:57:44,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6776 to 6766. [2024-11-27 19:57:44,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6766 states, 4872 states have (on average 1.2777093596059113) internal successors, (6225), 4973 states have internal predecessors, (6225), 1564 states have call successors, (1564), 329 states have call predecessors, (1564), 326 states have return successors, (1590), 1538 states have call predecessors, (1590), 1558 states have call successors, (1590) [2024-11-27 19:57:45,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6766 states to 6766 states and 9379 transitions. [2024-11-27 19:57:45,033 INFO L78 Accepts]: Start accepts. Automaton has 6766 states and 9379 transitions. Word has length 90 [2024-11-27 19:57:45,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:57:45,036 INFO L471 AbstractCegarLoop]: Abstraction has 6766 states and 9379 transitions. [2024-11-27 19:57:45,036 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 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) [2024-11-27 19:57:45,036 INFO L276 IsEmpty]: Start isEmpty. Operand 6766 states and 9379 transitions. [2024-11-27 19:57:45,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-27 19:57:45,044 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:57:45,044 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:57:45,045 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-27 19:57:45,045 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 2 more)] === [2024-11-27 19:57:45,046 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:57:45,047 INFO L85 PathProgramCache]: Analyzing trace with hash -1869116111, now seen corresponding path program 1 times [2024-11-27 19:57:45,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:57:45,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901631423] [2024-11-27 19:57:45,048 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:57:45,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:57:53,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:57:55,833 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-27 19:57:55,835 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:57:55,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901631423] [2024-11-27 19:57:55,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901631423] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:57:55,836 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:57:55,836 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 19:57:55,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768221298] [2024-11-27 19:57:55,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:57:55,841 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 19:57:55,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:57:55,843 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 19:57:55,843 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 19:57:55,843 INFO L87 Difference]: Start difference. First operand 6766 states and 9379 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 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) [2024-11-27 19:57:56,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:57:56,620 INFO L93 Difference]: Finished difference Result 6776 states and 9388 transitions. [2024-11-27 19:57:56,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 19:57:56,620 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 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 [2024-11-27 19:57:56,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:57:56,702 INFO L225 Difference]: With dead ends: 6776 [2024-11-27 19:57:56,703 INFO L226 Difference]: Without dead ends: 6774 [2024-11-27 19:57:56,711 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 19:57:56,713 INFO L435 NwaCegarLoop]: 4716 mSDtfsCounter, 4679 mSDsluCounter, 9411 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4680 SdHoareTripleChecker+Valid, 14127 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 19:57:56,714 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4680 Valid, 14127 Invalid, 25 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 19:57:56,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6774 states. [2024-11-27 19:57:57,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6774 to 6774. [2024-11-27 19:57:57,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6774 states, 4878 states have (on average 1.2773677736777367) internal successors, (6231), 4979 states have internal predecessors, (6231), 1564 states have call successors, (1564), 331 states have call predecessors, (1564), 328 states have return successors, (1590), 1538 states have call predecessors, (1590), 1558 states have call successors, (1590) [2024-11-27 19:57:57,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6774 states to 6774 states and 9385 transitions. [2024-11-27 19:57:57,276 INFO L78 Accepts]: Start accepts. Automaton has 6774 states and 9385 transitions. Word has length 95 [2024-11-27 19:57:57,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:57:57,277 INFO L471 AbstractCegarLoop]: Abstraction has 6774 states and 9385 transitions. [2024-11-27 19:57:57,277 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 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) [2024-11-27 19:57:57,277 INFO L276 IsEmpty]: Start isEmpty. Operand 6774 states and 9385 transitions. [2024-11-27 19:57:57,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-27 19:57:57,284 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:57:57,284 INFO L218 NwaCegarLoop]: trace histogram [5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:57:57,285 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-27 19:57:57,285 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 2 more)] === [2024-11-27 19:57:57,285 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:57:57,286 INFO L85 PathProgramCache]: Analyzing trace with hash 861406021, now seen corresponding path program 1 times [2024-11-27 19:57:57,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:57:57,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769690808] [2024-11-27 19:57:57,286 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:57:57,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:58:04,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:58:06,229 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-27 19:58:06,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:58:06,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769690808] [2024-11-27 19:58:06,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [769690808] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:58:06,233 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:58:06,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 19:58:06,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986835298] [2024-11-27 19:58:06,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:58:06,234 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 19:58:06,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:58:06,235 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 19:58:06,237 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 19:58:06,238 INFO L87 Difference]: Start difference. First operand 6774 states and 9385 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 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) [2024-11-27 19:58:07,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:58:07,266 INFO L93 Difference]: Finished difference Result 6784 states and 9394 transitions. [2024-11-27 19:58:07,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 19:58:07,267 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 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 100 [2024-11-27 19:58:07,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:58:07,357 INFO L225 Difference]: With dead ends: 6784 [2024-11-27 19:58:07,358 INFO L226 Difference]: Without dead ends: 6782 [2024-11-27 19:58:07,367 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 19:58:07,369 INFO L435 NwaCegarLoop]: 4716 mSDtfsCounter, 4678 mSDsluCounter, 9411 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4679 SdHoareTripleChecker+Valid, 14127 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 19:58:07,369 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4679 Valid, 14127 Invalid, 25 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 19:58:07,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6782 states. [2024-11-27 19:58:08,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6782 to 6782. [2024-11-27 19:58:08,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6782 states, 4884 states have (on average 1.277027027027027) internal successors, (6237), 4985 states have internal predecessors, (6237), 1564 states have call successors, (1564), 333 states have call predecessors, (1564), 330 states have return successors, (1590), 1538 states have call predecessors, (1590), 1558 states have call successors, (1590) [2024-11-27 19:58:08,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6782 states to 6782 states and 9391 transitions. [2024-11-27 19:58:08,134 INFO L78 Accepts]: Start accepts. Automaton has 6782 states and 9391 transitions. Word has length 100 [2024-11-27 19:58:08,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:58:08,135 INFO L471 AbstractCegarLoop]: Abstraction has 6782 states and 9391 transitions. [2024-11-27 19:58:08,135 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 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) [2024-11-27 19:58:08,135 INFO L276 IsEmpty]: Start isEmpty. Operand 6782 states and 9391 transitions. [2024-11-27 19:58:08,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-27 19:58:08,142 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:58:08,142 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:58:08,143 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-27 19:58:08,143 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 2 more)] === [2024-11-27 19:58:08,144 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:58:08,144 INFO L85 PathProgramCache]: Analyzing trace with hash -961588879, now seen corresponding path program 1 times [2024-11-27 19:58:08,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:58:08,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1612852522] [2024-11-27 19:58:08,144 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:58:08,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:58:15,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:58:17,198 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-11-27 19:58:17,200 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:58:17,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1612852522] [2024-11-27 19:58:17,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1612852522] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:58:17,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:58:17,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 19:58:17,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385297570] [2024-11-27 19:58:17,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:58:17,202 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 19:58:17,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:58:17,203 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 19:58:17,203 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 19:58:17,206 INFO L87 Difference]: Start difference. First operand 6782 states and 9391 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 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) [2024-11-27 19:58:17,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:58:17,984 INFO L93 Difference]: Finished difference Result 6792 states and 9400 transitions. [2024-11-27 19:58:17,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 19:58:17,985 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 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 105 [2024-11-27 19:58:17,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:58:18,050 INFO L225 Difference]: With dead ends: 6792 [2024-11-27 19:58:18,050 INFO L226 Difference]: Without dead ends: 6790 [2024-11-27 19:58:18,058 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 19:58:18,059 INFO L435 NwaCegarLoop]: 4716 mSDtfsCounter, 4677 mSDsluCounter, 9411 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4678 SdHoareTripleChecker+Valid, 14127 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 19:58:18,059 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4678 Valid, 14127 Invalid, 25 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 19:58:18,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6790 states. [2024-11-27 19:58:18,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6790 to 6790. [2024-11-27 19:58:18,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6790 states, 4890 states have (on average 1.2766871165644171) internal successors, (6243), 4991 states have internal predecessors, (6243), 1564 states have call successors, (1564), 335 states have call predecessors, (1564), 332 states have return successors, (1590), 1538 states have call predecessors, (1590), 1558 states have call successors, (1590) [2024-11-27 19:58:18,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6790 states to 6790 states and 9397 transitions. [2024-11-27 19:58:18,713 INFO L78 Accepts]: Start accepts. Automaton has 6790 states and 9397 transitions. Word has length 105 [2024-11-27 19:58:18,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:58:18,715 INFO L471 AbstractCegarLoop]: Abstraction has 6790 states and 9397 transitions. [2024-11-27 19:58:18,717 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 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) [2024-11-27 19:58:18,717 INFO L276 IsEmpty]: Start isEmpty. Operand 6790 states and 9397 transitions. [2024-11-27 19:58:18,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-27 19:58:18,723 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:58:18,723 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:58:18,723 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-27 19:58:18,724 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 2 more)] === [2024-11-27 19:58:18,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:58:18,724 INFO L85 PathProgramCache]: Analyzing trace with hash 964558605, now seen corresponding path program 1 times [2024-11-27 19:58:18,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:58:18,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062172763] [2024-11-27 19:58:18,725 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:58:18,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:58:26,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:58:27,965 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2024-11-27 19:58:27,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:58:27,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062172763] [2024-11-27 19:58:27,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1062172763] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:58:27,966 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:58:27,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 19:58:27,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548477460] [2024-11-27 19:58:27,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:58:27,968 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 19:58:27,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:58:27,968 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 19:58:27,969 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 19:58:27,970 INFO L87 Difference]: Start difference. First operand 6790 states and 9397 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 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) [2024-11-27 19:58:28,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:58:28,739 INFO L93 Difference]: Finished difference Result 6800 states and 9406 transitions. [2024-11-27 19:58:28,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 19:58:28,740 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 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 121 [2024-11-27 19:58:28,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:58:28,808 INFO L225 Difference]: With dead ends: 6800 [2024-11-27 19:58:28,808 INFO L226 Difference]: Without dead ends: 6798 [2024-11-27 19:58:28,816 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 19:58:28,819 INFO L435 NwaCegarLoop]: 4716 mSDtfsCounter, 4665 mSDsluCounter, 9411 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4666 SdHoareTripleChecker+Valid, 14127 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 19:58:28,819 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4666 Valid, 14127 Invalid, 25 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 19:58:28,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6798 states. [2024-11-27 19:58:29,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6798 to 6798. [2024-11-27 19:58:29,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6798 states, 4896 states have (on average 1.2763480392156863) internal successors, (6249), 4997 states have internal predecessors, (6249), 1564 states have call successors, (1564), 337 states have call predecessors, (1564), 334 states have return successors, (1590), 1538 states have call predecessors, (1590), 1558 states have call successors, (1590) [2024-11-27 19:58:29,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6798 states to 6798 states and 9403 transitions. [2024-11-27 19:58:29,352 INFO L78 Accepts]: Start accepts. Automaton has 6798 states and 9403 transitions. Word has length 121 [2024-11-27 19:58:29,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:58:29,352 INFO L471 AbstractCegarLoop]: Abstraction has 6798 states and 9403 transitions. [2024-11-27 19:58:29,353 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 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) [2024-11-27 19:58:29,353 INFO L276 IsEmpty]: Start isEmpty. Operand 6798 states and 9403 transitions. [2024-11-27 19:58:29,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-27 19:58:29,356 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:58:29,356 INFO L218 NwaCegarLoop]: trace histogram [6, 5, 5, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:58:29,356 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-27 19:58:29,356 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 2 more)] === [2024-11-27 19:58:29,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:58:29,357 INFO L85 PathProgramCache]: Analyzing trace with hash 1972478505, now seen corresponding path program 1 times [2024-11-27 19:58:29,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:58:29,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014216125] [2024-11-27 19:58:29,357 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:58:29,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:58:36,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:58:38,303 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2024-11-27 19:58:38,304 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:58:38,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014216125] [2024-11-27 19:58:38,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2014216125] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:58:38,304 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:58:38,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 19:58:38,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117718699] [2024-11-27 19:58:38,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:58:38,305 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 19:58:38,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:58:38,306 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 19:58:38,306 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 19:58:38,307 INFO L87 Difference]: Start difference. First operand 6798 states and 9403 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 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) [2024-11-27 19:58:39,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:58:39,162 INFO L93 Difference]: Finished difference Result 6808 states and 9412 transitions. [2024-11-27 19:58:39,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 19:58:39,163 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 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 126 [2024-11-27 19:58:39,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:58:39,225 INFO L225 Difference]: With dead ends: 6808 [2024-11-27 19:58:39,225 INFO L226 Difference]: Without dead ends: 6806 [2024-11-27 19:58:39,233 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 19:58:39,234 INFO L435 NwaCegarLoop]: 4716 mSDtfsCounter, 4664 mSDsluCounter, 9411 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4665 SdHoareTripleChecker+Valid, 14127 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 19:58:39,237 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4665 Valid, 14127 Invalid, 25 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 19:58:39,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6806 states. [2024-11-27 19:58:39,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6806 to 6806. [2024-11-27 19:58:39,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6806 states, 4902 states have (on average 1.2760097919216646) internal successors, (6255), 5003 states have internal predecessors, (6255), 1564 states have call successors, (1564), 339 states have call predecessors, (1564), 336 states have return successors, (1590), 1538 states have call predecessors, (1590), 1558 states have call successors, (1590) [2024-11-27 19:58:39,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6806 states to 6806 states and 9409 transitions. [2024-11-27 19:58:39,808 INFO L78 Accepts]: Start accepts. Automaton has 6806 states and 9409 transitions. Word has length 126 [2024-11-27 19:58:39,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:58:39,809 INFO L471 AbstractCegarLoop]: Abstraction has 6806 states and 9409 transitions. [2024-11-27 19:58:39,809 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 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) [2024-11-27 19:58:39,809 INFO L276 IsEmpty]: Start isEmpty. Operand 6806 states and 9409 transitions. [2024-11-27 19:58:39,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-27 19:58:39,813 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:58:39,814 INFO L218 NwaCegarLoop]: trace histogram [7, 6, 6, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:58:39,814 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-27 19:58:39,814 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 2 more)] === [2024-11-27 19:58:39,815 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:58:39,815 INFO L85 PathProgramCache]: Analyzing trace with hash 590391373, now seen corresponding path program 1 times [2024-11-27 19:58:39,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:58:39,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768543821] [2024-11-27 19:58:39,815 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:58:39,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:58:47,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:58:48,495 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2024-11-27 19:58:48,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:58:48,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768543821] [2024-11-27 19:58:48,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768543821] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:58:48,495 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:58:48,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 19:58:48,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450212296] [2024-11-27 19:58:48,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:58:48,496 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 19:58:48,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:58:48,502 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 19:58:48,502 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 19:58:48,502 INFO L87 Difference]: Start difference. First operand 6806 states and 9409 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 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) [2024-11-27 19:58:49,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:58:49,505 INFO L93 Difference]: Finished difference Result 6850 states and 9444 transitions. [2024-11-27 19:58:49,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 19:58:49,505 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 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 131 [2024-11-27 19:58:49,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:58:49,559 INFO L225 Difference]: With dead ends: 6850 [2024-11-27 19:58:49,559 INFO L226 Difference]: Without dead ends: 6848 [2024-11-27 19:58:49,566 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 19:58:49,568 INFO L435 NwaCegarLoop]: 4722 mSDtfsCounter, 4595 mSDsluCounter, 9498 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4596 SdHoareTripleChecker+Valid, 14220 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-27 19:58:49,569 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4596 Valid, 14220 Invalid, 39 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-27 19:58:49,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6848 states. [2024-11-27 19:58:50,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6848 to 6846. [2024-11-27 19:58:50,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6846 states, 4931 states have (on average 1.2747921314135064) internal successors, (6286), 5032 states have internal predecessors, (6286), 1564 states have call successors, (1564), 350 states have call predecessors, (1564), 347 states have return successors, (1590), 1538 states have call predecessors, (1590), 1558 states have call successors, (1590) [2024-11-27 19:58:50,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6846 states to 6846 states and 9440 transitions. [2024-11-27 19:58:50,138 INFO L78 Accepts]: Start accepts. Automaton has 6846 states and 9440 transitions. Word has length 131 [2024-11-27 19:58:50,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:58:50,138 INFO L471 AbstractCegarLoop]: Abstraction has 6846 states and 9440 transitions. [2024-11-27 19:58:50,139 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 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) [2024-11-27 19:58:50,139 INFO L276 IsEmpty]: Start isEmpty. Operand 6846 states and 9440 transitions. [2024-11-27 19:58:50,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-27 19:58:50,144 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:58:50,144 INFO L218 NwaCegarLoop]: trace histogram [8, 7, 7, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:58:50,144 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-27 19:58:50,144 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 2 more)] === [2024-11-27 19:58:50,145 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:58:50,145 INFO L85 PathProgramCache]: Analyzing trace with hash 1842543089, now seen corresponding path program 1 times [2024-11-27 19:58:50,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:58:50,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851837869] [2024-11-27 19:58:50,145 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:58:50,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:58:57,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:58:58,954 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2024-11-27 19:58:58,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:58:58,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851837869] [2024-11-27 19:58:58,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851837869] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:58:58,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:58:58,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 19:58:58,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125948543] [2024-11-27 19:58:58,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:58:58,956 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 19:58:58,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:58:58,957 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 19:58:58,957 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 19:58:58,957 INFO L87 Difference]: Start difference. First operand 6846 states and 9440 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 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) [2024-11-27 19:58:59,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:58:59,866 INFO L93 Difference]: Finished difference Result 6856 states and 9449 transitions. [2024-11-27 19:58:59,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 19:58:59,867 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 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 125 [2024-11-27 19:58:59,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:58:59,921 INFO L225 Difference]: With dead ends: 6856 [2024-11-27 19:58:59,921 INFO L226 Difference]: Without dead ends: 6854 [2024-11-27 19:58:59,928 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 [2024-11-27 19:58:59,929 INFO L435 NwaCegarLoop]: 4716 mSDtfsCounter, 4673 mSDsluCounter, 9411 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4674 SdHoareTripleChecker+Valid, 14127 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 19:58:59,930 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4674 Valid, 14127 Invalid, 25 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 19:58:59,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6854 states. [2024-11-27 19:59:00,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6854 to 6854. [2024-11-27 19:59:00,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6854 states, 4937 states have (on average 1.2744581729795423) internal successors, (6292), 5038 states have internal predecessors, (6292), 1564 states have call successors, (1564), 352 states have call predecessors, (1564), 349 states have return successors, (1590), 1538 states have call predecessors, (1590), 1558 states have call successors, (1590) [2024-11-27 19:59:00,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6854 states to 6854 states and 9446 transitions. [2024-11-27 19:59:00,540 INFO L78 Accepts]: Start accepts. Automaton has 6854 states and 9446 transitions. Word has length 125 [2024-11-27 19:59:00,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:59:00,540 INFO L471 AbstractCegarLoop]: Abstraction has 6854 states and 9446 transitions. [2024-11-27 19:59:00,541 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 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) [2024-11-27 19:59:00,541 INFO L276 IsEmpty]: Start isEmpty. Operand 6854 states and 9446 transitions. [2024-11-27 19:59:00,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-27 19:59:00,550 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:59:00,550 INFO L218 NwaCegarLoop]: trace histogram [9, 8, 8, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:59:00,550 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-27 19:59:00,551 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 2 more)] === [2024-11-27 19:59:00,551 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:59:00,551 INFO L85 PathProgramCache]: Analyzing trace with hash 1812099469, now seen corresponding path program 1 times [2024-11-27 19:59:00,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:59:00,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257930292] [2024-11-27 19:59:00,551 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:59:00,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:59:07,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:59:08,907 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2024-11-27 19:59:08,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:59:08,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257930292] [2024-11-27 19:59:08,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257930292] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:59:08,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:59:08,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 19:59:08,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585428679] [2024-11-27 19:59:08,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:59:08,909 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 19:59:08,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:59:08,909 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 19:59:08,910 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 19:59:08,910 INFO L87 Difference]: Start difference. First operand 6854 states and 9446 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-27 19:59:09,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:59:09,778 INFO L93 Difference]: Finished difference Result 6864 states and 9455 transitions. [2024-11-27 19:59:09,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 19:59:09,779 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 141 [2024-11-27 19:59:09,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:59:09,834 INFO L225 Difference]: With dead ends: 6864 [2024-11-27 19:59:09,834 INFO L226 Difference]: Without dead ends: 6862 [2024-11-27 19:59:09,842 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 [2024-11-27 19:59:09,844 INFO L435 NwaCegarLoop]: 4716 mSDtfsCounter, 4661 mSDsluCounter, 9411 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4662 SdHoareTripleChecker+Valid, 14127 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 19:59:09,845 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4662 Valid, 14127 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 19:59:09,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6862 states. [2024-11-27 19:59:10,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6862 to 6862. [2024-11-27 19:59:10,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6862 states, 4943 states have (on average 1.2741250252882865) internal successors, (6298), 5044 states have internal predecessors, (6298), 1564 states have call successors, (1564), 354 states have call predecessors, (1564), 351 states have return successors, (1590), 1538 states have call predecessors, (1590), 1558 states have call successors, (1590) [2024-11-27 19:59:10,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6862 states to 6862 states and 9452 transitions. [2024-11-27 19:59:10,471 INFO L78 Accepts]: Start accepts. Automaton has 6862 states and 9452 transitions. Word has length 141 [2024-11-27 19:59:10,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:59:10,474 INFO L471 AbstractCegarLoop]: Abstraction has 6862 states and 9452 transitions. [2024-11-27 19:59:10,474 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-27 19:59:10,475 INFO L276 IsEmpty]: Start isEmpty. Operand 6862 states and 9452 transitions. [2024-11-27 19:59:10,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-27 19:59:10,478 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:59:10,478 INFO L218 NwaCegarLoop]: trace histogram [10, 9, 9, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:59:10,479 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-27 19:59:10,479 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 2 more)] === [2024-11-27 19:59:10,480 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:59:10,480 INFO L85 PathProgramCache]: Analyzing trace with hash -1729814871, now seen corresponding path program 1 times [2024-11-27 19:59:10,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:59:10,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351468640] [2024-11-27 19:59:10,481 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:59:10,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:59:17,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:59:18,876 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2024-11-27 19:59:18,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:59:18,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351468640] [2024-11-27 19:59:18,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [351468640] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:59:18,877 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:59:18,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 19:59:18,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227124652] [2024-11-27 19:59:18,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:59:18,878 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 19:59:18,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:59:18,879 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 19:59:18,879 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 19:59:18,879 INFO L87 Difference]: Start difference. First operand 6862 states and 9452 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-27 19:59:19,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:59:19,450 INFO L93 Difference]: Finished difference Result 6872 states and 9461 transitions. [2024-11-27 19:59:19,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 19:59:19,451 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 146 [2024-11-27 19:59:19,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:59:19,498 INFO L225 Difference]: With dead ends: 6872 [2024-11-27 19:59:19,498 INFO L226 Difference]: Without dead ends: 6870 [2024-11-27 19:59:19,504 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 [2024-11-27 19:59:19,505 INFO L435 NwaCegarLoop]: 4716 mSDtfsCounter, 4660 mSDsluCounter, 9411 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4661 SdHoareTripleChecker+Valid, 14127 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 19:59:19,506 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4661 Valid, 14127 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 19:59:19,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6870 states. [2024-11-27 19:59:20,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6870 to 6870. [2024-11-27 19:59:20,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6870 states, 4949 states have (on average 1.273792685390988) internal successors, (6304), 5050 states have internal predecessors, (6304), 1564 states have call successors, (1564), 356 states have call predecessors, (1564), 353 states have return successors, (1590), 1538 states have call predecessors, (1590), 1558 states have call successors, (1590) [2024-11-27 19:59:20,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6870 states to 6870 states and 9458 transitions. [2024-11-27 19:59:20,111 INFO L78 Accepts]: Start accepts. Automaton has 6870 states and 9458 transitions. Word has length 146 [2024-11-27 19:59:20,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:59:20,112 INFO L471 AbstractCegarLoop]: Abstraction has 6870 states and 9458 transitions. [2024-11-27 19:59:20,112 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-27 19:59:20,112 INFO L276 IsEmpty]: Start isEmpty. Operand 6870 states and 9458 transitions. [2024-11-27 19:59:20,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-27 19:59:20,115 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:59:20,115 INFO L218 NwaCegarLoop]: trace histogram [11, 10, 10, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:59:20,115 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-27 19:59:20,115 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 2 more)] === [2024-11-27 19:59:20,116 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:59:20,118 INFO L85 PathProgramCache]: Analyzing trace with hash -1487663035, now seen corresponding path program 1 times [2024-11-27 19:59:20,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:59:20,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471803141] [2024-11-27 19:59:20,119 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:59:20,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:59:27,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:59:28,637 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2024-11-27 19:59:28,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:59:28,638 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471803141] [2024-11-27 19:59:28,638 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1471803141] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:59:28,638 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:59:28,638 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 19:59:28,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717160686] [2024-11-27 19:59:28,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:59:28,639 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 19:59:28,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:59:28,640 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 19:59:28,640 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 19:59:28,640 INFO L87 Difference]: Start difference. First operand 6870 states and 9458 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-27 19:59:29,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:59:29,271 INFO L93 Difference]: Finished difference Result 6880 states and 9467 transitions. [2024-11-27 19:59:29,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 19:59:29,271 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 140 [2024-11-27 19:59:29,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:59:29,325 INFO L225 Difference]: With dead ends: 6880 [2024-11-27 19:59:29,325 INFO L226 Difference]: Without dead ends: 6878 [2024-11-27 19:59:29,333 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 [2024-11-27 19:59:29,334 INFO L435 NwaCegarLoop]: 4716 mSDtfsCounter, 4670 mSDsluCounter, 9411 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4671 SdHoareTripleChecker+Valid, 14127 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 19:59:29,334 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4671 Valid, 14127 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 19:59:29,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6878 states. [2024-11-27 19:59:29,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6878 to 6878. [2024-11-27 19:59:29,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6878 states, 4955 states have (on average 1.2734611503531785) internal successors, (6310), 5056 states have internal predecessors, (6310), 1564 states have call successors, (1564), 358 states have call predecessors, (1564), 355 states have return successors, (1590), 1538 states have call predecessors, (1590), 1558 states have call successors, (1590) [2024-11-27 19:59:30,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6878 states to 6878 states and 9464 transitions. [2024-11-27 19:59:30,021 INFO L78 Accepts]: Start accepts. Automaton has 6878 states and 9464 transitions. Word has length 140 [2024-11-27 19:59:30,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:59:30,022 INFO L471 AbstractCegarLoop]: Abstraction has 6878 states and 9464 transitions. [2024-11-27 19:59:30,022 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-27 19:59:30,022 INFO L276 IsEmpty]: Start isEmpty. Operand 6878 states and 9464 transitions. [2024-11-27 19:59:30,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-27 19:59:30,028 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:59:30,028 INFO L218 NwaCegarLoop]: trace histogram [12, 11, 11, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:59:30,029 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-27 19:59:30,030 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 2 more)] === [2024-11-27 19:59:30,030 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:59:30,031 INFO L85 PathProgramCache]: Analyzing trace with hash 1895181545, now seen corresponding path program 1 times [2024-11-27 19:59:30,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:59:30,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006877918] [2024-11-27 19:59:30,031 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:59:30,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:59:37,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:59:38,437 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2024-11-27 19:59:38,438 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:59:38,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006877918] [2024-11-27 19:59:38,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1006877918] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:59:38,439 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:59:38,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 19:59:38,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599820063] [2024-11-27 19:59:38,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:59:38,440 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 19:59:38,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:59:38,441 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 19:59:38,441 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 19:59:38,442 INFO L87 Difference]: Start difference. First operand 6878 states and 9464 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-27 19:59:39,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:59:39,133 INFO L93 Difference]: Finished difference Result 6888 states and 9473 transitions. [2024-11-27 19:59:39,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 19:59:39,134 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 156 [2024-11-27 19:59:39,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:59:39,188 INFO L225 Difference]: With dead ends: 6888 [2024-11-27 19:59:39,188 INFO L226 Difference]: Without dead ends: 6886 [2024-11-27 19:59:39,195 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 [2024-11-27 19:59:39,196 INFO L435 NwaCegarLoop]: 4716 mSDtfsCounter, 4658 mSDsluCounter, 9411 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4659 SdHoareTripleChecker+Valid, 14127 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 19:59:39,197 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4659 Valid, 14127 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 19:59:39,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6886 states. [2024-11-27 19:59:39,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6886 to 6886. [2024-11-27 19:59:39,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6886 states, 4961 states have (on average 1.2731304172545859) internal successors, (6316), 5062 states have internal predecessors, (6316), 1564 states have call successors, (1564), 360 states have call predecessors, (1564), 357 states have return successors, (1590), 1538 states have call predecessors, (1590), 1558 states have call successors, (1590) [2024-11-27 19:59:39,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6886 states to 6886 states and 9470 transitions. [2024-11-27 19:59:39,924 INFO L78 Accepts]: Start accepts. Automaton has 6886 states and 9470 transitions. Word has length 156 [2024-11-27 19:59:39,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:59:39,925 INFO L471 AbstractCegarLoop]: Abstraction has 6886 states and 9470 transitions. [2024-11-27 19:59:39,925 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-27 19:59:39,925 INFO L276 IsEmpty]: Start isEmpty. Operand 6886 states and 9470 transitions. [2024-11-27 19:59:39,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-27 19:59:39,928 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:59:39,929 INFO L218 NwaCegarLoop]: trace histogram [13, 12, 12, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:59:39,929 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-27 19:59:39,929 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 2 more)] === [2024-11-27 19:59:39,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:59:39,930 INFO L85 PathProgramCache]: Analyzing trace with hash -423517307, now seen corresponding path program 1 times [2024-11-27 19:59:39,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:59:39,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732136630] [2024-11-27 19:59:39,930 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:59:39,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:59:47,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:59:48,412 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 313 trivial. 0 not checked. [2024-11-27 19:59:48,412 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:59:48,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732136630] [2024-11-27 19:59:48,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732136630] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:59:48,413 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:59:48,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 19:59:48,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644356789] [2024-11-27 19:59:48,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:59:48,414 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 19:59:48,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:59:48,415 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 19:59:48,415 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 19:59:48,416 INFO L87 Difference]: Start difference. First operand 6886 states and 9470 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-27 19:59:49,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:59:49,103 INFO L93 Difference]: Finished difference Result 6896 states and 9479 transitions. [2024-11-27 19:59:49,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 19:59:49,103 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 150 [2024-11-27 19:59:49,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:59:49,147 INFO L225 Difference]: With dead ends: 6896 [2024-11-27 19:59:49,148 INFO L226 Difference]: Without dead ends: 6894 [2024-11-27 19:59:49,155 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 [2024-11-27 19:59:49,156 INFO L435 NwaCegarLoop]: 4716 mSDtfsCounter, 4668 mSDsluCounter, 9411 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4669 SdHoareTripleChecker+Valid, 14127 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 19:59:49,157 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4669 Valid, 14127 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 19:59:49,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6894 states. [2024-11-27 19:59:49,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6894 to 6894. [2024-11-27 19:59:49,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6894 states, 4967 states have (on average 1.2728004831890478) internal successors, (6322), 5068 states have internal predecessors, (6322), 1564 states have call successors, (1564), 362 states have call predecessors, (1564), 359 states have return successors, (1590), 1538 states have call predecessors, (1590), 1558 states have call successors, (1590) [2024-11-27 19:59:49,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6894 states to 6894 states and 9476 transitions. [2024-11-27 19:59:49,930 INFO L78 Accepts]: Start accepts. Automaton has 6894 states and 9476 transitions. Word has length 150 [2024-11-27 19:59:49,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:59:49,933 INFO L471 AbstractCegarLoop]: Abstraction has 6894 states and 9476 transitions. [2024-11-27 19:59:49,933 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-27 19:59:49,933 INFO L276 IsEmpty]: Start isEmpty. Operand 6894 states and 9476 transitions. [2024-11-27 19:59:49,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-27 19:59:49,938 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:59:49,938 INFO L218 NwaCegarLoop]: trace histogram [14, 13, 13, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:59:49,938 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-27 19:59:49,939 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 2 more)] === [2024-11-27 19:59:49,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:59:49,940 INFO L85 PathProgramCache]: Analyzing trace with hash 86776617, now seen corresponding path program 1 times [2024-11-27 19:59:49,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:59:49,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614108932] [2024-11-27 19:59:49,941 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:59:49,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:59:57,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:59:58,304 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2024-11-27 19:59:58,304 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:59:58,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614108932] [2024-11-27 19:59:58,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614108932] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:59:58,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:59:58,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 19:59:58,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291431776] [2024-11-27 19:59:58,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:59:58,306 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 19:59:58,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:59:58,307 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 19:59:58,307 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 19:59:58,307 INFO L87 Difference]: Start difference. First operand 6894 states and 9476 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-27 19:59:59,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:59:59,021 INFO L93 Difference]: Finished difference Result 6904 states and 9485 transitions. [2024-11-27 19:59:59,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 19:59:59,022 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 166 [2024-11-27 19:59:59,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:59:59,064 INFO L225 Difference]: With dead ends: 6904 [2024-11-27 19:59:59,064 INFO L226 Difference]: Without dead ends: 6900 [2024-11-27 19:59:59,072 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 [2024-11-27 19:59:59,073 INFO L435 NwaCegarLoop]: 4716 mSDtfsCounter, 4656 mSDsluCounter, 9411 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4657 SdHoareTripleChecker+Valid, 14127 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 19:59:59,074 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4657 Valid, 14127 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 19:59:59,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6900 states. [2024-11-27 19:59:59,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6900 to 6900. [2024-11-27 19:59:59,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6900 states, 4972 states have (on average 1.2723250201126308) internal successors, (6326), 5072 states have internal predecessors, (6326), 1564 states have call successors, (1564), 364 states have call predecessors, (1564), 360 states have return successors, (1590), 1538 states have call predecessors, (1590), 1558 states have call successors, (1590) [2024-11-27 19:59:59,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6900 states to 6900 states and 9480 transitions. [2024-11-27 20:00:00,000 INFO L78 Accepts]: Start accepts. Automaton has 6900 states and 9480 transitions. Word has length 166 [2024-11-27 20:00:00,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:00:00,001 INFO L471 AbstractCegarLoop]: Abstraction has 6900 states and 9480 transitions. [2024-11-27 20:00:00,001 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-27 20:00:00,001 INFO L276 IsEmpty]: Start isEmpty. Operand 6900 states and 9480 transitions. [2024-11-27 20:00:00,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-27 20:00:00,005 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:00:00,005 INFO L218 NwaCegarLoop]: trace histogram [15, 14, 14, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:00:00,006 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-27 20:00:00,006 INFO L396 AbstractCegarLoop]: === Iteration 15 === 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 2 more)] === [2024-11-27 20:00:00,006 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:00:00,007 INFO L85 PathProgramCache]: Analyzing trace with hash -1088254643, now seen corresponding path program 1 times [2024-11-27 20:00:00,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:00:00,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607735709] [2024-11-27 20:00:00,007 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:00:00,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:00:07,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:00:08,210 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 413 trivial. 0 not checked. [2024-11-27 20:00:08,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:00:08,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607735709] [2024-11-27 20:00:08,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1607735709] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:00:08,210 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:00:08,211 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:00:08,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859191125] [2024-11-27 20:00:08,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:00:08,211 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:00:08,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:00:08,212 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:00:08,212 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:00:08,213 INFO L87 Difference]: Start difference. First operand 6900 states and 9480 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-27 20:00:09,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:00:09,008 INFO L93 Difference]: Finished difference Result 6906 states and 9485 transitions. [2024-11-27 20:00:09,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:00:09,009 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 171 [2024-11-27 20:00:09,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:00:09,052 INFO L225 Difference]: With dead ends: 6906 [2024-11-27 20:00:09,052 INFO L226 Difference]: Without dead ends: 6727 [2024-11-27 20:00:09,058 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 [2024-11-27 20:00:09,059 INFO L435 NwaCegarLoop]: 4717 mSDtfsCounter, 4656 mSDsluCounter, 9413 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4656 SdHoareTripleChecker+Valid, 14130 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 20:00:09,059 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4656 Valid, 14130 Invalid, 22 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 20:00:09,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6727 states. [2024-11-27 20:00:09,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6727 to 6727. [2024-11-27 20:00:09,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6727 states, 4865 states have (on average 1.2774922918807812) internal successors, (6215), 4963 states have internal predecessors, (6215), 1526 states have call successors, (1526), 335 states have call predecessors, (1526), 332 states have return successors, (1555), 1503 states have call predecessors, (1555), 1523 states have call successors, (1555) [2024-11-27 20:00:09,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6727 states to 6727 states and 9296 transitions. [2024-11-27 20:00:09,808 INFO L78 Accepts]: Start accepts. Automaton has 6727 states and 9296 transitions. Word has length 171 [2024-11-27 20:00:09,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:00:09,808 INFO L471 AbstractCegarLoop]: Abstraction has 6727 states and 9296 transitions. [2024-11-27 20:00:09,808 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-27 20:00:09,809 INFO L276 IsEmpty]: Start isEmpty. Operand 6727 states and 9296 transitions. [2024-11-27 20:00:09,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2024-11-27 20:00:09,815 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:00:09,815 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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] [2024-11-27 20:00:09,815 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-27 20:00:09,816 INFO L396 AbstractCegarLoop]: === Iteration 16 === 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 2 more)] === [2024-11-27 20:00:09,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:00:09,816 INFO L85 PathProgramCache]: Analyzing trace with hash -1552927902, now seen corresponding path program 1 times [2024-11-27 20:00:09,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:00:09,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106860156] [2024-11-27 20:00:09,817 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:00:09,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:00:17,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:00:19,579 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2024-11-27 20:00:19,579 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:00:19,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106860156] [2024-11-27 20:00:19,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106860156] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:00:19,580 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:00:19,580 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:00:19,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88413026] [2024-11-27 20:00:19,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:00:19,581 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:00:19,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:00:19,581 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:00:19,582 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:00:19,582 INFO L87 Difference]: Start difference. First operand 6727 states and 9296 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-27 20:00:20,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:00:20,357 INFO L93 Difference]: Finished difference Result 6739 states and 9306 transitions. [2024-11-27 20:00:20,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:00:20,358 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 245 [2024-11-27 20:00:20,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:00:20,392 INFO L225 Difference]: With dead ends: 6739 [2024-11-27 20:00:20,392 INFO L226 Difference]: Without dead ends: 6737 [2024-11-27 20:00:20,399 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 20:00:20,399 INFO L435 NwaCegarLoop]: 4686 mSDtfsCounter, 4540 mSDsluCounter, 9446 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4541 SdHoareTripleChecker+Valid, 14132 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 20:00:20,400 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4541 Valid, 14132 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 20:00:20,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6737 states. [2024-11-27 20:00:20,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6737 to 6735. [2024-11-27 20:00:20,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6735 states, 4871 states have (on average 1.277150482447136) internal successors, (6221), 4969 states have internal predecessors, (6221), 1526 states have call successors, (1526), 337 states have call predecessors, (1526), 334 states have return successors, (1555), 1503 states have call predecessors, (1555), 1523 states have call successors, (1555) [2024-11-27 20:00:20,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6735 states to 6735 states and 9302 transitions. [2024-11-27 20:00:20,916 INFO L78 Accepts]: Start accepts. Automaton has 6735 states and 9302 transitions. Word has length 245 [2024-11-27 20:00:20,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:00:20,917 INFO L471 AbstractCegarLoop]: Abstraction has 6735 states and 9302 transitions. [2024-11-27 20:00:20,917 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-27 20:00:20,917 INFO L276 IsEmpty]: Start isEmpty. Operand 6735 states and 9302 transitions. [2024-11-27 20:00:20,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-27 20:00:20,926 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:00:20,926 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:00:20,927 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-27 20:00:20,927 INFO L396 AbstractCegarLoop]: === Iteration 17 === 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 2 more)] === [2024-11-27 20:00:20,928 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:00:20,928 INFO L85 PathProgramCache]: Analyzing trace with hash -366654970, now seen corresponding path program 1 times [2024-11-27 20:00:20,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:00:20,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122249767] [2024-11-27 20:00:20,929 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:00:20,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:00:27,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:00:29,975 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 513 trivial. 0 not checked. [2024-11-27 20:00:29,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:00:29,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122249767] [2024-11-27 20:00:29,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [122249767] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:00:29,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:00:29,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:00:29,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822815259] [2024-11-27 20:00:29,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:00:29,977 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:00:29,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:00:29,978 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:00:29,978 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:00:29,978 INFO L87 Difference]: Start difference. First operand 6735 states and 9302 transitions. Second operand has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-27 20:00:34,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 20:00:35,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:00:35,100 INFO L93 Difference]: Finished difference Result 6737 states and 9303 transitions. [2024-11-27 20:00:35,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:00:35,101 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) Word has length 270 [2024-11-27 20:00:35,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:00:35,143 INFO L225 Difference]: With dead ends: 6737 [2024-11-27 20:00:35,143 INFO L226 Difference]: Without dead ends: 6735 [2024-11-27 20:00:35,148 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 20:00:35,149 INFO L435 NwaCegarLoop]: 4685 mSDtfsCounter, 67 mSDsluCounter, 13976 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 18661 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-27 20:00:35,149 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 18661 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-11-27 20:00:35,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6735 states. [2024-11-27 20:00:35,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6735 to 6735. [2024-11-27 20:00:35,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6735 states, 4871 states have (on average 1.276739889139807) internal successors, (6219), 4969 states have internal predecessors, (6219), 1526 states have call successors, (1526), 337 states have call predecessors, (1526), 334 states have return successors, (1555), 1503 states have call predecessors, (1555), 1523 states have call successors, (1555) [2024-11-27 20:00:35,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6735 states to 6735 states and 9300 transitions. [2024-11-27 20:00:35,778 INFO L78 Accepts]: Start accepts. Automaton has 6735 states and 9300 transitions. Word has length 270 [2024-11-27 20:00:35,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:00:35,778 INFO L471 AbstractCegarLoop]: Abstraction has 6735 states and 9300 transitions. [2024-11-27 20:00:35,779 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-27 20:00:35,779 INFO L276 IsEmpty]: Start isEmpty. Operand 6735 states and 9300 transitions. [2024-11-27 20:00:35,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2024-11-27 20:00:35,786 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:00:35,787 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:00:35,787 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-27 20:00:35,787 INFO L396 AbstractCegarLoop]: === Iteration 18 === 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 2 more)] === [2024-11-27 20:00:35,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:00:35,788 INFO L85 PathProgramCache]: Analyzing trace with hash -948733046, now seen corresponding path program 1 times [2024-11-27 20:00:35,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:00:35,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746144102] [2024-11-27 20:00:35,788 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:00:35,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:00:42,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:00:44,505 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 353 trivial. 0 not checked. [2024-11-27 20:00:44,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:00:44,506 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746144102] [2024-11-27 20:00:44,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [746144102] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:00:44,506 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:00:44,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:00:44,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351000835] [2024-11-27 20:00:44,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:00:44,507 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:00:44,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:00:44,507 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:00:44,507 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:00:44,507 INFO L87 Difference]: Start difference. First operand 6735 states and 9300 transitions. Second operand has 5 states, 5 states have (on average 26.4) internal successors, (132), 4 states have internal predecessors, (132), 2 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-27 20:00:45,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:00:45,445 INFO L93 Difference]: Finished difference Result 6743 states and 9305 transitions. [2024-11-27 20:00:45,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:00:45,446 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.4) internal successors, (132), 4 states have internal predecessors, (132), 2 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 279 [2024-11-27 20:00:45,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:00:45,476 INFO L225 Difference]: With dead ends: 6743 [2024-11-27 20:00:45,476 INFO L226 Difference]: Without dead ends: 6741 [2024-11-27 20:00:45,481 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 [2024-11-27 20:00:45,482 INFO L435 NwaCegarLoop]: 4689 mSDtfsCounter, 4545 mSDsluCounter, 13962 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4546 SdHoareTripleChecker+Valid, 18651 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-27 20:00:45,482 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4546 Valid, 18651 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-27 20:00:45,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6741 states. [2024-11-27 20:00:46,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6741 to 6735. [2024-11-27 20:00:46,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6735 states, 4871 states have (on average 1.2765345924861424) internal successors, (6218), 4969 states have internal predecessors, (6218), 1526 states have call successors, (1526), 337 states have call predecessors, (1526), 334 states have return successors, (1555), 1503 states have call predecessors, (1555), 1523 states have call successors, (1555) [2024-11-27 20:00:46,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6735 states to 6735 states and 9299 transitions. [2024-11-27 20:00:46,063 INFO L78 Accepts]: Start accepts. Automaton has 6735 states and 9299 transitions. Word has length 279 [2024-11-27 20:00:46,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:00:46,064 INFO L471 AbstractCegarLoop]: Abstraction has 6735 states and 9299 transitions. [2024-11-27 20:00:46,064 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.4) internal successors, (132), 4 states have internal predecessors, (132), 2 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-27 20:00:46,064 INFO L276 IsEmpty]: Start isEmpty. Operand 6735 states and 9299 transitions. [2024-11-27 20:00:46,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2024-11-27 20:00:46,074 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:00:46,074 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:00:46,074 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-27 20:00:46,075 INFO L396 AbstractCegarLoop]: === Iteration 19 === 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 2 more)] === [2024-11-27 20:00:46,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:00:46,075 INFO L85 PathProgramCache]: Analyzing trace with hash 981829155, now seen corresponding path program 1 times [2024-11-27 20:00:46,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:00:46,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163236330] [2024-11-27 20:00:46,076 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:00:46,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:00:52,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:00:53,381 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2024-11-27 20:00:53,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:00:53,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163236330] [2024-11-27 20:00:53,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1163236330] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:00:53,382 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:00:53,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 20:00:53,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755952368] [2024-11-27 20:00:53,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:00:53,383 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:00:53,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:00:53,384 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:00:53,384 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:00:53,384 INFO L87 Difference]: Start difference. First operand 6735 states and 9299 transitions. Second operand has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 3 states have internal predecessors, (154), 2 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2024-11-27 20:00:53,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:00:53,988 INFO L93 Difference]: Finished difference Result 13428 states and 18543 transitions. [2024-11-27 20:00:53,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:00:53,988 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 3 states have internal predecessors, (154), 2 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 318 [2024-11-27 20:00:53,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:00:54,027 INFO L225 Difference]: With dead ends: 13428 [2024-11-27 20:00:54,027 INFO L226 Difference]: Without dead ends: 6737 [2024-11-27 20:00:54,069 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:00:54,070 INFO L435 NwaCegarLoop]: 4681 mSDtfsCounter, 0 mSDsluCounter, 4675 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 9356 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 20:00:54,070 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 9356 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 20:00:54,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6737 states. [2024-11-27 20:00:54,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6737 to 6737. [2024-11-27 20:00:54,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6737 states, 4873 states have (on average 1.2764210958341884) internal successors, (6220), 4971 states have internal predecessors, (6220), 1526 states have call successors, (1526), 337 states have call predecessors, (1526), 334 states have return successors, (1555), 1503 states have call predecessors, (1555), 1523 states have call successors, (1555) [2024-11-27 20:00:54,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6737 states to 6737 states and 9301 transitions. [2024-11-27 20:00:54,665 INFO L78 Accepts]: Start accepts. Automaton has 6737 states and 9301 transitions. Word has length 318 [2024-11-27 20:00:54,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:00:54,666 INFO L471 AbstractCegarLoop]: Abstraction has 6737 states and 9301 transitions. [2024-11-27 20:00:54,666 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 3 states have internal predecessors, (154), 2 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2024-11-27 20:00:54,666 INFO L276 IsEmpty]: Start isEmpty. Operand 6737 states and 9301 transitions. [2024-11-27 20:00:54,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-11-27 20:00:54,676 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:00:54,677 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:00:54,677 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-27 20:00:54,677 INFO L396 AbstractCegarLoop]: === Iteration 20 === 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 2 more)] === [2024-11-27 20:00:54,678 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:00:54,678 INFO L85 PathProgramCache]: Analyzing trace with hash 1691611283, now seen corresponding path program 1 times [2024-11-27 20:00:54,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:00:54,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516417781] [2024-11-27 20:00:54,679 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:00:54,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:01:01,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:01:03,264 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2024-11-27 20:01:03,264 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:01:03,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516417781] [2024-11-27 20:01:03,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516417781] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:01:03,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:01:03,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:01:03,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673031705] [2024-11-27 20:01:03,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:01:03,266 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:01:03,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:01:03,267 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:01:03,267 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:01:03,267 INFO L87 Difference]: Start difference. First operand 6737 states and 9301 transitions. Second operand has 5 states, 5 states have (on average 29.2) internal successors, (146), 4 states have internal predecessors, (146), 2 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-11-27 20:01:07,522 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 20:01:08,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:01:08,953 INFO L93 Difference]: Finished difference Result 6743 states and 9305 transitions. [2024-11-27 20:01:08,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:01:08,954 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.2) internal successors, (146), 4 states have internal predecessors, (146), 2 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 307 [2024-11-27 20:01:08,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:01:08,990 INFO L225 Difference]: With dead ends: 6743 [2024-11-27 20:01:08,991 INFO L226 Difference]: Without dead ends: 6741 [2024-11-27 20:01:08,998 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 20:01:08,999 INFO L435 NwaCegarLoop]: 9231 mSDtfsCounter, 4606 mSDsluCounter, 23083 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4607 SdHoareTripleChecker+Valid, 32314 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-27 20:01:09,000 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4607 Valid, 32314 Invalid, 52 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 50 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2024-11-27 20:01:09,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6741 states. [2024-11-27 20:01:09,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6741 to 6737. [2024-11-27 20:01:09,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6737 states, 4873 states have (on average 1.2762158834393598) internal successors, (6219), 4971 states have internal predecessors, (6219), 1526 states have call successors, (1526), 337 states have call predecessors, (1526), 334 states have return successors, (1555), 1503 states have call predecessors, (1555), 1523 states have call successors, (1555) [2024-11-27 20:01:09,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6737 states to 6737 states and 9300 transitions. [2024-11-27 20:01:09,679 INFO L78 Accepts]: Start accepts. Automaton has 6737 states and 9300 transitions. Word has length 307 [2024-11-27 20:01:09,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:01:09,680 INFO L471 AbstractCegarLoop]: Abstraction has 6737 states and 9300 transitions. [2024-11-27 20:01:09,680 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.2) internal successors, (146), 4 states have internal predecessors, (146), 2 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-11-27 20:01:09,680 INFO L276 IsEmpty]: Start isEmpty. Operand 6737 states and 9300 transitions. [2024-11-27 20:01:09,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2024-11-27 20:01:09,696 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:01:09,697 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 9, 9, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:01:09,697 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-27 20:01:09,697 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_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 2 more)] === [2024-11-27 20:01:09,698 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:01:09,698 INFO L85 PathProgramCache]: Analyzing trace with hash -278060605, now seen corresponding path program 1 times [2024-11-27 20:01:09,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:01:09,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520670585] [2024-11-27 20:01:09,699 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:01:09,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:01:17,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:01:18,007 INFO L134 CoverageAnalysis]: Checked inductivity of 802 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 802 trivial. 0 not checked. [2024-11-27 20:01:18,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:01:18,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520670585] [2024-11-27 20:01:18,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520670585] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:01:18,008 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:01:18,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 20:01:18,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075573022] [2024-11-27 20:01:18,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:01:18,015 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 20:01:18,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:01:18,016 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 20:01:18,016 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 20:01:18,017 INFO L87 Difference]: Start difference. First operand 6737 states and 9300 transitions. Second operand has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 4 states have call successors, (51), 2 states have call predecessors, (51), 3 states have return successors, (47), 4 states have call predecessors, (47), 4 states have call successors, (47) [2024-11-27 20:01:20,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:01:20,126 INFO L93 Difference]: Finished difference Result 13502 states and 18829 transitions. [2024-11-27 20:01:20,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:01:20,127 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 4 states have call successors, (51), 2 states have call predecessors, (51), 3 states have return successors, (47), 4 states have call predecessors, (47), 4 states have call successors, (47) Word has length 404 [2024-11-27 20:01:20,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:01:20,188 INFO L225 Difference]: With dead ends: 13502 [2024-11-27 20:01:20,188 INFO L226 Difference]: Without dead ends: 6809 [2024-11-27 20:01:20,242 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:01:20,244 INFO L435 NwaCegarLoop]: 4719 mSDtfsCounter, 28 mSDsluCounter, 9271 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 13990 SdHoareTripleChecker+Invalid, 167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-27 20:01:20,244 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 13990 Invalid, 167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-27 20:01:20,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6809 states. [2024-11-27 20:01:20,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6809 to 6809. [2024-11-27 20:01:20,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6809 states, 4921 states have (on average 1.276773013615119) internal successors, (6283), 5019 states have internal predecessors, (6283), 1548 states have call successors, (1548), 339 states have call predecessors, (1548), 336 states have return successors, (1579), 1525 states have call predecessors, (1579), 1545 states have call successors, (1579) [2024-11-27 20:01:21,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6809 states to 6809 states and 9410 transitions. [2024-11-27 20:01:21,046 INFO L78 Accepts]: Start accepts. Automaton has 6809 states and 9410 transitions. Word has length 404 [2024-11-27 20:01:21,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:01:21,048 INFO L471 AbstractCegarLoop]: Abstraction has 6809 states and 9410 transitions. [2024-11-27 20:01:21,048 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 4 states have call successors, (51), 2 states have call predecessors, (51), 3 states have return successors, (47), 4 states have call predecessors, (47), 4 states have call successors, (47) [2024-11-27 20:01:21,048 INFO L276 IsEmpty]: Start isEmpty. Operand 6809 states and 9410 transitions. [2024-11-27 20:01:21,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2024-11-27 20:01:21,062 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:01:21,063 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 9, 9, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:01:21,063 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-27 20:01:21,063 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_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 2 more)] === [2024-11-27 20:01:21,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:01:21,064 INFO L85 PathProgramCache]: Analyzing trace with hash -948757181, now seen corresponding path program 1 times [2024-11-27 20:01:21,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:01:21,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072438410] [2024-11-27 20:01:21,065 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:01:21,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:01:28,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:01:29,642 INFO L134 CoverageAnalysis]: Checked inductivity of 802 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 802 trivial. 0 not checked. [2024-11-27 20:01:29,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:01:29,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072438410] [2024-11-27 20:01:29,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072438410] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:01:29,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:01:29,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:01:29,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357456023] [2024-11-27 20:01:29,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:01:29,645 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:01:29,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:01:29,645 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:01:29,646 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:01:29,646 INFO L87 Difference]: Start difference. First operand 6809 states and 9410 transitions. Second operand has 5 states, 5 states have (on average 33.6) internal successors, (168), 4 states have internal predecessors, (168), 2 states have call successors, (51), 2 states have call predecessors, (51), 3 states have return successors, (47), 3 states have call predecessors, (47), 2 states have call successors, (47) [2024-11-27 20:01:31,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:01:31,321 INFO L93 Difference]: Finished difference Result 13630 states and 18961 transitions. [2024-11-27 20:01:31,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:01:31,322 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 33.6) internal successors, (168), 4 states have internal predecessors, (168), 2 states have call successors, (51), 2 states have call predecessors, (51), 3 states have return successors, (47), 3 states have call predecessors, (47), 2 states have call successors, (47) Word has length 404 [2024-11-27 20:01:31,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:01:31,381 INFO L225 Difference]: With dead ends: 13630 [2024-11-27 20:01:31,382 INFO L226 Difference]: Without dead ends: 6865 [2024-11-27 20:01:31,425 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:01:31,427 INFO L435 NwaCegarLoop]: 4706 mSDtfsCounter, 17 mSDsluCounter, 14051 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 18757 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-27 20:01:31,428 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 18757 Invalid, 67 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-27 20:01:31,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6865 states. [2024-11-27 20:01:32,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6865 to 6847. [2024-11-27 20:01:32,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6847 states, 4953 states have (on average 1.2757924490207955) internal successors, (6319), 5051 states have internal predecessors, (6319), 1552 states have call successors, (1552), 339 states have call predecessors, (1552), 338 states have return successors, (1665), 1531 states have call predecessors, (1665), 1549 states have call successors, (1665) [2024-11-27 20:01:32,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6847 states to 6847 states and 9536 transitions. [2024-11-27 20:01:32,326 INFO L78 Accepts]: Start accepts. Automaton has 6847 states and 9536 transitions. Word has length 404 [2024-11-27 20:01:32,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:01:32,328 INFO L471 AbstractCegarLoop]: Abstraction has 6847 states and 9536 transitions. [2024-11-27 20:01:32,328 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 33.6) internal successors, (168), 4 states have internal predecessors, (168), 2 states have call successors, (51), 2 states have call predecessors, (51), 3 states have return successors, (47), 3 states have call predecessors, (47), 2 states have call successors, (47) [2024-11-27 20:01:32,328 INFO L276 IsEmpty]: Start isEmpty. Operand 6847 states and 9536 transitions. [2024-11-27 20:01:32,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2024-11-27 20:01:32,342 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:01:32,343 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 10, 10, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:01:32,343 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-27 20:01:32,343 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_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 2 more)] === [2024-11-27 20:01:32,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:01:32,346 INFO L85 PathProgramCache]: Analyzing trace with hash 774704313, now seen corresponding path program 1 times [2024-11-27 20:01:32,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:01:32,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137681131] [2024-11-27 20:01:32,347 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:01:32,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:01:39,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:01:40,113 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2024-11-27 20:01:40,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:01:40,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137681131] [2024-11-27 20:01:40,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137681131] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:01:40,114 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:01:40,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 20:01:40,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835027062] [2024-11-27 20:01:40,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:01:40,116 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:01:40,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:01:40,117 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:01:40,118 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:01:40,118 INFO L87 Difference]: Start difference. First operand 6847 states and 9536 transitions. Second operand has 3 states, 3 states have (on average 59.666666666666664) internal successors, (179), 3 states have internal predecessors, (179), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2024-11-27 20:01:40,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:01:40,799 INFO L93 Difference]: Finished difference Result 13654 states and 19019 transitions. [2024-11-27 20:01:40,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:01:40,800 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 59.666666666666664) internal successors, (179), 3 states have internal predecessors, (179), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 399 [2024-11-27 20:01:40,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:01:40,857 INFO L225 Difference]: With dead ends: 13654 [2024-11-27 20:01:40,857 INFO L226 Difference]: Without dead ends: 6851 [2024-11-27 20:01:40,900 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:01:40,901 INFO L435 NwaCegarLoop]: 4681 mSDtfsCounter, 29 mSDsluCounter, 4627 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 9308 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 20:01:40,901 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 9308 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 20:01:40,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6851 states. [2024-11-27 20:01:41,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6851 to 6849. [2024-11-27 20:01:41,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6849 states, 4955 states have (on average 1.2756811301715438) internal successors, (6321), 5053 states have internal predecessors, (6321), 1552 states have call successors, (1552), 339 states have call predecessors, (1552), 338 states have return successors, (1665), 1531 states have call predecessors, (1665), 1549 states have call successors, (1665) [2024-11-27 20:01:41,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6849 states to 6849 states and 9538 transitions. [2024-11-27 20:01:41,479 INFO L78 Accepts]: Start accepts. Automaton has 6849 states and 9538 transitions. Word has length 399 [2024-11-27 20:01:41,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:01:41,480 INFO L471 AbstractCegarLoop]: Abstraction has 6849 states and 9538 transitions. [2024-11-27 20:01:41,480 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 59.666666666666664) internal successors, (179), 3 states have internal predecessors, (179), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2024-11-27 20:01:41,480 INFO L276 IsEmpty]: Start isEmpty. Operand 6849 states and 9538 transitions. [2024-11-27 20:01:41,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2024-11-27 20:01:41,494 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:01:41,495 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 9, 9, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:01:41,495 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-27 20:01:41,495 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_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 2 more)] === [2024-11-27 20:01:41,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:01:41,496 INFO L85 PathProgramCache]: Analyzing trace with hash 1644630925, now seen corresponding path program 1 times [2024-11-27 20:01:41,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:01:41,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70987103] [2024-11-27 20:01:41,497 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:01:41,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:01:49,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:01:50,250 INFO L134 CoverageAnalysis]: Checked inductivity of 802 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 802 trivial. 0 not checked. [2024-11-27 20:01:50,250 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:01:50,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70987103] [2024-11-27 20:01:50,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [70987103] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:01:50,251 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:01:50,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 20:01:50,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139604148] [2024-11-27 20:01:50,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:01:50,254 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:01:50,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:01:50,257 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:01:50,257 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:01:50,257 INFO L87 Difference]: Start difference. First operand 6849 states and 9538 transitions. Second operand has 3 states, 3 states have (on average 56.333333333333336) internal successors, (169), 3 states have internal predecessors, (169), 3 states have call successors, (51), 3 states have call predecessors, (51), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2024-11-27 20:01:50,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:01:50,844 INFO L93 Difference]: Finished difference Result 13654 states and 19053 transitions. [2024-11-27 20:01:50,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:01:50,845 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 56.333333333333336) internal successors, (169), 3 states have internal predecessors, (169), 3 states have call successors, (51), 3 states have call predecessors, (51), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 405 [2024-11-27 20:01:50,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:01:50,901 INFO L225 Difference]: With dead ends: 13654 [2024-11-27 20:01:50,901 INFO L226 Difference]: Without dead ends: 6849 [2024-11-27 20:01:50,947 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:01:50,948 INFO L435 NwaCegarLoop]: 4678 mSDtfsCounter, 4594 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4594 SdHoareTripleChecker+Valid, 4678 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 20:01:50,948 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4594 Valid, 4678 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 20:01:50,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6849 states. [2024-11-27 20:01:51,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6849 to 6849. [2024-11-27 20:01:51,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6849 states, 4955 states have (on average 1.2748738647830473) internal successors, (6317), 5053 states have internal predecessors, (6317), 1552 states have call successors, (1552), 339 states have call predecessors, (1552), 338 states have return successors, (1665), 1531 states have call predecessors, (1665), 1549 states have call successors, (1665) [2024-11-27 20:01:51,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6849 states to 6849 states and 9534 transitions. [2024-11-27 20:01:51,745 INFO L78 Accepts]: Start accepts. Automaton has 6849 states and 9534 transitions. Word has length 405 [2024-11-27 20:01:51,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:01:51,746 INFO L471 AbstractCegarLoop]: Abstraction has 6849 states and 9534 transitions. [2024-11-27 20:01:51,746 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 56.333333333333336) internal successors, (169), 3 states have internal predecessors, (169), 3 states have call successors, (51), 3 states have call predecessors, (51), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2024-11-27 20:01:51,747 INFO L276 IsEmpty]: Start isEmpty. Operand 6849 states and 9534 transitions. [2024-11-27 20:01:51,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2024-11-27 20:01:51,762 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:01:51,763 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 10, 10, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:01:51,763 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-27 20:01:51,763 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_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 2 more)] === [2024-11-27 20:01:51,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:01:51,764 INFO L85 PathProgramCache]: Analyzing trace with hash 334001972, now seen corresponding path program 1 times [2024-11-27 20:01:51,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:01:51,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609624115] [2024-11-27 20:01:51,765 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:01:51,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:01:59,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:02:00,587 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 699 trivial. 0 not checked. [2024-11-27 20:02:00,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:02:00,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609624115] [2024-11-27 20:02:00,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609624115] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:02:00,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:02:00,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 20:02:00,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300271954] [2024-11-27 20:02:00,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:02:00,589 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 20:02:00,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:02:00,590 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 20:02:00,590 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 20:02:00,590 INFO L87 Difference]: Start difference. First operand 6849 states and 9534 transitions. Second operand has 4 states, 4 states have (on average 47.25) internal successors, (189), 4 states have internal predecessors, (189), 3 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2024-11-27 20:02:02,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:02:02,216 INFO L93 Difference]: Finished difference Result 13796 states and 19233 transitions. [2024-11-27 20:02:02,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:02:02,217 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 47.25) internal successors, (189), 4 states have internal predecessors, (189), 3 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) Word has length 417 [2024-11-27 20:02:02,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:02:02,274 INFO L225 Difference]: With dead ends: 13796 [2024-11-27 20:02:02,274 INFO L226 Difference]: Without dead ends: 6991 [2024-11-27 20:02:02,317 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:02:02,318 INFO L435 NwaCegarLoop]: 4774 mSDtfsCounter, 108 mSDsluCounter, 9285 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 14059 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-27 20:02:02,318 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 14059 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-27 20:02:02,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6991 states. [2024-11-27 20:02:03,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6991 to 6983. [2024-11-27 20:02:03,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6983 states, 5047 states have (on average 1.2750148603130573) internal successors, (6435), 5145 states have internal predecessors, (6435), 1592 states have call successors, (1592), 341 states have call predecessors, (1592), 340 states have return successors, (1705), 1571 states have call predecessors, (1705), 1589 states have call successors, (1705) [2024-11-27 20:02:03,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6983 states to 6983 states and 9732 transitions. [2024-11-27 20:02:03,442 INFO L78 Accepts]: Start accepts. Automaton has 6983 states and 9732 transitions. Word has length 417 [2024-11-27 20:02:03,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:02:03,443 INFO L471 AbstractCegarLoop]: Abstraction has 6983 states and 9732 transitions. [2024-11-27 20:02:03,443 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 47.25) internal successors, (189), 4 states have internal predecessors, (189), 3 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2024-11-27 20:02:03,444 INFO L276 IsEmpty]: Start isEmpty. Operand 6983 states and 9732 transitions. [2024-11-27 20:02:03,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2024-11-27 20:02:03,459 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:02:03,459 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 9, 9, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:02:03,459 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-27 20:02:03,460 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_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 2 more)] === [2024-11-27 20:02:03,460 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:02:03,461 INFO L85 PathProgramCache]: Analyzing trace with hash 1446454957, now seen corresponding path program 1 times [2024-11-27 20:02:03,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:02:03,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388367112] [2024-11-27 20:02:03,461 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:02:03,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:02:11,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:02:13,310 INFO L134 CoverageAnalysis]: Checked inductivity of 802 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 802 trivial. 0 not checked. [2024-11-27 20:02:13,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:02:13,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388367112] [2024-11-27 20:02:13,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1388367112] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:02:13,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:02:13,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 20:02:13,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578971216] [2024-11-27 20:02:13,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:02:13,311 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 20:02:13,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:02:13,312 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 20:02:13,312 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 20:02:13,312 INFO L87 Difference]: Start difference. First operand 6983 states and 9732 transitions. Second operand has 4 states, 4 states have (on average 44.0) internal successors, (176), 4 states have internal predecessors, (176), 2 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2024-11-27 20:02:17,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 20:02:28,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 20:02:33,102 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 20:02:34,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:02:34,065 INFO L93 Difference]: Finished difference Result 13964 states and 19509 transitions. [2024-11-27 20:02:34,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 20:02:34,066 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 44.0) internal successors, (176), 4 states have internal predecessors, (176), 2 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 412 [2024-11-27 20:02:34,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:02:34,107 INFO L225 Difference]: With dead ends: 13964 [2024-11-27 20:02:34,107 INFO L226 Difference]: Without dead ends: 7025 [2024-11-27 20:02:34,142 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:02:34,142 INFO L435 NwaCegarLoop]: 4670 mSDtfsCounter, 21 mSDsluCounter, 8773 mSDsCounter, 0 mSdLazyCounter, 589 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 13443 SdHoareTripleChecker+Invalid, 593 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 589 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.8s IncrementalHoareTripleChecker+Time [2024-11-27 20:02:34,142 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 13443 Invalid, 593 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 589 Invalid, 3 Unknown, 0 Unchecked, 19.8s Time] [2024-11-27 20:02:34,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7025 states. [2024-11-27 20:02:34,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7025 to 7009. [2024-11-27 20:02:34,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7009 states, 5069 states have (on average 1.2750049319392385) internal successors, (6463), 5169 states have internal predecessors, (6463), 1594 states have call successors, (1594), 341 states have call predecessors, (1594), 342 states have return successors, (1711), 1573 states have call predecessors, (1711), 1591 states have call successors, (1711) [2024-11-27 20:02:34,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7009 states to 7009 states and 9768 transitions. [2024-11-27 20:02:34,717 INFO L78 Accepts]: Start accepts. Automaton has 7009 states and 9768 transitions. Word has length 412 [2024-11-27 20:02:34,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:02:34,718 INFO L471 AbstractCegarLoop]: Abstraction has 7009 states and 9768 transitions. [2024-11-27 20:02:34,718 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 44.0) internal successors, (176), 4 states have internal predecessors, (176), 2 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2024-11-27 20:02:34,718 INFO L276 IsEmpty]: Start isEmpty. Operand 7009 states and 9768 transitions. [2024-11-27 20:02:34,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2024-11-27 20:02:34,727 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:02:34,728 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 10, 10, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:02:34,728 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-27 20:02:34,728 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_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 2 more)] === [2024-11-27 20:02:34,729 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:02:34,729 INFO L85 PathProgramCache]: Analyzing trace with hash 735139221, now seen corresponding path program 1 times [2024-11-27 20:02:34,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:02:34,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787433227] [2024-11-27 20:02:34,729 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:02:34,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:02:42,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:02:44,140 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 699 trivial. 0 not checked. [2024-11-27 20:02:44,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:02:44,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787433227] [2024-11-27 20:02:44,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787433227] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:02:44,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:02:44,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 20:02:44,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723649635] [2024-11-27 20:02:44,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:02:44,142 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 20:02:44,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:02:44,144 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 20:02:44,144 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 20:02:44,144 INFO L87 Difference]: Start difference. First operand 7009 states and 9768 transitions. Second operand has 4 states, 4 states have (on average 48.75) internal successors, (195), 4 states have internal predecessors, (195), 3 states have call successors, (56), 2 states have call predecessors, (56), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2024-11-27 20:02:45,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:02:45,278 INFO L93 Difference]: Finished difference Result 14014 states and 19542 transitions. [2024-11-27 20:02:45,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 20:02:45,279 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 48.75) internal successors, (195), 4 states have internal predecessors, (195), 3 states have call successors, (56), 2 states have call predecessors, (56), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) Word has length 425 [2024-11-27 20:02:45,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:02:45,320 INFO L225 Difference]: With dead ends: 14014 [2024-11-27 20:02:45,320 INFO L226 Difference]: Without dead ends: 7049 [2024-11-27 20:02:45,350 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 20:02:45,351 INFO L435 NwaCegarLoop]: 4696 mSDtfsCounter, 33 mSDsluCounter, 9313 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 14009 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-27 20:02:45,351 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 14009 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-27 20:02:45,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7049 states. [2024-11-27 20:02:45,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7049 to 7021. [2024-11-27 20:02:45,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7021 states, 5081 states have (on average 1.2751426884471562) internal successors, (6479), 5181 states have internal predecessors, (6479), 1594 states have call successors, (1594), 341 states have call predecessors, (1594), 342 states have return successors, (1711), 1573 states have call predecessors, (1711), 1591 states have call successors, (1711) [2024-11-27 20:02:45,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7021 states to 7021 states and 9784 transitions. [2024-11-27 20:02:45,931 INFO L78 Accepts]: Start accepts. Automaton has 7021 states and 9784 transitions. Word has length 425 [2024-11-27 20:02:45,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:02:45,931 INFO L471 AbstractCegarLoop]: Abstraction has 7021 states and 9784 transitions. [2024-11-27 20:02:45,932 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 48.75) internal successors, (195), 4 states have internal predecessors, (195), 3 states have call successors, (56), 2 states have call predecessors, (56), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2024-11-27 20:02:45,932 INFO L276 IsEmpty]: Start isEmpty. Operand 7021 states and 9784 transitions. [2024-11-27 20:02:45,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2024-11-27 20:02:45,944 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:02:45,945 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 9, 9, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:02:45,945 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-27 20:02:45,945 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_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 2 more)] === [2024-11-27 20:02:45,946 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:02:45,946 INFO L85 PathProgramCache]: Analyzing trace with hash 1561992480, now seen corresponding path program 1 times [2024-11-27 20:02:45,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:02:45,947 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1217222556] [2024-11-27 20:02:45,947 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:02:45,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:02:53,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:02:55,820 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 672 trivial. 0 not checked. [2024-11-27 20:02:55,821 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:02:55,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1217222556] [2024-11-27 20:02:55,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1217222556] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:02:55,821 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:02:55,822 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 20:02:55,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834561048] [2024-11-27 20:02:55,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:02:55,823 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 20:02:55,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:02:55,824 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 20:02:55,824 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 20:02:55,825 INFO L87 Difference]: Start difference. First operand 7021 states and 9784 transitions. Second operand has 4 states, 4 states have (on average 52.5) internal successors, (210), 4 states have internal predecessors, (210), 2 states have call successors, (59), 2 states have call predecessors, (59), 1 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2024-11-27 20:03:00,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 20:03:11,311 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 20:03:16,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 20:03:17,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:03:17,099 INFO L93 Difference]: Finished difference Result 13998 states and 19553 transitions. [2024-11-27 20:03:17,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 20:03:17,100 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 52.5) internal successors, (210), 4 states have internal predecessors, (210), 2 states have call successors, (59), 2 states have call predecessors, (59), 1 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) Word has length 444 [2024-11-27 20:03:17,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:03:17,141 INFO L225 Difference]: With dead ends: 13998 [2024-11-27 20:03:17,141 INFO L226 Difference]: Without dead ends: 7021 [2024-11-27 20:03:17,173 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:03:17,174 INFO L435 NwaCegarLoop]: 4675 mSDtfsCounter, 10 mSDsluCounter, 8782 mSDsCounter, 0 mSdLazyCounter, 576 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 13457 SdHoareTripleChecker+Invalid, 579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 576 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.3s IncrementalHoareTripleChecker+Time [2024-11-27 20:03:17,175 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 13457 Invalid, 579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 576 Invalid, 3 Unknown, 0 Unchecked, 20.3s Time] [2024-11-27 20:03:17,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7021 states. [2024-11-27 20:03:17,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7021 to 7015. [2024-11-27 20:03:17,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7015 states, 5075 states have (on average 1.274679802955665) internal successors, (6469), 5175 states have internal predecessors, (6469), 1594 states have call successors, (1594), 341 states have call predecessors, (1594), 342 states have return successors, (1711), 1573 states have call predecessors, (1711), 1591 states have call successors, (1711) [2024-11-27 20:03:17,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7015 states to 7015 states and 9774 transitions. [2024-11-27 20:03:17,732 INFO L78 Accepts]: Start accepts. Automaton has 7015 states and 9774 transitions. Word has length 444 [2024-11-27 20:03:17,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:03:17,733 INFO L471 AbstractCegarLoop]: Abstraction has 7015 states and 9774 transitions. [2024-11-27 20:03:17,733 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 52.5) internal successors, (210), 4 states have internal predecessors, (210), 2 states have call successors, (59), 2 states have call predecessors, (59), 1 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2024-11-27 20:03:17,733 INFO L276 IsEmpty]: Start isEmpty. Operand 7015 states and 9774 transitions. [2024-11-27 20:03:17,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2024-11-27 20:03:17,744 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:03:17,744 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 9, 9, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:03:17,744 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-27 20:03:17,744 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_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 2 more)] === [2024-11-27 20:03:17,745 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:03:17,745 INFO L85 PathProgramCache]: Analyzing trace with hash 1640574581, now seen corresponding path program 1 times [2024-11-27 20:03:17,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:03:17,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453239922] [2024-11-27 20:03:17,745 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:03:17,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:03:25,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:03:27,608 INFO L134 CoverageAnalysis]: Checked inductivity of 802 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 802 trivial. 0 not checked. [2024-11-27 20:03:27,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:03:27,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453239922] [2024-11-27 20:03:27,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [453239922] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:03:27,608 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:03:27,609 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:03:27,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739936837] [2024-11-27 20:03:27,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:03:27,610 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:03:27,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:03:27,611 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:03:27,612 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:03:27,612 INFO L87 Difference]: Start difference. First operand 7015 states and 9774 transitions. Second operand has 5 states, 5 states have (on average 36.0) internal successors, (180), 4 states have internal predecessors, (180), 2 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2024-11-27 20:03:29,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:03:29,016 INFO L93 Difference]: Finished difference Result 7019 states and 9777 transitions. [2024-11-27 20:03:29,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:03:29,017 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 36.0) internal successors, (180), 4 states have internal predecessors, (180), 2 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) Word has length 418 [2024-11-27 20:03:29,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:03:29,067 INFO L225 Difference]: With dead ends: 7019 [2024-11-27 20:03:29,067 INFO L226 Difference]: Without dead ends: 7017 [2024-11-27 20:03:29,075 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 20:03:29,079 INFO L435 NwaCegarLoop]: 4681 mSDtfsCounter, 4512 mSDsluCounter, 13949 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4513 SdHoareTripleChecker+Valid, 18630 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-27 20:03:29,080 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4513 Valid, 18630 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-27 20:03:29,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7017 states. [2024-11-27 20:03:29,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7017 to 7015. [2024-11-27 20:03:29,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7015 states, 5075 states have (on average 1.2744827586206897) internal successors, (6468), 5175 states have internal predecessors, (6468), 1594 states have call successors, (1594), 341 states have call predecessors, (1594), 342 states have return successors, (1711), 1573 states have call predecessors, (1711), 1591 states have call successors, (1711) [2024-11-27 20:03:29,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7015 states to 7015 states and 9773 transitions. [2024-11-27 20:03:29,707 INFO L78 Accepts]: Start accepts. Automaton has 7015 states and 9773 transitions. Word has length 418 [2024-11-27 20:03:29,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:03:29,707 INFO L471 AbstractCegarLoop]: Abstraction has 7015 states and 9773 transitions. [2024-11-27 20:03:29,708 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 36.0) internal successors, (180), 4 states have internal predecessors, (180), 2 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2024-11-27 20:03:29,708 INFO L276 IsEmpty]: Start isEmpty. Operand 7015 states and 9773 transitions. [2024-11-27 20:03:29,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 471 [2024-11-27 20:03:29,719 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:03:29,719 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:03:29,720 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-27 20:03:29,720 INFO L396 AbstractCegarLoop]: === Iteration 30 === 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 2 more)] === [2024-11-27 20:03:29,720 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:03:29,721 INFO L85 PathProgramCache]: Analyzing trace with hash 1981080181, now seen corresponding path program 1 times [2024-11-27 20:03:29,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:03:29,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168843500] [2024-11-27 20:03:29,721 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:03:29,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:03:37,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:03:38,819 INFO L134 CoverageAnalysis]: Checked inductivity of 755 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 755 trivial. 0 not checked. [2024-11-27 20:03:38,819 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:03:38,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168843500] [2024-11-27 20:03:38,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168843500] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:03:38,820 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:03:38,820 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:03:38,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017253545] [2024-11-27 20:03:38,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:03:38,822 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:03:38,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:03:38,823 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:03:38,824 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:03:38,824 INFO L87 Difference]: Start difference. First operand 7015 states and 9773 transitions. Second operand has 5 states, 5 states have (on average 44.0) internal successors, (220), 5 states have internal predecessors, (220), 3 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (58), 3 states have call predecessors, (58), 3 states have call successors, (58) [2024-11-27 20:03:39,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:03:39,845 INFO L93 Difference]: Finished difference Result 14016 states and 19537 transitions. [2024-11-27 20:03:39,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:03:39,846 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 44.0) internal successors, (220), 5 states have internal predecessors, (220), 3 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (58), 3 states have call predecessors, (58), 3 states have call successors, (58) Word has length 470 [2024-11-27 20:03:39,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:03:39,889 INFO L225 Difference]: With dead ends: 14016 [2024-11-27 20:03:39,889 INFO L226 Difference]: Without dead ends: 7045 [2024-11-27 20:03:39,920 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:03:39,921 INFO L435 NwaCegarLoop]: 4675 mSDtfsCounter, 2 mSDsluCounter, 14005 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 18680 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-27 20:03:39,921 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 18680 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-27 20:03:39,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7045 states. [2024-11-27 20:03:40,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7045 to 7043. [2024-11-27 20:03:40,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7043 states, 5101 states have (on average 1.2734757890609685) internal successors, (6496), 5201 states have internal predecessors, (6496), 1596 states have call successors, (1596), 341 states have call predecessors, (1596), 342 states have return successors, (1713), 1575 states have call predecessors, (1713), 1593 states have call successors, (1713) [2024-11-27 20:03:40,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7043 states to 7043 states and 9805 transitions. [2024-11-27 20:03:40,513 INFO L78 Accepts]: Start accepts. Automaton has 7043 states and 9805 transitions. Word has length 470 [2024-11-27 20:03:40,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:03:40,514 INFO L471 AbstractCegarLoop]: Abstraction has 7043 states and 9805 transitions. [2024-11-27 20:03:40,514 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 44.0) internal successors, (220), 5 states have internal predecessors, (220), 3 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (58), 3 states have call predecessors, (58), 3 states have call successors, (58) [2024-11-27 20:03:40,514 INFO L276 IsEmpty]: Start isEmpty. Operand 7043 states and 9805 transitions. [2024-11-27 20:03:40,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2024-11-27 20:03:40,524 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:03:40,524 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:03:40,524 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-27 20:03:40,524 INFO L396 AbstractCegarLoop]: === Iteration 31 === 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 2 more)] === [2024-11-27 20:03:40,525 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:03:40,525 INFO L85 PathProgramCache]: Analyzing trace with hash 1442674375, now seen corresponding path program 1 times [2024-11-27 20:03:40,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:03:40,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010369157] [2024-11-27 20:03:40,525 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:03:40,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:03:48,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:03:49,179 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 893 trivial. 0 not checked. [2024-11-27 20:03:49,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:03:49,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010369157] [2024-11-27 20:03:49,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2010369157] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:03:49,180 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:03:49,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:03:49,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566561318] [2024-11-27 20:03:49,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:03:49,181 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:03:49,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:03:49,182 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:03:49,182 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:03:49,183 INFO L87 Difference]: Start difference. First operand 7043 states and 9805 transitions. Second operand has 5 states, 5 states have (on average 37.6) internal successors, (188), 4 states have internal predecessors, (188), 2 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (51), 3 states have call predecessors, (51), 2 states have call successors, (51) [2024-11-27 20:03:50,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:03:50,524 INFO L93 Difference]: Finished difference Result 14050 states and 19593 transitions. [2024-11-27 20:03:50,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:03:50,525 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 37.6) internal successors, (188), 4 states have internal predecessors, (188), 2 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (51), 3 states have call predecessors, (51), 2 states have call successors, (51) Word has length 440 [2024-11-27 20:03:50,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:03:50,570 INFO L225 Difference]: With dead ends: 14050 [2024-11-27 20:03:50,570 INFO L226 Difference]: Without dead ends: 7051 [2024-11-27 20:03:50,604 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:03:50,605 INFO L435 NwaCegarLoop]: 4678 mSDtfsCounter, 0 mSDsluCounter, 13983 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 18661 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-27 20:03:50,605 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 18661 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-27 20:03:50,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7051 states. [2024-11-27 20:03:51,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7051 to 7051. [2024-11-27 20:03:51,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7051 states, 5107 states have (on average 1.2731544938319952) internal successors, (6502), 5207 states have internal predecessors, (6502), 1596 states have call successors, (1596), 341 states have call predecessors, (1596), 344 states have return successors, (1719), 1577 states have call predecessors, (1719), 1593 states have call successors, (1719) [2024-11-27 20:03:51,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7051 states to 7051 states and 9817 transitions. [2024-11-27 20:03:51,156 INFO L78 Accepts]: Start accepts. Automaton has 7051 states and 9817 transitions. Word has length 440 [2024-11-27 20:03:51,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:03:51,156 INFO L471 AbstractCegarLoop]: Abstraction has 7051 states and 9817 transitions. [2024-11-27 20:03:51,157 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 37.6) internal successors, (188), 4 states have internal predecessors, (188), 2 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (51), 3 states have call predecessors, (51), 2 states have call successors, (51) [2024-11-27 20:03:51,157 INFO L276 IsEmpty]: Start isEmpty. Operand 7051 states and 9817 transitions. [2024-11-27 20:03:51,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 743 [2024-11-27 20:03:51,170 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:03:51,171 INFO L218 NwaCegarLoop]: trace histogram [43, 43, 15, 15, 15, 10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:03:51,171 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-27 20:03:51,171 INFO L396 AbstractCegarLoop]: === Iteration 32 === 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 2 more)] === [2024-11-27 20:03:51,171 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:03:51,172 INFO L85 PathProgramCache]: Analyzing trace with hash 873503202, now seen corresponding path program 1 times [2024-11-27 20:03:51,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:03:51,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689069810] [2024-11-27 20:03:51,172 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:03:51,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:03:58,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:03:59,610 INFO L134 CoverageAnalysis]: Checked inductivity of 3686 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3686 trivial. 0 not checked. [2024-11-27 20:03:59,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:03:59,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689069810] [2024-11-27 20:03:59,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689069810] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:03:59,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:03:59,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 20:03:59,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952884487] [2024-11-27 20:03:59,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:03:59,612 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:03:59,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:03:59,613 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:03:59,613 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:03:59,614 INFO L87 Difference]: Start difference. First operand 7051 states and 9817 transitions. Second operand has 3 states, 3 states have (on average 84.0) internal successors, (252), 3 states have internal predecessors, (252), 2 states have call successors, (73), 2 states have call predecessors, (73), 2 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-27 20:04:00,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:04:00,275 INFO L93 Difference]: Finished difference Result 14062 states and 19593 transitions. [2024-11-27 20:04:00,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:04:00,276 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 84.0) internal successors, (252), 3 states have internal predecessors, (252), 2 states have call successors, (73), 2 states have call predecessors, (73), 2 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) Word has length 742 [2024-11-27 20:04:00,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:04:00,321 INFO L225 Difference]: With dead ends: 14062 [2024-11-27 20:04:00,321 INFO L226 Difference]: Without dead ends: 7055 [2024-11-27 20:04:00,353 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:04:00,353 INFO L435 NwaCegarLoop]: 4679 mSDtfsCounter, 0 mSDsluCounter, 4673 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 9352 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 20:04:00,354 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 9352 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 20:04:00,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7055 states. [2024-11-27 20:04:01,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7055 to 7055. [2024-11-27 20:04:01,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7055 states, 5111 states have (on average 1.272940716102524) internal successors, (6506), 5211 states have internal predecessors, (6506), 1596 states have call successors, (1596), 341 states have call predecessors, (1596), 344 states have return successors, (1719), 1577 states have call predecessors, (1719), 1593 states have call successors, (1719) [2024-11-27 20:04:01,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7055 states to 7055 states and 9821 transitions. [2024-11-27 20:04:01,112 INFO L78 Accepts]: Start accepts. Automaton has 7055 states and 9821 transitions. Word has length 742 [2024-11-27 20:04:01,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:04:01,113 INFO L471 AbstractCegarLoop]: Abstraction has 7055 states and 9821 transitions. [2024-11-27 20:04:01,113 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 84.0) internal successors, (252), 3 states have internal predecessors, (252), 2 states have call successors, (73), 2 states have call predecessors, (73), 2 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-27 20:04:01,114 INFO L276 IsEmpty]: Start isEmpty. Operand 7055 states and 9821 transitions. [2024-11-27 20:04:01,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 644 [2024-11-27 20:04:01,129 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:04:01,129 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 13, 13, 9, 9, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:04:01,129 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-27 20:04:01,129 INFO L396 AbstractCegarLoop]: === Iteration 33 === 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 2 more)] === [2024-11-27 20:04:01,130 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:04:01,130 INFO L85 PathProgramCache]: Analyzing trace with hash -2122620916, now seen corresponding path program 1 times [2024-11-27 20:04:01,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:04:01,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110814958] [2024-11-27 20:04:01,130 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:04:01,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:04:09,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:04:09,628 INFO L134 CoverageAnalysis]: Checked inductivity of 926 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 926 trivial. 0 not checked. [2024-11-27 20:04:09,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:04:09,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110814958] [2024-11-27 20:04:09,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110814958] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:04:09,628 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:04:09,629 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 20:04:09,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058575653] [2024-11-27 20:04:09,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:04:09,630 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:04:09,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:04:09,631 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:04:09,631 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:04:09,631 INFO L87 Difference]: Start difference. First operand 7055 states and 9821 transitions. Second operand has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 states have internal predecessors, (341), 2 states have call successors, (79), 2 states have call predecessors, (79), 1 states have return successors, (75), 2 states have call predecessors, (75), 2 states have call successors, (75) [2024-11-27 20:04:10,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:04:10,291 INFO L93 Difference]: Finished difference Result 14068 states and 19583 transitions. [2024-11-27 20:04:10,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:04:10,292 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 states have internal predecessors, (341), 2 states have call successors, (79), 2 states have call predecessors, (79), 1 states have return successors, (75), 2 states have call predecessors, (75), 2 states have call successors, (75) Word has length 643 [2024-11-27 20:04:10,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:04:10,345 INFO L225 Difference]: With dead ends: 14068 [2024-11-27 20:04:10,345 INFO L226 Difference]: Without dead ends: 7057 [2024-11-27 20:04:10,376 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:04:10,377 INFO L435 NwaCegarLoop]: 4679 mSDtfsCounter, 0 mSDsluCounter, 4673 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 9352 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 20:04:10,377 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 9352 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 20:04:10,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7057 states. [2024-11-27 20:04:10,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7057 to 7057. [2024-11-27 20:04:10,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7057 states, 5113 states have (on average 1.2728339526696655) internal successors, (6508), 5213 states have internal predecessors, (6508), 1596 states have call successors, (1596), 341 states have call predecessors, (1596), 344 states have return successors, (1719), 1577 states have call predecessors, (1719), 1593 states have call successors, (1719) [2024-11-27 20:04:11,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7057 states to 7057 states and 9823 transitions. [2024-11-27 20:04:11,022 INFO L78 Accepts]: Start accepts. Automaton has 7057 states and 9823 transitions. Word has length 643 [2024-11-27 20:04:11,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:04:11,023 INFO L471 AbstractCegarLoop]: Abstraction has 7057 states and 9823 transitions. [2024-11-27 20:04:11,023 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 states have internal predecessors, (341), 2 states have call successors, (79), 2 states have call predecessors, (79), 1 states have return successors, (75), 2 states have call predecessors, (75), 2 states have call successors, (75) [2024-11-27 20:04:11,023 INFO L276 IsEmpty]: Start isEmpty. Operand 7057 states and 9823 transitions. [2024-11-27 20:04:11,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 879 [2024-11-27 20:04:11,169 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:04:11,170 INFO L218 NwaCegarLoop]: trace histogram [54, 54, 17, 17, 17, 10, 10, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:04:11,170 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-27 20:04:11,171 INFO L396 AbstractCegarLoop]: === Iteration 34 === 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 2 more)] === [2024-11-27 20:04:11,173 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:04:11,174 INFO L85 PathProgramCache]: Analyzing trace with hash 1591896471, now seen corresponding path program 1 times [2024-11-27 20:04:11,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:04:11,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149913708] [2024-11-27 20:04:11,174 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:04:11,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:04:18,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:04:20,404 INFO L134 CoverageAnalysis]: Checked inductivity of 5605 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5593 trivial. 0 not checked. [2024-11-27 20:04:20,404 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:04:20,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149913708] [2024-11-27 20:04:20,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149913708] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:04:20,404 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:04:20,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:04:20,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351958155] [2024-11-27 20:04:20,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:04:20,406 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:04:20,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:04:20,408 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:04:20,408 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:04:20,408 INFO L87 Difference]: Start difference. First operand 7057 states and 9823 transitions. Second operand has 5 states, 5 states have (on average 53.0) internal successors, (265), 4 states have internal predecessors, (265), 2 states have call successors, (85), 2 states have call predecessors, (85), 3 states have return successors, (79), 3 states have call predecessors, (79), 2 states have call successors, (79) [2024-11-27 20:04:21,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:04:21,795 INFO L93 Difference]: Finished difference Result 14104 states and 19681 transitions. [2024-11-27 20:04:21,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:04:21,796 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 53.0) internal successors, (265), 4 states have internal predecessors, (265), 2 states have call successors, (85), 2 states have call predecessors, (85), 3 states have return successors, (79), 3 states have call predecessors, (79), 2 states have call successors, (79) Word has length 878 [2024-11-27 20:04:21,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:04:21,854 INFO L225 Difference]: With dead ends: 14104 [2024-11-27 20:04:21,854 INFO L226 Difference]: Without dead ends: 7091 [2024-11-27 20:04:21,887 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:04:21,887 INFO L435 NwaCegarLoop]: 4704 mSDtfsCounter, 21 mSDsluCounter, 14045 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 18749 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-27 20:04:21,887 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 18749 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-27 20:04:21,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7091 states. [2024-11-27 20:04:22,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7091 to 7065. [2024-11-27 20:04:22,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7065 states, 5121 states have (on average 1.2731888303065808) internal successors, (6520), 5219 states have internal predecessors, (6520), 1596 states have call successors, (1596), 341 states have call predecessors, (1596), 344 states have return successors, (1719), 1579 states have call predecessors, (1719), 1593 states have call successors, (1719) [2024-11-27 20:04:22,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7065 states to 7065 states and 9835 transitions. [2024-11-27 20:04:22,446 INFO L78 Accepts]: Start accepts. Automaton has 7065 states and 9835 transitions. Word has length 878 [2024-11-27 20:04:22,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:04:22,448 INFO L471 AbstractCegarLoop]: Abstraction has 7065 states and 9835 transitions. [2024-11-27 20:04:22,448 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 53.0) internal successors, (265), 4 states have internal predecessors, (265), 2 states have call successors, (85), 2 states have call predecessors, (85), 3 states have return successors, (79), 3 states have call predecessors, (79), 2 states have call successors, (79) [2024-11-27 20:04:22,448 INFO L276 IsEmpty]: Start isEmpty. Operand 7065 states and 9835 transitions. [2024-11-27 20:04:22,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 752 [2024-11-27 20:04:22,466 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:04:22,467 INFO L218 NwaCegarLoop]: trace histogram [43, 43, 15, 15, 15, 10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:04:22,467 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-27 20:04:22,467 INFO L396 AbstractCegarLoop]: === Iteration 35 === 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 2 more)] === [2024-11-27 20:04:22,468 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:04:22,468 INFO L85 PathProgramCache]: Analyzing trace with hash 1967014614, now seen corresponding path program 1 times [2024-11-27 20:04:22,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:04:22,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1994910493] [2024-11-27 20:04:22,469 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:04:22,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:04:31,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:04:31,876 INFO L134 CoverageAnalysis]: Checked inductivity of 3686 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3686 trivial. 0 not checked. [2024-11-27 20:04:31,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:04:31,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1994910493] [2024-11-27 20:04:31,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1994910493] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:04:31,876 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:04:31,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 20:04:31,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813614167] [2024-11-27 20:04:31,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:04:31,878 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:04:31,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:04:31,879 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:04:31,879 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:04:31,879 INFO L87 Difference]: Start difference. First operand 7065 states and 9835 transitions. Second operand has 3 states, 3 states have (on average 86.66666666666667) internal successors, (260), 3 states have internal predecessors, (260), 2 states have call successors, (74), 2 states have call predecessors, (74), 2 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) [2024-11-27 20:04:32,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:04:32,514 INFO L93 Difference]: Finished difference Result 14090 states and 19629 transitions. [2024-11-27 20:04:32,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:04:32,515 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 86.66666666666667) internal successors, (260), 3 states have internal predecessors, (260), 2 states have call successors, (74), 2 states have call predecessors, (74), 2 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) Word has length 751 [2024-11-27 20:04:32,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:04:32,564 INFO L225 Difference]: With dead ends: 14090 [2024-11-27 20:04:32,564 INFO L226 Difference]: Without dead ends: 7069 [2024-11-27 20:04:32,597 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:04:32,598 INFO L435 NwaCegarLoop]: 4679 mSDtfsCounter, 0 mSDsluCounter, 4673 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 9352 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 20:04:32,598 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 9352 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 20:04:32,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7069 states. [2024-11-27 20:04:33,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7069 to 7069. [2024-11-27 20:04:33,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7069 states, 5125 states have (on average 1.2729756097560976) internal successors, (6524), 5223 states have internal predecessors, (6524), 1596 states have call successors, (1596), 341 states have call predecessors, (1596), 344 states have return successors, (1719), 1579 states have call predecessors, (1719), 1593 states have call successors, (1719) [2024-11-27 20:04:33,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7069 states to 7069 states and 9839 transitions. [2024-11-27 20:04:33,135 INFO L78 Accepts]: Start accepts. Automaton has 7069 states and 9839 transitions. Word has length 751 [2024-11-27 20:04:33,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:04:33,136 INFO L471 AbstractCegarLoop]: Abstraction has 7069 states and 9839 transitions. [2024-11-27 20:04:33,136 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 86.66666666666667) internal successors, (260), 3 states have internal predecessors, (260), 2 states have call successors, (74), 2 states have call predecessors, (74), 2 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) [2024-11-27 20:04:33,136 INFO L276 IsEmpty]: Start isEmpty. Operand 7069 states and 9839 transitions. [2024-11-27 20:04:33,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 695 [2024-11-27 20:04:33,149 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:04:33,150 INFO L218 NwaCegarLoop]: trace histogram [41, 41, 17, 17, 17, 10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:04:33,150 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-27 20:04:33,150 INFO L396 AbstractCegarLoop]: === Iteration 36 === 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 2 more)] === [2024-11-27 20:04:33,150 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:04:33,151 INFO L85 PathProgramCache]: Analyzing trace with hash 998713342, now seen corresponding path program 1 times [2024-11-27 20:04:33,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:04:33,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856724880] [2024-11-27 20:04:33,151 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:04:33,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:04:41,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:04:43,432 INFO L134 CoverageAnalysis]: Checked inductivity of 3578 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3570 trivial. 0 not checked. [2024-11-27 20:04:43,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:04:43,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856724880] [2024-11-27 20:04:43,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [856724880] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:04:43,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:04:43,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-27 20:04:43,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206481220] [2024-11-27 20:04:43,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:04:43,433 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-27 20:04:43,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:04:43,434 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-27 20:04:43,434 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-27 20:04:43,435 INFO L87 Difference]: Start difference. First operand 7069 states and 9839 transitions. Second operand has 8 states, 8 states have (on average 26.25) internal successors, (210), 6 states have internal predecessors, (210), 3 states have call successors, (63), 2 states have call predecessors, (63), 3 states have return successors, (58), 5 states have call predecessors, (58), 3 states have call successors, (58) [2024-11-27 20:04:45,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:04:45,575 INFO L93 Difference]: Finished difference Result 14130 states and 19799 transitions. [2024-11-27 20:04:45,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-27 20:04:45,577 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 26.25) internal successors, (210), 6 states have internal predecessors, (210), 3 states have call successors, (63), 2 states have call predecessors, (63), 3 states have return successors, (58), 5 states have call predecessors, (58), 3 states have call successors, (58) Word has length 694 [2024-11-27 20:04:45,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:04:45,629 INFO L225 Difference]: With dead ends: 14130 [2024-11-27 20:04:45,629 INFO L226 Difference]: Without dead ends: 7105 [2024-11-27 20:04:45,664 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-27 20:04:45,665 INFO L435 NwaCegarLoop]: 4739 mSDtfsCounter, 3 mSDsluCounter, 28319 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 33058 SdHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-27 20:04:45,666 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 33058 Invalid, 134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-27 20:04:45,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7105 states. [2024-11-27 20:04:46,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7105 to 7085. [2024-11-27 20:04:46,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7085 states, 5137 states have (on average 1.2731166050223865) internal successors, (6540), 5235 states have internal predecessors, (6540), 1598 states have call successors, (1598), 341 states have call predecessors, (1598), 346 states have return successors, (1803), 1583 states have call predecessors, (1803), 1595 states have call successors, (1803) [2024-11-27 20:04:46,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7085 states to 7085 states and 9941 transitions. [2024-11-27 20:04:46,247 INFO L78 Accepts]: Start accepts. Automaton has 7085 states and 9941 transitions. Word has length 694 [2024-11-27 20:04:46,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:04:46,248 INFO L471 AbstractCegarLoop]: Abstraction has 7085 states and 9941 transitions. [2024-11-27 20:04:46,248 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 26.25) internal successors, (210), 6 states have internal predecessors, (210), 3 states have call successors, (63), 2 states have call predecessors, (63), 3 states have return successors, (58), 5 states have call predecessors, (58), 3 states have call successors, (58) [2024-11-27 20:04:46,248 INFO L276 IsEmpty]: Start isEmpty. Operand 7085 states and 9941 transitions. [2024-11-27 20:04:46,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 636 [2024-11-27 20:04:46,261 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:04:46,261 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 13, 13, 9, 9, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:04:46,261 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-27 20:04:46,261 INFO L396 AbstractCegarLoop]: === Iteration 37 === 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 2 more)] === [2024-11-27 20:04:46,262 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:04:46,262 INFO L85 PathProgramCache]: Analyzing trace with hash -1047847996, now seen corresponding path program 1 times [2024-11-27 20:04:46,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:04:46,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873143212] [2024-11-27 20:04:46,262 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:04:46,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:04:54,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:04:54,882 INFO L134 CoverageAnalysis]: Checked inductivity of 926 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 926 trivial. 0 not checked. [2024-11-27 20:04:54,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:04:54,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873143212] [2024-11-27 20:04:54,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [873143212] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:04:54,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:04:54,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 20:04:54,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493305912] [2024-11-27 20:04:54,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:04:54,884 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:04:54,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:04:54,886 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:04:54,886 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:04:54,886 INFO L87 Difference]: Start difference. First operand 7085 states and 9941 transitions. Second operand has 3 states, 3 states have (on average 111.66666666666667) internal successors, (335), 3 states have internal predecessors, (335), 2 states have call successors, (78), 2 states have call predecessors, (78), 1 states have return successors, (74), 2 states have call predecessors, (74), 2 states have call successors, (74) [2024-11-27 20:04:55,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:04:55,540 INFO L93 Difference]: Finished difference Result 14130 states and 19825 transitions. [2024-11-27 20:04:55,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:04:55,540 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 111.66666666666667) internal successors, (335), 3 states have internal predecessors, (335), 2 states have call successors, (78), 2 states have call predecessors, (78), 1 states have return successors, (74), 2 states have call predecessors, (74), 2 states have call successors, (74) Word has length 635 [2024-11-27 20:04:55,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:04:55,590 INFO L225 Difference]: With dead ends: 14130 [2024-11-27 20:04:55,590 INFO L226 Difference]: Without dead ends: 7089 [2024-11-27 20:04:55,621 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:04:55,622 INFO L435 NwaCegarLoop]: 4678 mSDtfsCounter, 1 mSDsluCounter, 4674 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 9352 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 20:04:55,622 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 9352 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 20:04:55,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7089 states. [2024-11-27 20:04:56,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7089 to 7087. [2024-11-27 20:04:56,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7087 states, 5139 states have (on average 1.2730103132905235) internal successors, (6542), 5237 states have internal predecessors, (6542), 1598 states have call successors, (1598), 341 states have call predecessors, (1598), 346 states have return successors, (1803), 1583 states have call predecessors, (1803), 1595 states have call successors, (1803) [2024-11-27 20:04:56,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7087 states to 7087 states and 9943 transitions. [2024-11-27 20:04:56,197 INFO L78 Accepts]: Start accepts. Automaton has 7087 states and 9943 transitions. Word has length 635 [2024-11-27 20:04:56,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:04:56,198 INFO L471 AbstractCegarLoop]: Abstraction has 7087 states and 9943 transitions. [2024-11-27 20:04:56,198 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 111.66666666666667) internal successors, (335), 3 states have internal predecessors, (335), 2 states have call successors, (78), 2 states have call predecessors, (78), 1 states have return successors, (74), 2 states have call predecessors, (74), 2 states have call successors, (74) [2024-11-27 20:04:56,198 INFO L276 IsEmpty]: Start isEmpty. Operand 7087 states and 9943 transitions. [2024-11-27 20:04:56,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 747 [2024-11-27 20:04:56,212 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:04:56,212 INFO L218 NwaCegarLoop]: trace histogram [43, 43, 15, 15, 15, 10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:04:56,213 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-11-27 20:04:56,213 INFO L396 AbstractCegarLoop]: === Iteration 38 === 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 2 more)] === [2024-11-27 20:04:56,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:04:56,213 INFO L85 PathProgramCache]: Analyzing trace with hash -1639842781, now seen corresponding path program 1 times [2024-11-27 20:04:56,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:04:56,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518571645] [2024-11-27 20:04:56,214 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:04:56,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:05:03,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:05:04,810 INFO L134 CoverageAnalysis]: Checked inductivity of 3685 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3685 trivial. 0 not checked. [2024-11-27 20:05:04,810 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:05:04,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518571645] [2024-11-27 20:05:04,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1518571645] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:05:04,810 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:05:04,811 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:05:04,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045728100] [2024-11-27 20:05:04,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:05:04,812 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:05:04,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:05:04,812 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:05:04,813 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:05:04,813 INFO L87 Difference]: Start difference. First operand 7087 states and 9943 transitions. Second operand has 5 states, 5 states have (on average 50.8) internal successors, (254), 4 states have internal predecessors, (254), 2 states have call successors, (74), 2 states have call predecessors, (74), 3 states have return successors, (68), 3 states have call predecessors, (68), 2 states have call successors, (68) [2024-11-27 20:05:05,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:05:05,561 INFO L93 Difference]: Finished difference Result 14154 states and 19869 transitions. [2024-11-27 20:05:05,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:05:05,562 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 50.8) internal successors, (254), 4 states have internal predecessors, (254), 2 states have call successors, (74), 2 states have call predecessors, (74), 3 states have return successors, (68), 3 states have call predecessors, (68), 2 states have call successors, (68) Word has length 746 [2024-11-27 20:05:05,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:05:05,605 INFO L225 Difference]: With dead ends: 14154 [2024-11-27 20:05:05,605 INFO L226 Difference]: Without dead ends: 7111 [2024-11-27 20:05:05,630 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:05:05,631 INFO L435 NwaCegarLoop]: 4680 mSDtfsCounter, 18 mSDsluCounter, 14000 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 18680 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 20:05:05,631 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 18680 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 20:05:05,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7111 states. [2024-11-27 20:05:06,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7111 to 7099. [2024-11-27 20:05:06,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7099 states, 5149 states have (on average 1.2724800932219849) internal successors, (6552), 5245 states have internal predecessors, (6552), 1598 states have call successors, (1598), 341 states have call predecessors, (1598), 348 states have return successors, (1809), 1587 states have call predecessors, (1809), 1595 states have call successors, (1809) [2024-11-27 20:05:06,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7099 states to 7099 states and 9959 transitions. [2024-11-27 20:05:06,368 INFO L78 Accepts]: Start accepts. Automaton has 7099 states and 9959 transitions. Word has length 746 [2024-11-27 20:05:06,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:05:06,368 INFO L471 AbstractCegarLoop]: Abstraction has 7099 states and 9959 transitions. [2024-11-27 20:05:06,368 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 50.8) internal successors, (254), 4 states have internal predecessors, (254), 2 states have call successors, (74), 2 states have call predecessors, (74), 3 states have return successors, (68), 3 states have call predecessors, (68), 2 states have call successors, (68) [2024-11-27 20:05:06,368 INFO L276 IsEmpty]: Start isEmpty. Operand 7099 states and 9959 transitions. [2024-11-27 20:05:06,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 760 [2024-11-27 20:05:06,380 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:05:06,381 INFO L218 NwaCegarLoop]: trace histogram [42, 42, 15, 15, 15, 10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:05:06,381 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-27 20:05:06,381 INFO L396 AbstractCegarLoop]: === Iteration 39 === 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 2 more)] === [2024-11-27 20:05:06,383 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:05:06,383 INFO L85 PathProgramCache]: Analyzing trace with hash -2011184897, now seen corresponding path program 1 times [2024-11-27 20:05:06,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:05:06,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483236239] [2024-11-27 20:05:06,383 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:05:06,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:05:14,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:05:16,399 INFO L134 CoverageAnalysis]: Checked inductivity of 3586 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3586 trivial. 0 not checked. [2024-11-27 20:05:16,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:05:16,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483236239] [2024-11-27 20:05:16,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [483236239] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:05:16,399 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:05:16,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-27 20:05:16,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265137742] [2024-11-27 20:05:16,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:05:16,402 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-27 20:05:16,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:05:16,403 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-27 20:05:16,403 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-27 20:05:16,403 INFO L87 Difference]: Start difference. First operand 7099 states and 9959 transitions. Second operand has 7 states, 7 states have (on average 36.714285714285715) internal successors, (257), 6 states have internal predecessors, (257), 3 states have call successors, (77), 2 states have call predecessors, (77), 2 states have return successors, (71), 4 states have call predecessors, (71), 3 states have call successors, (71) [2024-11-27 20:05:17,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:05:17,589 INFO L93 Difference]: Finished difference Result 14174 states and 19897 transitions. [2024-11-27 20:05:17,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-27 20:05:17,590 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 36.714285714285715) internal successors, (257), 6 states have internal predecessors, (257), 3 states have call successors, (77), 2 states have call predecessors, (77), 2 states have return successors, (71), 4 states have call predecessors, (71), 3 states have call successors, (71) Word has length 759 [2024-11-27 20:05:17,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:05:17,636 INFO L225 Difference]: With dead ends: 14174 [2024-11-27 20:05:17,636 INFO L226 Difference]: Without dead ends: 7119 [2024-11-27 20:05:17,663 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-27 20:05:17,664 INFO L435 NwaCegarLoop]: 4678 mSDtfsCounter, 0 mSDsluCounter, 23367 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 28045 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-27 20:05:17,664 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 28045 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-27 20:05:17,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7119 states. [2024-11-27 20:05:18,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7119 to 7115. [2024-11-27 20:05:18,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7115 states, 5161 states have (on average 1.271846541367952) internal successors, (6564), 5257 states have internal predecessors, (6564), 1600 states have call successors, (1600), 341 states have call predecessors, (1600), 350 states have return successors, (1817), 1591 states have call predecessors, (1817), 1597 states have call successors, (1817) [2024-11-27 20:05:18,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7115 states to 7115 states and 9981 transitions. [2024-11-27 20:05:18,212 INFO L78 Accepts]: Start accepts. Automaton has 7115 states and 9981 transitions. Word has length 759 [2024-11-27 20:05:18,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:05:18,212 INFO L471 AbstractCegarLoop]: Abstraction has 7115 states and 9981 transitions. [2024-11-27 20:05:18,212 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 36.714285714285715) internal successors, (257), 6 states have internal predecessors, (257), 3 states have call successors, (77), 2 states have call predecessors, (77), 2 states have return successors, (71), 4 states have call predecessors, (71), 3 states have call successors, (71) [2024-11-27 20:05:18,213 INFO L276 IsEmpty]: Start isEmpty. Operand 7115 states and 9981 transitions. [2024-11-27 20:05:18,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 655 [2024-11-27 20:05:18,225 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:05:18,226 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 14, 14, 9, 9, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:05:18,226 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-11-27 20:05:18,226 INFO L396 AbstractCegarLoop]: === Iteration 40 === 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 2 more)] === [2024-11-27 20:05:18,226 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:05:18,227 INFO L85 PathProgramCache]: Analyzing trace with hash 1701325933, now seen corresponding path program 1 times [2024-11-27 20:05:18,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:05:18,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600201100] [2024-11-27 20:05:18,227 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:05:18,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:05:26,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:05:27,693 INFO L134 CoverageAnalysis]: Checked inductivity of 969 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2024-11-27 20:05:27,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:05:27,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600201100] [2024-11-27 20:05:27,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1600201100] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:05:27,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [114994434] [2024-11-27 20:05:27,694 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:05:27,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:05:27,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:05:27,701 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:05:27,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-27 20:05:43,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:05:43,976 INFO L256 TraceCheckSpWp]: Trace formula consists of 10676 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 20:05:44,029 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:05:49,715 INFO L134 CoverageAnalysis]: Checked inductivity of 969 backedges. 410 proven. 0 refuted. 0 times theorem prover too weak. 559 trivial. 0 not checked. [2024-11-27 20:05:49,716 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 20:05:49,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [114994434] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:05:49,716 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 20:05:49,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-11-27 20:05:49,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680752784] [2024-11-27 20:05:49,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:05:49,720 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:05:49,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:05:49,721 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:05:49,722 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:05:49,722 INFO L87 Difference]: Start difference. First operand 7115 states and 9981 transitions. Second operand has 3 states, 3 states have (on average 119.66666666666667) internal successors, (359), 2 states have internal predecessors, (359), 2 states have call successors, (84), 2 states have call predecessors, (84), 2 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) [2024-11-27 20:05:50,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:05:50,928 INFO L93 Difference]: Finished difference Result 14180 states and 19889 transitions. [2024-11-27 20:05:50,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:05:50,929 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 119.66666666666667) internal successors, (359), 2 states have internal predecessors, (359), 2 states have call successors, (84), 2 states have call predecessors, (84), 2 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) Word has length 654 [2024-11-27 20:05:50,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:05:50,980 INFO L225 Difference]: With dead ends: 14180 [2024-11-27 20:05:50,980 INFO L226 Difference]: Without dead ends: 7109 [2024-11-27 20:05:51,011 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 657 GetRequests, 654 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:05:51,012 INFO L435 NwaCegarLoop]: 4671 mSDtfsCounter, 4474 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4474 SdHoareTripleChecker+Valid, 4671 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 20:05:51,012 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4474 Valid, 4671 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 20:05:51,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7109 states. [2024-11-27 20:05:51,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7109 to 7109. [2024-11-27 20:05:51,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7109 states, 5159 states have (on average 1.2715642566388834) internal successors, (6560), 5253 states have internal predecessors, (6560), 1596 states have call successors, (1596), 341 states have call predecessors, (1596), 350 states have return successors, (1813), 1589 states have call predecessors, (1813), 1593 states have call successors, (1813) [2024-11-27 20:05:51,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7109 states to 7109 states and 9969 transitions. [2024-11-27 20:05:51,593 INFO L78 Accepts]: Start accepts. Automaton has 7109 states and 9969 transitions. Word has length 654 [2024-11-27 20:05:51,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:05:51,594 INFO L471 AbstractCegarLoop]: Abstraction has 7109 states and 9969 transitions. [2024-11-27 20:05:51,594 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 119.66666666666667) internal successors, (359), 2 states have internal predecessors, (359), 2 states have call successors, (84), 2 states have call predecessors, (84), 2 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) [2024-11-27 20:05:51,594 INFO L276 IsEmpty]: Start isEmpty. Operand 7109 states and 9969 transitions. [2024-11-27 20:05:51,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 698 [2024-11-27 20:05:51,607 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:05:51,607 INFO L218 NwaCegarLoop]: trace histogram [41, 41, 17, 17, 17, 10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:05:51,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-27 20:05:51,808 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2024-11-27 20:05:51,808 INFO L396 AbstractCegarLoop]: === Iteration 41 === 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 2 more)] === [2024-11-27 20:05:51,809 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:05:51,809 INFO L85 PathProgramCache]: Analyzing trace with hash -4560075, now seen corresponding path program 1 times [2024-11-27 20:05:51,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:05:51,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732614816] [2024-11-27 20:05:51,810 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:05:51,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:05:59,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:06:01,499 INFO L134 CoverageAnalysis]: Checked inductivity of 3577 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3569 trivial. 0 not checked. [2024-11-27 20:06:01,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:06:01,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732614816] [2024-11-27 20:06:01,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732614816] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:06:01,500 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:06:01,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-27 20:06:01,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474736094] [2024-11-27 20:06:01,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:06:01,502 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-27 20:06:01,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:06:01,504 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-27 20:06:01,504 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-27 20:06:01,504 INFO L87 Difference]: Start difference. First operand 7109 states and 9969 transitions. Second operand has 8 states, 8 states have (on average 26.25) internal successors, (210), 6 states have internal predecessors, (210), 3 states have call successors, (64), 2 states have call predecessors, (64), 3 states have return successors, (59), 5 states have call predecessors, (59), 3 states have call successors, (59) [2024-11-27 20:06:03,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:06:03,628 INFO L93 Difference]: Finished difference Result 14218 states and 20073 transitions. [2024-11-27 20:06:03,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-27 20:06:03,629 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 26.25) internal successors, (210), 6 states have internal predecessors, (210), 3 states have call successors, (64), 2 states have call predecessors, (64), 3 states have return successors, (59), 5 states have call predecessors, (59), 3 states have call successors, (59) Word has length 697 [2024-11-27 20:06:03,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:06:03,678 INFO L225 Difference]: With dead ends: 14218 [2024-11-27 20:06:03,678 INFO L226 Difference]: Without dead ends: 7153 [2024-11-27 20:06:03,705 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-27 20:06:03,706 INFO L435 NwaCegarLoop]: 4731 mSDtfsCounter, 3 mSDsluCounter, 28274 mSDsCounter, 0 mSdLazyCounter, 130 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 33005 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 130 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-27 20:06:03,706 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 33005 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-27 20:06:03,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7153 states. [2024-11-27 20:06:04,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7153 to 7109. [2024-11-27 20:06:04,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7109 states, 5159 states have (on average 1.2715642566388834) internal successors, (6560), 5253 states have internal predecessors, (6560), 1596 states have call successors, (1596), 341 states have call predecessors, (1596), 350 states have return successors, (1813), 1589 states have call predecessors, (1813), 1593 states have call successors, (1813) [2024-11-27 20:06:04,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7109 states to 7109 states and 9969 transitions. [2024-11-27 20:06:04,269 INFO L78 Accepts]: Start accepts. Automaton has 7109 states and 9969 transitions. Word has length 697 [2024-11-27 20:06:04,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:06:04,270 INFO L471 AbstractCegarLoop]: Abstraction has 7109 states and 9969 transitions. [2024-11-27 20:06:04,270 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 26.25) internal successors, (210), 6 states have internal predecessors, (210), 3 states have call successors, (64), 2 states have call predecessors, (64), 3 states have return successors, (59), 5 states have call predecessors, (59), 3 states have call successors, (59) [2024-11-27 20:06:04,271 INFO L276 IsEmpty]: Start isEmpty. Operand 7109 states and 9969 transitions. [2024-11-27 20:06:04,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 655 [2024-11-27 20:06:04,283 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:06:04,283 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 14, 14, 9, 9, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:06:04,283 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-11-27 20:06:04,284 INFO L396 AbstractCegarLoop]: === Iteration 42 === 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 2 more)] === [2024-11-27 20:06:04,284 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:06:04,285 INFO L85 PathProgramCache]: Analyzing trace with hash 1118718093, now seen corresponding path program 1 times [2024-11-27 20:06:04,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:06:04,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111002624] [2024-11-27 20:06:04,285 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:06:04,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:06:11,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:06:12,746 INFO L134 CoverageAnalysis]: Checked inductivity of 969 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2024-11-27 20:06:12,747 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:06:12,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2111002624] [2024-11-27 20:06:12,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2111002624] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:06:12,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1458300181] [2024-11-27 20:06:12,748 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:06:12,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:06:12,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:06:12,751 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:06:12,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-27 20:06:28,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:06:28,386 INFO L256 TraceCheckSpWp]: Trace formula consists of 10675 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 20:06:28,412 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:06:37,721 INFO L134 CoverageAnalysis]: Checked inductivity of 969 backedges. 322 proven. 0 refuted. 0 times theorem prover too weak. 647 trivial. 0 not checked. [2024-11-27 20:06:37,721 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 20:06:37,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1458300181] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:06:37,721 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 20:06:37,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-11-27 20:06:37,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96582484] [2024-11-27 20:06:37,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:06:37,723 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:06:37,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:06:37,724 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:06:37,725 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:06:37,727 INFO L87 Difference]: Start difference. First operand 7109 states and 9969 transitions. Second operand has 3 states, 3 states have (on average 119.66666666666667) internal successors, (359), 2 states have internal predecessors, (359), 2 states have call successors, (84), 2 states have call predecessors, (84), 2 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) [2024-11-27 20:06:38,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:06:38,328 INFO L93 Difference]: Finished difference Result 14174 states and 19875 transitions. [2024-11-27 20:06:38,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:06:38,329 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 119.66666666666667) internal successors, (359), 2 states have internal predecessors, (359), 2 states have call successors, (84), 2 states have call predecessors, (84), 2 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) Word has length 654 [2024-11-27 20:06:38,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:06:38,382 INFO L225 Difference]: With dead ends: 14174 [2024-11-27 20:06:38,383 INFO L226 Difference]: Without dead ends: 7109 [2024-11-27 20:06:38,426 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 657 GetRequests, 654 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:06:38,426 INFO L435 NwaCegarLoop]: 4669 mSDtfsCounter, 4276 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4276 SdHoareTripleChecker+Valid, 4669 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 20:06:38,426 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4276 Valid, 4669 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 20:06:38,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7109 states. [2024-11-27 20:06:38,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7109 to 7109. [2024-11-27 20:06:38,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7109 states, 5159 states have (on average 1.2711765846094205) internal successors, (6558), 5253 states have internal predecessors, (6558), 1596 states have call successors, (1596), 341 states have call predecessors, (1596), 350 states have return successors, (1813), 1589 states have call predecessors, (1813), 1593 states have call successors, (1813) [2024-11-27 20:06:39,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7109 states to 7109 states and 9967 transitions. [2024-11-27 20:06:39,031 INFO L78 Accepts]: Start accepts. Automaton has 7109 states and 9967 transitions. Word has length 654 [2024-11-27 20:06:39,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:06:39,032 INFO L471 AbstractCegarLoop]: Abstraction has 7109 states and 9967 transitions. [2024-11-27 20:06:39,032 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 119.66666666666667) internal successors, (359), 2 states have internal predecessors, (359), 2 states have call successors, (84), 2 states have call predecessors, (84), 2 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) [2024-11-27 20:06:39,032 INFO L276 IsEmpty]: Start isEmpty. Operand 7109 states and 9967 transitions. [2024-11-27 20:06:39,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 704 [2024-11-27 20:06:39,044 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:06:39,045 INFO L218 NwaCegarLoop]: trace histogram [41, 41, 17, 17, 17, 10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:06:39,094 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-27 20:06:39,245 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:06:39,245 INFO L396 AbstractCegarLoop]: === Iteration 43 === 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 2 more)] === [2024-11-27 20:06:39,246 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:06:39,246 INFO L85 PathProgramCache]: Analyzing trace with hash 470700340, now seen corresponding path program 1 times [2024-11-27 20:06:39,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:06:39,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124348106] [2024-11-27 20:06:39,246 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:06:39,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:06:47,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:06:49,634 INFO L134 CoverageAnalysis]: Checked inductivity of 3578 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3570 trivial. 0 not checked. [2024-11-27 20:06:49,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:06:49,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124348106] [2024-11-27 20:06:49,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124348106] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:06:49,635 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:06:49,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-27 20:06:49,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131324693] [2024-11-27 20:06:49,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:06:49,640 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-27 20:06:49,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:06:49,643 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-27 20:06:49,644 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-27 20:06:49,644 INFO L87 Difference]: Start difference. First operand 7109 states and 9967 transitions. Second operand has 8 states, 8 states have (on average 27.125) internal successors, (217), 6 states have internal predecessors, (217), 3 states have call successors, (64), 2 states have call predecessors, (64), 3 states have return successors, (59), 5 states have call predecessors, (59), 3 states have call successors, (59) [2024-11-27 20:06:52,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:06:52,210 INFO L93 Difference]: Finished difference Result 14218 states and 20069 transitions. [2024-11-27 20:06:52,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-27 20:06:52,211 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 27.125) internal successors, (217), 6 states have internal predecessors, (217), 3 states have call successors, (64), 2 states have call predecessors, (64), 3 states have return successors, (59), 5 states have call predecessors, (59), 3 states have call successors, (59) Word has length 703 [2024-11-27 20:06:52,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:06:52,264 INFO L225 Difference]: With dead ends: 14218 [2024-11-27 20:06:52,264 INFO L226 Difference]: Without dead ends: 7153 [2024-11-27 20:06:52,293 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-27 20:06:52,294 INFO L435 NwaCegarLoop]: 4730 mSDtfsCounter, 3 mSDsluCounter, 28268 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 32998 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-27 20:06:52,294 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 32998 Invalid, 133 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-27 20:06:52,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7153 states. [2024-11-27 20:06:52,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7153 to 7109. [2024-11-27 20:06:52,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7109 states, 5159 states have (on average 1.2711765846094205) internal successors, (6558), 5253 states have internal predecessors, (6558), 1596 states have call successors, (1596), 341 states have call predecessors, (1596), 350 states have return successors, (1813), 1589 states have call predecessors, (1813), 1593 states have call successors, (1813) [2024-11-27 20:06:52,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7109 states to 7109 states and 9967 transitions. [2024-11-27 20:06:52,968 INFO L78 Accepts]: Start accepts. Automaton has 7109 states and 9967 transitions. Word has length 703 [2024-11-27 20:06:52,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:06:52,969 INFO L471 AbstractCegarLoop]: Abstraction has 7109 states and 9967 transitions. [2024-11-27 20:06:52,969 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 27.125) internal successors, (217), 6 states have internal predecessors, (217), 3 states have call successors, (64), 2 states have call predecessors, (64), 3 states have return successors, (59), 5 states have call predecessors, (59), 3 states have call successors, (59) [2024-11-27 20:06:52,970 INFO L276 IsEmpty]: Start isEmpty. Operand 7109 states and 9967 transitions. [2024-11-27 20:06:52,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 647 [2024-11-27 20:06:52,986 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:06:52,986 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 14, 14, 9, 9, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:06:52,986 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-11-27 20:06:52,986 INFO L396 AbstractCegarLoop]: === Iteration 44 === 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 2 more)] === [2024-11-27 20:06:52,987 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:06:52,987 INFO L85 PathProgramCache]: Analyzing trace with hash 137580935, now seen corresponding path program 1 times [2024-11-27 20:06:52,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:06:52,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863556685] [2024-11-27 20:06:52,987 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:06:52,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:07:00,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:07:01,486 INFO L134 CoverageAnalysis]: Checked inductivity of 969 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2024-11-27 20:07:01,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:07:01,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863556685] [2024-11-27 20:07:01,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863556685] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:07:01,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [310441860] [2024-11-27 20:07:01,487 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:07:01,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:07:01,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:07:01,490 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:07:01,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-27 20:07:19,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:07:19,272 INFO L256 TraceCheckSpWp]: Trace formula consists of 10649 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 20:07:19,307 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:07:21,747 INFO L134 CoverageAnalysis]: Checked inductivity of 969 backedges. 322 proven. 0 refuted. 0 times theorem prover too weak. 647 trivial. 0 not checked. [2024-11-27 20:07:21,748 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 20:07:21,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [310441860] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:07:21,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 20:07:21,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-11-27 20:07:21,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882870621] [2024-11-27 20:07:21,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:07:21,751 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:07:21,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:07:21,752 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:07:21,753 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:07:21,753 INFO L87 Difference]: Start difference. First operand 7109 states and 9967 transitions. Second operand has 3 states, 3 states have (on average 117.66666666666667) internal successors, (353), 3 states have internal predecessors, (353), 3 states have call successors, (83), 2 states have call predecessors, (83), 2 states have return successors, (79), 3 states have call predecessors, (79), 3 states have call successors, (79) [2024-11-27 20:07:22,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:07:22,563 INFO L93 Difference]: Finished difference Result 14860 states and 20935 transitions. [2024-11-27 20:07:22,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:07:22,564 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 117.66666666666667) internal successors, (353), 3 states have internal predecessors, (353), 3 states have call successors, (83), 2 states have call predecessors, (83), 2 states have return successors, (79), 3 states have call predecessors, (79), 3 states have call successors, (79) Word has length 646 [2024-11-27 20:07:22,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:07:22,632 INFO L225 Difference]: With dead ends: 14860 [2024-11-27 20:07:22,632 INFO L226 Difference]: Without dead ends: 7795 [2024-11-27 20:07:22,667 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 649 GetRequests, 646 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:07:22,668 INFO L435 NwaCegarLoop]: 4681 mSDtfsCounter, 254 mSDsluCounter, 4667 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 328 SdHoareTripleChecker+Valid, 9348 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 20:07:22,668 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [328 Valid, 9348 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 20:07:22,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7795 states. [2024-11-27 20:07:23,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7795 to 7723. [2024-11-27 20:07:23,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7723 states, 5621 states have (on average 1.2791318270770327) internal successors, (7190), 5731 states have internal predecessors, (7190), 1748 states have call successors, (1748), 341 states have call predecessors, (1748), 350 states have return successors, (1983), 1737 states have call predecessors, (1983), 1745 states have call successors, (1983) [2024-11-27 20:07:23,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7723 states to 7723 states and 10921 transitions. [2024-11-27 20:07:23,448 INFO L78 Accepts]: Start accepts. Automaton has 7723 states and 10921 transitions. Word has length 646 [2024-11-27 20:07:23,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:07:23,449 INFO L471 AbstractCegarLoop]: Abstraction has 7723 states and 10921 transitions. [2024-11-27 20:07:23,449 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 117.66666666666667) internal successors, (353), 3 states have internal predecessors, (353), 3 states have call successors, (83), 2 states have call predecessors, (83), 2 states have return successors, (79), 3 states have call predecessors, (79), 3 states have call successors, (79) [2024-11-27 20:07:23,449 INFO L276 IsEmpty]: Start isEmpty. Operand 7723 states and 10921 transitions. [2024-11-27 20:07:23,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 711 [2024-11-27 20:07:23,463 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:07:23,464 INFO L218 NwaCegarLoop]: trace histogram [41, 41, 17, 17, 17, 10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:07:23,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-27 20:07:23,664 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:07:23,664 INFO L396 AbstractCegarLoop]: === Iteration 45 === 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 2 more)] === [2024-11-27 20:07:23,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:07:23,665 INFO L85 PathProgramCache]: Analyzing trace with hash 283447309, now seen corresponding path program 1 times [2024-11-27 20:07:23,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:07:23,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231005599] [2024-11-27 20:07:23,666 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:07:23,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:07:32,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:07:35,372 INFO L134 CoverageAnalysis]: Checked inductivity of 3581 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3573 trivial. 0 not checked. [2024-11-27 20:07:35,373 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:07:35,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231005599] [2024-11-27 20:07:35,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [231005599] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:07:35,373 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:07:35,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-27 20:07:35,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176211075] [2024-11-27 20:07:35,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:07:35,375 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-27 20:07:35,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:07:35,376 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-27 20:07:35,376 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-27 20:07:35,376 INFO L87 Difference]: Start difference. First operand 7723 states and 10921 transitions. Second operand has 8 states, 8 states have (on average 27.5) internal successors, (220), 6 states have internal predecessors, (220), 3 states have call successors, (65), 2 states have call predecessors, (65), 3 states have return successors, (60), 5 states have call predecessors, (60), 3 states have call successors, (60) [2024-11-27 20:07:37,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:07:37,866 INFO L93 Difference]: Finished difference Result 15428 states and 21873 transitions. [2024-11-27 20:07:37,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-27 20:07:37,867 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 27.5) internal successors, (220), 6 states have internal predecessors, (220), 3 states have call successors, (65), 2 states have call predecessors, (65), 3 states have return successors, (60), 5 states have call predecessors, (60), 3 states have call successors, (60) Word has length 710 [2024-11-27 20:07:37,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:07:37,952 INFO L225 Difference]: With dead ends: 15428 [2024-11-27 20:07:37,952 INFO L226 Difference]: Without dead ends: 7749 [2024-11-27 20:07:38,000 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-27 20:07:38,000 INFO L435 NwaCegarLoop]: 4724 mSDtfsCounter, 3 mSDsluCounter, 28237 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 32961 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-27 20:07:38,001 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 32961 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-27 20:07:38,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7749 states. [2024-11-27 20:07:39,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7749 to 7713. [2024-11-27 20:07:39,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7713 states, 5613 states have (on average 1.2788170318902548) internal successors, (7178), 5723 states have internal predecessors, (7178), 1748 states have call successors, (1748), 341 states have call predecessors, (1748), 348 states have return successors, (1895), 1735 states have call predecessors, (1895), 1745 states have call successors, (1895) [2024-11-27 20:07:39,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7713 states to 7713 states and 10821 transitions. [2024-11-27 20:07:39,311 INFO L78 Accepts]: Start accepts. Automaton has 7713 states and 10821 transitions. Word has length 710 [2024-11-27 20:07:39,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:07:39,312 INFO L471 AbstractCegarLoop]: Abstraction has 7713 states and 10821 transitions. [2024-11-27 20:07:39,313 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 27.5) internal successors, (220), 6 states have internal predecessors, (220), 3 states have call successors, (65), 2 states have call predecessors, (65), 3 states have return successors, (60), 5 states have call predecessors, (60), 3 states have call successors, (60) [2024-11-27 20:07:39,313 INFO L276 IsEmpty]: Start isEmpty. Operand 7713 states and 10821 transitions. [2024-11-27 20:07:39,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 666 [2024-11-27 20:07:39,331 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:07:39,331 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 14, 14, 9, 9, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:07:39,331 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-11-27 20:07:39,331 INFO L396 AbstractCegarLoop]: === Iteration 46 === 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 2 more)] === [2024-11-27 20:07:39,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:07:39,332 INFO L85 PathProgramCache]: Analyzing trace with hash 1003389006, now seen corresponding path program 1 times [2024-11-27 20:07:39,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:07:39,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941773018] [2024-11-27 20:07:39,333 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:07:39,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:07:48,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:07:49,667 INFO L134 CoverageAnalysis]: Checked inductivity of 979 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 978 trivial. 0 not checked. [2024-11-27 20:07:49,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:07:49,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941773018] [2024-11-27 20:07:49,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941773018] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:07:49,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2084289453] [2024-11-27 20:07:49,668 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:07:49,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:07:49,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:07:49,672 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:07:49,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-27 20:08:06,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:06,903 INFO L256 TraceCheckSpWp]: Trace formula consists of 10740 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-27 20:08:06,925 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:08:12,053 INFO L134 CoverageAnalysis]: Checked inductivity of 979 backedges. 416 proven. 0 refuted. 0 times theorem prover too weak. 563 trivial. 0 not checked. [2024-11-27 20:08:12,053 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 20:08:12,054 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2084289453] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:08:12,054 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 20:08:12,054 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-11-27 20:08:12,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084561938] [2024-11-27 20:08:12,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:08:12,055 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:08:12,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:08:12,056 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:08:12,056 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:08:12,057 INFO L87 Difference]: Start difference. First operand 7713 states and 10821 transitions. Second operand has 3 states, 3 states have (on average 121.0) internal successors, (363), 2 states have internal predecessors, (363), 2 states have call successors, (86), 2 states have call predecessors, (86), 2 states have return successors, (82), 2 states have call predecessors, (82), 2 states have call successors, (82) [2024-11-27 20:08:12,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:08:12,720 INFO L93 Difference]: Finished difference Result 15366 states and 21555 transitions. [2024-11-27 20:08:12,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:08:12,721 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 121.0) internal successors, (363), 2 states have internal predecessors, (363), 2 states have call successors, (86), 2 states have call predecessors, (86), 2 states have return successors, (82), 2 states have call predecessors, (82), 2 states have call successors, (82) Word has length 665 [2024-11-27 20:08:12,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:08:12,780 INFO L225 Difference]: With dead ends: 15366 [2024-11-27 20:08:12,780 INFO L226 Difference]: Without dead ends: 7697 [2024-11-27 20:08:12,807 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 668 GetRequests, 665 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:08:12,807 INFO L435 NwaCegarLoop]: 4665 mSDtfsCounter, 4459 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4459 SdHoareTripleChecker+Valid, 4665 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 20:08:12,808 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4459 Valid, 4665 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 20:08:12,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7697 states. [2024-11-27 20:08:13,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7697 to 7697. [2024-11-27 20:08:13,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7697 states, 5605 states have (on average 1.2785013380909902) internal successors, (7166), 5711 states have internal predecessors, (7166), 1740 states have call successors, (1740), 341 states have call predecessors, (1740), 348 states have return successors, (1887), 1731 states have call predecessors, (1887), 1737 states have call successors, (1887) [2024-11-27 20:08:13,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7697 states to 7697 states and 10793 transitions. [2024-11-27 20:08:13,447 INFO L78 Accepts]: Start accepts. Automaton has 7697 states and 10793 transitions. Word has length 665 [2024-11-27 20:08:13,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:08:13,447 INFO L471 AbstractCegarLoop]: Abstraction has 7697 states and 10793 transitions. [2024-11-27 20:08:13,447 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 121.0) internal successors, (363), 2 states have internal predecessors, (363), 2 states have call successors, (86), 2 states have call predecessors, (86), 2 states have return successors, (82), 2 states have call predecessors, (82), 2 states have call successors, (82) [2024-11-27 20:08:13,448 INFO L276 IsEmpty]: Start isEmpty. Operand 7697 states and 10793 transitions. [2024-11-27 20:08:13,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 671 [2024-11-27 20:08:13,459 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:08:13,460 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 14, 14, 9, 9, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:08:13,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-27 20:08:13,660 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:08:13,660 INFO L396 AbstractCegarLoop]: === Iteration 47 === 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 2 more)] === [2024-11-27 20:08:13,661 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:13,661 INFO L85 PathProgramCache]: Analyzing trace with hash 1262298033, now seen corresponding path program 1 times [2024-11-27 20:08:13,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:08:13,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652095654] [2024-11-27 20:08:13,661 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:13,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:21,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:21,949 INFO L134 CoverageAnalysis]: Checked inductivity of 979 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 978 trivial. 0 not checked. [2024-11-27 20:08:21,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:08:21,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652095654] [2024-11-27 20:08:21,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652095654] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:08:21,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1279463491] [2024-11-27 20:08:21,950 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:21,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:08:21,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:21,952 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:08:21,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-27 20:08:37,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:37,315 INFO L256 TraceCheckSpWp]: Trace formula consists of 10776 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-27 20:08:37,338 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:08:37,508 INFO L134 CoverageAnalysis]: Checked inductivity of 979 backedges. 416 proven. 1 refuted. 0 times theorem prover too weak. 562 trivial. 0 not checked. [2024-11-27 20:08:37,509 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 20:08:42,714 INFO L134 CoverageAnalysis]: Checked inductivity of 979 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 978 trivial. 0 not checked. [2024-11-27 20:08:42,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1279463491] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 20:08:42,715 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 20:08:42,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-11-27 20:08:42,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226060703] [2024-11-27 20:08:42,716 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 20:08:42,717 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-27 20:08:42,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:08:42,718 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-27 20:08:42,718 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-27 20:08:42,719 INFO L87 Difference]: Start difference. First operand 7697 states and 10793 transitions. Second operand has 7 states, 7 states have (on average 67.57142857142857) internal successors, (473), 7 states have internal predecessors, (473), 2 states have call successors, (135), 2 states have call predecessors, (135), 2 states have return successors, (131), 2 states have call predecessors, (131), 2 states have call successors, (131) [2024-11-27 20:08:43,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:08:43,503 INFO L93 Difference]: Finished difference Result 15374 states and 21559 transitions. [2024-11-27 20:08:43,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-27 20:08:43,504 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 67.57142857142857) internal successors, (473), 7 states have internal predecessors, (473), 2 states have call successors, (135), 2 states have call predecessors, (135), 2 states have return successors, (131), 2 states have call predecessors, (131), 2 states have call successors, (131) Word has length 670 [2024-11-27 20:08:43,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:08:43,561 INFO L225 Difference]: With dead ends: 15374 [2024-11-27 20:08:43,561 INFO L226 Difference]: Without dead ends: 7721 [2024-11-27 20:08:43,591 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1342 GetRequests, 1337 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-27 20:08:43,592 INFO L435 NwaCegarLoop]: 4664 mSDtfsCounter, 2 mSDsluCounter, 4660 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 9324 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 20:08:43,592 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 9324 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 20:08:43,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7721 states. [2024-11-27 20:08:44,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7721 to 7721. [2024-11-27 20:08:44,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7721 states, 5629 states have (on average 1.2773139101083675) internal successors, (7190), 5735 states have internal predecessors, (7190), 1740 states have call successors, (1740), 341 states have call predecessors, (1740), 348 states have return successors, (1887), 1731 states have call predecessors, (1887), 1737 states have call successors, (1887) [2024-11-27 20:08:44,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7721 states to 7721 states and 10817 transitions. [2024-11-27 20:08:44,676 INFO L78 Accepts]: Start accepts. Automaton has 7721 states and 10817 transitions. Word has length 670 [2024-11-27 20:08:44,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:08:44,676 INFO L471 AbstractCegarLoop]: Abstraction has 7721 states and 10817 transitions. [2024-11-27 20:08:44,676 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 67.57142857142857) internal successors, (473), 7 states have internal predecessors, (473), 2 states have call successors, (135), 2 states have call predecessors, (135), 2 states have return successors, (131), 2 states have call predecessors, (131), 2 states have call successors, (131) [2024-11-27 20:08:44,677 INFO L276 IsEmpty]: Start isEmpty. Operand 7721 states and 10817 transitions. [2024-11-27 20:08:44,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 669 [2024-11-27 20:08:44,688 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:08:44,688 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 14, 14, 9, 9, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:08:44,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-27 20:08:44,888 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable46 [2024-11-27 20:08:44,888 INFO L396 AbstractCegarLoop]: === Iteration 48 === 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 2 more)] === [2024-11-27 20:08:44,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:44,889 INFO L85 PathProgramCache]: Analyzing trace with hash -1499759175, now seen corresponding path program 1 times [2024-11-27 20:08:44,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:08:44,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532694900] [2024-11-27 20:08:44,889 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:44,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:51,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:53,596 INFO L134 CoverageAnalysis]: Checked inductivity of 994 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 986 trivial. 0 not checked. [2024-11-27 20:08:53,596 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:08:53,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532694900] [2024-11-27 20:08:53,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1532694900] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:08:53,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1579009108] [2024-11-27 20:08:53,597 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:53,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:08:53,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:53,599 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:08:53,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-27 20:09:08,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:09:08,431 INFO L256 TraceCheckSpWp]: Trace formula consists of 10815 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-27 20:09:08,449 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:09:09,403 INFO L134 CoverageAnalysis]: Checked inductivity of 994 backedges. 416 proven. 16 refuted. 0 times theorem prover too weak. 562 trivial. 0 not checked. [2024-11-27 20:09:09,403 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 20:09:14,815 INFO L134 CoverageAnalysis]: Checked inductivity of 994 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 978 trivial. 0 not checked. [2024-11-27 20:09:14,815 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1579009108] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 20:09:14,815 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 20:09:14,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 12 [2024-11-27 20:09:14,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877604724] [2024-11-27 20:09:14,816 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 20:09:14,817 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-27 20:09:14,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:09:14,818 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-27 20:09:14,818 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2024-11-27 20:09:14,819 INFO L87 Difference]: Start difference. First operand 7721 states and 10817 transitions. Second operand has 12 states, 11 states have (on average 43.81818181818182) internal successors, (482), 11 states have internal predecessors, (482), 3 states have call successors, (137), 2 states have call predecessors, (137), 3 states have return successors, (133), 3 states have call predecessors, (133), 3 states have call successors, (133) [2024-11-27 20:09:19,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:09:19,530 INFO L93 Difference]: Finished difference Result 15426 states and 21611 transitions. [2024-11-27 20:09:19,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-27 20:09:19,531 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 43.81818181818182) internal successors, (482), 11 states have internal predecessors, (482), 3 states have call successors, (137), 2 states have call predecessors, (137), 3 states have return successors, (133), 3 states have call predecessors, (133), 3 states have call successors, (133) Word has length 668 [2024-11-27 20:09:19,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:09:19,595 INFO L225 Difference]: With dead ends: 15426 [2024-11-27 20:09:19,595 INFO L226 Difference]: Without dead ends: 7737 [2024-11-27 20:09:19,628 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1341 GetRequests, 1326 SyntacticMatches, 4 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2024-11-27 20:09:19,628 INFO L435 NwaCegarLoop]: 4619 mSDtfsCounter, 1 mSDsluCounter, 36880 mSDsCounter, 0 mSdLazyCounter, 491 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 41499 SdHoareTripleChecker+Invalid, 492 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 491 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-11-27 20:09:19,629 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 41499 Invalid, 492 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 491 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-11-27 20:09:19,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7737 states. [2024-11-27 20:09:20,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7737 to 7737. [2024-11-27 20:09:20,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7737 states, 5645 states have (on average 1.2758193091231178) internal successors, (7202), 5751 states have internal predecessors, (7202), 1740 states have call successors, (1740), 341 states have call predecessors, (1740), 348 states have return successors, (1887), 1731 states have call predecessors, (1887), 1737 states have call successors, (1887) [2024-11-27 20:09:20,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7737 states to 7737 states and 10829 transitions. [2024-11-27 20:09:20,656 INFO L78 Accepts]: Start accepts. Automaton has 7737 states and 10829 transitions. Word has length 668 [2024-11-27 20:09:20,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:09:20,657 INFO L471 AbstractCegarLoop]: Abstraction has 7737 states and 10829 transitions. [2024-11-27 20:09:20,657 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 43.81818181818182) internal successors, (482), 11 states have internal predecessors, (482), 3 states have call successors, (137), 2 states have call predecessors, (137), 3 states have return successors, (133), 3 states have call predecessors, (133), 3 states have call successors, (133) [2024-11-27 20:09:20,657 INFO L276 IsEmpty]: Start isEmpty. Operand 7737 states and 10829 transitions. [2024-11-27 20:09:20,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 674 [2024-11-27 20:09:20,677 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:09:20,677 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 14, 14, 9, 9, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:09:20,749 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-27 20:09:20,878 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f462b4d-5480-4906-9821-619392347e3f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47 [2024-11-27 20:09:20,878 INFO L396 AbstractCegarLoop]: === Iteration 49 === 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 2 more)] === [2024-11-27 20:09:20,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:09:20,879 INFO L85 PathProgramCache]: Analyzing trace with hash -1381453077, now seen corresponding path program 1 times [2024-11-27 20:09:20,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:09:20,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972130623] [2024-11-27 20:09:20,880 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:09:20,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms