./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7425e6091080c9230a8c9b07b56e76fd103cd42ef73a7c5f496aa6659d39d02b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 01:08:14,160 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 01:08:14,239 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-24 01:08:14,244 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 01:08:14,246 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 01:08:14,288 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 01:08:14,289 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 01:08:14,290 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 01:08:14,290 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 01:08:14,291 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 01:08:14,292 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 01:08:14,292 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 01:08:14,292 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 01:08:14,292 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 01:08:14,293 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 01:08:14,293 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 01:08:14,293 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 01:08:14,294 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 01:08:14,294 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 01:08:14,294 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 01:08:14,294 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 01:08:14,295 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 01:08:14,295 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 01:08:14,295 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 01:08:14,295 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 01:08:14,295 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 01:08:14,295 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:08:14,296 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:08:14,296 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:08:14,296 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:08:14,296 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 01:08:14,296 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:08:14,296 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:08:14,296 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:08:14,296 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:08:14,297 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 01:08:14,297 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 01:08:14,297 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 01:08:14,297 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 01:08:14,297 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 01:08:14,297 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 01:08:14,297 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 01:08:14,297 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 01:08:14,297 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 01:08:14,297 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 01:08:14,297 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_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7425e6091080c9230a8c9b07b56e76fd103cd42ef73a7c5f496aa6659d39d02b [2024-11-24 01:08:14,689 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 01:08:14,699 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 01:08:14,701 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 01:08:14,703 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 01:08:14,703 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 01:08:14,705 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2024-11-24 01:08:17,845 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/data/2017bf604/be327a3c80b84026aeb7571286c03a22/FLAGf4703d222 [2024-11-24 01:08:18,742 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 01:08:18,743 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2024-11-24 01:08:18,807 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/data/2017bf604/be327a3c80b84026aeb7571286c03a22/FLAGf4703d222 [2024-11-24 01:08:18,833 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/data/2017bf604/be327a3c80b84026aeb7571286c03a22 [2024-11-24 01:08:18,836 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 01:08:18,838 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 01:08:18,841 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 01:08:18,842 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 01:08:18,848 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 01:08:18,849 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:08:18" (1/1) ... [2024-11-24 01:08:18,850 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13463659 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:18, skipping insertion in model container [2024-11-24 01:08:18,851 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:08:18" (1/1) ... [2024-11-24 01:08:19,093 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 01:08:23,252 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_f91459b1-b272-474b-a2db-a60d4199aed0/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410165,410178] [2024-11-24 01:08:23,256 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_f91459b1-b272-474b-a2db-a60d4199aed0/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410334,410347] [2024-11-24 01:08:23,257 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_f91459b1-b272-474b-a2db-a60d4199aed0/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410501,410514] [2024-11-24 01:08:23,261 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_f91459b1-b272-474b-a2db-a60d4199aed0/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410669,410682] [2024-11-24 01:08:23,294 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:08:23,356 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 01:08:23,515 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"); [5295] [2024-11-24 01:08:23,518 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)); [5302] [2024-11-24 01:08:23,518 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5309] [2024-11-24 01:08:23,524 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)); [5350-5351] [2024-11-24 01:08:23,528 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"); [5356-5358] [2024-11-24 01:08:23,533 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5519] [2024-11-24 01:08:23,535 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5526] [2024-11-24 01:08:23,535 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5534] [2024-11-24 01:08:23,536 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5541] [2024-11-24 01:08:23,537 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5549] [2024-11-24 01:08:23,547 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)); [5669-5670] [2024-11-24 01:08:23,550 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)); [5703-5704] [2024-11-24 01:08:23,552 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" (103), "i" (12UL)); [5740-5741] [2024-11-24 01:08:23,554 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" (115), "i" (12UL)); [5777-5778] [2024-11-24 01:08:23,564 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)); [6036-6037] [2024-11-24 01:08:23,564 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6043] [2024-11-24 01:08:23,572 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [6318] [2024-11-24 01:08:23,572 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6321] [2024-11-24 01:08:23,572 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6324] [2024-11-24 01:08:23,572 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6327] [2024-11-24 01:08:23,573 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [6358] [2024-11-24 01:08:23,573 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6361] [2024-11-24 01:08:23,573 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6364] [2024-11-24 01:08:23,573 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6367] [2024-11-24 01:08:23,574 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [6398] [2024-11-24 01:08:23,574 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6401] [2024-11-24 01:08:23,574 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6404] [2024-11-24 01:08:23,574 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6407] [2024-11-24 01:08:23,575 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [6438] [2024-11-24 01:08:23,575 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6441] [2024-11-24 01:08:23,575 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6444] [2024-11-24 01:08:23,576 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6447] [2024-11-24 01:08:23,610 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7215] [2024-11-24 01:08:23,630 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7729] [2024-11-24 01:08:23,632 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7752] [2024-11-24 01:08:23,633 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7759] [2024-11-24 01:08:23,635 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7786] [2024-11-24 01:08:23,659 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8205] [2024-11-24 01:08:23,752 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9825] [2024-11-24 01:08:23,756 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9890] [2024-11-24 01:08:23,758 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9900] [2024-11-24 01:08:23,759 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9912] [2024-11-24 01:08:23,760 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9934] [2024-11-24 01:08:23,775 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [10124] [2024-11-24 01:08:23,960 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_f91459b1-b272-474b-a2db-a60d4199aed0/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410165,410178] [2024-11-24 01:08:23,961 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_f91459b1-b272-474b-a2db-a60d4199aed0/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410334,410347] [2024-11-24 01:08:23,961 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_f91459b1-b272-474b-a2db-a60d4199aed0/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410501,410514] [2024-11-24 01:08:23,962 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_f91459b1-b272-474b-a2db-a60d4199aed0/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410669,410682] [2024-11-24 01:08:23,976 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:08:24,292 INFO L204 MainTranslator]: Completed translation [2024-11-24 01:08:24,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:24 WrapperNode [2024-11-24 01:08:24,292 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 01:08:24,294 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 01:08:24,294 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 01:08:24,294 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 01:08:24,301 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:24" (1/1) ... [2024-11-24 01:08:24,430 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:24" (1/1) ... [2024-11-24 01:08:24,734 INFO L138 Inliner]: procedures = 541, calls = 2923, calls flagged for inlining = 283, calls inlined = 249, statements flattened = 8613 [2024-11-24 01:08:24,734 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 01:08:24,735 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 01:08:24,735 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 01:08:24,735 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 01:08:24,747 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:24" (1/1) ... [2024-11-24 01:08:24,747 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:24" (1/1) ... [2024-11-24 01:08:24,800 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:24" (1/1) ... [2024-11-24 01:08:26,645 INFO L175 MemorySlicer]: Split 1343 memory accesses to 31 slices as follows [8, 30, 56, 8, 1, 1, 1, 3, 1, 3, 15, 1, 2, 2, 3, 5, 5, 8, 1, 2, 6, 18, 3, 10, 3, 9, 2, 9, 2, 1123, 2]. 84 percent of accesses are in the largest equivalence class. The 152 initializations are split as follows [0, 30, 0, 8, 0, 1, 1, 3, 1, 3, 15, 0, 0, 2, 3, 5, 5, 8, 1, 2, 5, 0, 0, 8, 0, 8, 0, 8, 0, 35, 0]. The 468 writes are split as follows [4, 0, 53, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 17, 1, 0, 0, 0, 1, 0, 0, 389, 1]. [2024-11-24 01:08:26,645 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:24" (1/1) ... [2024-11-24 01:08:26,646 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:24" (1/1) ... [2024-11-24 01:08:26,869 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:24" (1/1) ... [2024-11-24 01:08:26,886 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:24" (1/1) ... [2024-11-24 01:08:26,927 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:24" (1/1) ... [2024-11-24 01:08:26,988 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:24" (1/1) ... [2024-11-24 01:08:27,022 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:24" (1/1) ... [2024-11-24 01:08:27,112 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 01:08:27,113 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 01:08:27,114 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 01:08:27,114 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 01:08:27,115 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:24" (1/1) ... [2024-11-24 01:08:27,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:08:27,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:08:27,152 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 01:08:27,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 01:08:27,187 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2024-11-24 01:08:27,188 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2024-11-24 01:08:27,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-24 01:08:27,188 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-24 01:08:27,188 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2024-11-24 01:08:27,188 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2024-11-24 01:08:27,188 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-24 01:08:27,189 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-24 01:08:27,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-24 01:08:27,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-24 01:08:27,190 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-24 01:08:27,190 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-24 01:08:27,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-24 01:08:27,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-24 01:08:27,190 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-24 01:08:27,190 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-24 01:08:27,190 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-24 01:08:27,190 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-24 01:08:27,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_63 [2024-11-24 01:08:27,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_63 [2024-11-24 01:08:27,191 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_interrupt [2024-11-24 01:08:27,191 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_interrupt [2024-11-24 01:08:27,191 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-11-24 01:08:27,191 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-11-24 01:08:27,191 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-11-24 01:08:27,191 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-11-24 01:08:27,191 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-24 01:08:27,191 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-24 01:08:27,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-24 01:08:27,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-24 01:08:27,191 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-24 01:08:27,191 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-24 01:08:27,191 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-24 01:08:27,191 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-24 01:08:27,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-24 01:08:27,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-24 01:08:27,192 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-24 01:08:27,192 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-24 01:08:27,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-24 01:08:27,192 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_write_bcr [2024-11-24 01:08:27,192 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_write_bcr [2024-11-24 01:08:27,192 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-24 01:08:27,192 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-24 01:08:27,192 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-11-24 01:08:27,192 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-11-24 01:08:27,192 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-24 01:08:27,192 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-24 01:08:27,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-24 01:08:27,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-24 01:08:27,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-24 01:08:27,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-24 01:08:27,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-24 01:08:27,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-24 01:08:27,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-24 01:08:27,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-24 01:08:27,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-24 01:08:27,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-24 01:08:27,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-24 01:08:27,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-24 01:08:27,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-24 01:08:27,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-24 01:08:27,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-24 01:08:27,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-24 01:08:27,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-24 01:08:27,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-24 01:08:27,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-24 01:08:27,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-24 01:08:27,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-24 01:08:27,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-11-24 01:08:27,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-11-24 01:08:27,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2024-11-24 01:08:27,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2024-11-24 01:08:27,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2024-11-24 01:08:27,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2024-11-24 01:08:27,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#27 [2024-11-24 01:08:27,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#28 [2024-11-24 01:08:27,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#29 [2024-11-24 01:08:27,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#30 [2024-11-24 01:08:27,198 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-24 01:08:27,198 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-24 01:08:27,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2024-11-24 01:08:27,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2024-11-24 01:08:27,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-24 01:08:27,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-24 01:08:27,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-24 01:08:27,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-24 01:08:27,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-24 01:08:27,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-24 01:08:27,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-24 01:08:27,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-24 01:08:27,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-24 01:08:27,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-24 01:08:27,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-24 01:08:27,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-24 01:08:27,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-24 01:08:27,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-24 01:08:27,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-24 01:08:27,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-24 01:08:27,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-24 01:08:27,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-24 01:08:27,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-24 01:08:27,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-24 01:08:27,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-24 01:08:27,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-24 01:08:27,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-24 01:08:27,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-11-24 01:08:27,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-11-24 01:08:27,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-11-24 01:08:27,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-11-24 01:08:27,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2024-11-24 01:08:27,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2024-11-24 01:08:27,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2024-11-24 01:08:27,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#30 [2024-11-24 01:08:27,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-24 01:08:27,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-24 01:08:27,199 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_purge_tx_ring [2024-11-24 01:08:27,199 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_purge_tx_ring [2024-11-24 01:08:27,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-24 01:08:27,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-24 01:08:27,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-24 01:08:27,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-24 01:08:27,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-24 01:08:27,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-24 01:08:27,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-24 01:08:27,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-24 01:08:27,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-24 01:08:27,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-24 01:08:27,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-24 01:08:27,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-24 01:08:27,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-24 01:08:27,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-24 01:08:27,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-24 01:08:27,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-24 01:08:27,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-24 01:08:27,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-24 01:08:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-24 01:08:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-24 01:08:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-24 01:08:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-24 01:08:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-24 01:08:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-24 01:08:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-24 01:08:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-11-24 01:08:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-11-24 01:08:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-11-24 01:08:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2024-11-24 01:08:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2024-11-24 01:08:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2024-11-24 01:08:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-24 01:08:27,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-24 01:08:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-24 01:08:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-24 01:08:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-24 01:08:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-24 01:08:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-24 01:08:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-24 01:08:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-24 01:08:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-24 01:08:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-24 01:08:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-24 01:08:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-24 01:08:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-24 01:08:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-24 01:08:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-24 01:08:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-24 01:08:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-24 01:08:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-24 01:08:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-24 01:08:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-24 01:08:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-11-24 01:08:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-11-24 01:08:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2024-11-24 01:08:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2024-11-24 01:08:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2024-11-24 01:08:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#24 [2024-11-24 01:08:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#25 [2024-11-24 01:08:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#26 [2024-11-24 01:08:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#27 [2024-11-24 01:08:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#28 [2024-11-24 01:08:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#29 [2024-11-24 01:08:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#30 [2024-11-24 01:08:27,206 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-24 01:08:27,206 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-24 01:08:27,206 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-24 01:08:27,206 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-24 01:08:27,206 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-24 01:08:27,206 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-24 01:08:27,207 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-24 01:08:27,207 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-24 01:08:27,207 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-24 01:08:27,207 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-24 01:08:27,207 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-24 01:08:27,207 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-24 01:08:27,207 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-24 01:08:27,207 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-24 01:08:27,207 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-24 01:08:27,208 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-24 01:08:27,208 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-24 01:08:27,208 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-24 01:08:27,208 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-24 01:08:27,208 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-11-24 01:08:27,208 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-11-24 01:08:27,208 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2024-11-24 01:08:27,208 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2024-11-24 01:08:27,208 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2024-11-24 01:08:27,208 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#24 [2024-11-24 01:08:27,209 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#25 [2024-11-24 01:08:27,209 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#26 [2024-11-24 01:08:27,209 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#27 [2024-11-24 01:08:27,209 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#28 [2024-11-24 01:08:27,209 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#29 [2024-11-24 01:08:27,209 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#30 [2024-11-24 01:08:27,209 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_write_bcr [2024-11-24 01:08:27,209 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_write_bcr [2024-11-24 01:08:27,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-24 01:08:27,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-24 01:08:27,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-24 01:08:27,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-24 01:08:27,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-24 01:08:27,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-24 01:08:27,210 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-24 01:08:27,210 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-24 01:08:27,210 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-24 01:08:27,210 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-24 01:08:27,210 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_netif_start [2024-11-24 01:08:27,210 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_netif_start [2024-11-24 01:08:27,210 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2024-11-24 01:08:27,210 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2024-11-24 01:08:27,210 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~~u16~0 [2024-11-24 01:08:27,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~~u16~0 [2024-11-24 01:08:27,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-24 01:08:27,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-24 01:08:27,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-24 01:08:27,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2024-11-24 01:08:27,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2024-11-24 01:08:27,211 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_open [2024-11-24 01:08:27,211 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_open [2024-11-24 01:08:27,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 01:08:27,211 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2024-11-24 01:08:27,211 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2024-11-24 01:08:27,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-24 01:08:27,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-24 01:08:27,212 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-24 01:08:27,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-24 01:08:27,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-24 01:08:27,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-24 01:08:27,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-24 01:08:27,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-24 01:08:27,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-24 01:08:27,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-24 01:08:27,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-24 01:08:27,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-24 01:08:27,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-24 01:08:27,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-24 01:08:27,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-24 01:08:27,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-24 01:08:27,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-24 01:08:27,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-24 01:08:27,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-24 01:08:27,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-24 01:08:27,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-24 01:08:27,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-24 01:08:27,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-24 01:08:27,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-24 01:08:27,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-24 01:08:27,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-24 01:08:27,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-24 01:08:27,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-11-24 01:08:27,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-11-24 01:08:27,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-11-24 01:08:27,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-11-24 01:08:27,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2024-11-24 01:08:27,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2024-11-24 01:08:27,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2024-11-24 01:08:27,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#30 [2024-11-24 01:08:27,214 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-24 01:08:27,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-24 01:08:27,215 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-24 01:08:27,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-24 01:08:27,215 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_reset [2024-11-24 01:08:27,215 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_reset [2024-11-24 01:08:27,215 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2024-11-24 01:08:27,215 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2024-11-24 01:08:27,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_pcnet32_private [2024-11-24 01:08:27,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_pcnet32_private [2024-11-24 01:08:27,215 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-11-24 01:08:27,215 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-11-24 01:08:27,215 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_restart [2024-11-24 01:08:27,215 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_restart [2024-11-24 01:08:27,215 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-24 01:08:27,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-24 01:08:27,215 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2024-11-24 01:08:27,215 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2024-11-24 01:08:27,215 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-24 01:08:27,215 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-24 01:08:27,215 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-24 01:08:27,216 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-24 01:08:27,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-24 01:08:27,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-24 01:08:27,216 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_read_csr [2024-11-24 01:08:27,216 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_read_csr [2024-11-24 01:08:27,216 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2024-11-24 01:08:27,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2024-11-24 01:08:27,216 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-24 01:08:27,216 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-24 01:08:27,216 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_reset [2024-11-24 01:08:27,216 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_reset [2024-11-24 01:08:27,216 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2024-11-24 01:08:27,216 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2024-11-24 01:08:27,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 01:08:27,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 01:08:27,216 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-24 01:08:27,216 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-24 01:08:27,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-24 01:08:27,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-24 01:08:27,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-24 01:08:27,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-24 01:08:27,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-24 01:08:27,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-24 01:08:27,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-24 01:08:27,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-24 01:08:27,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-24 01:08:27,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-24 01:08:27,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-24 01:08:27,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-24 01:08:27,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-24 01:08:27,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-24 01:08:27,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-24 01:08:27,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-24 01:08:27,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-24 01:08:27,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-24 01:08:27,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-24 01:08:27,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-24 01:08:27,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-24 01:08:27,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-11-24 01:08:27,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-11-24 01:08:27,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2024-11-24 01:08:27,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2024-11-24 01:08:27,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2024-11-24 01:08:27,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2024-11-24 01:08:27,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#27 [2024-11-24 01:08:27,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#28 [2024-11-24 01:08:27,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#29 [2024-11-24 01:08:27,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#30 [2024-11-24 01:08:27,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-24 01:08:27,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-24 01:08:27,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-24 01:08:27,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-24 01:08:27,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-24 01:08:27,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-24 01:08:27,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-24 01:08:27,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-24 01:08:27,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-24 01:08:27,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-24 01:08:27,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-24 01:08:27,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-24 01:08:27,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-24 01:08:27,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-24 01:08:27,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-24 01:08:27,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-24 01:08:27,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-24 01:08:27,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-24 01:08:27,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-24 01:08:27,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-24 01:08:27,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-24 01:08:27,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-24 01:08:27,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-24 01:08:27,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-11-24 01:08:27,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-11-24 01:08:27,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-11-24 01:08:27,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2024-11-24 01:08:27,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2024-11-24 01:08:27,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2024-11-24 01:08:27,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#29 [2024-11-24 01:08:27,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#30 [2024-11-24 01:08:27,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-24 01:08:27,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-24 01:08:27,221 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_pm_resume [2024-11-24 01:08:27,221 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_pm_resume [2024-11-24 01:08:27,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-24 01:08:27,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-24 01:08:27,221 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_check_media [2024-11-24 01:08:27,222 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_check_media [2024-11-24 01:08:27,222 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_get_regs_len [2024-11-24 01:08:27,222 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_get_regs_len [2024-11-24 01:08:27,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-24 01:08:27,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-24 01:08:27,222 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_poll_controller [2024-11-24 01:08:27,222 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_poll_controller [2024-11-24 01:08:27,222 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_free_ring [2024-11-24 01:08:27,222 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_free_ring [2024-11-24 01:08:27,222 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-24 01:08:27,222 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-24 01:08:27,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-24 01:08:27,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-24 01:08:27,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-24 01:08:27,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-24 01:08:27,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-24 01:08:27,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-24 01:08:27,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-24 01:08:27,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-24 01:08:27,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-24 01:08:27,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-24 01:08:27,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-24 01:08:27,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-24 01:08:27,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-24 01:08:27,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-24 01:08:27,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-24 01:08:27,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-24 01:08:27,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-11-24 01:08:27,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-11-24 01:08:27,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-11-24 01:08:27,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-11-24 01:08:27,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-11-24 01:08:27,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-11-24 01:08:27,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2024-11-24 01:08:27,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2024-11-24 01:08:27,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2024-11-24 01:08:27,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2024-11-24 01:08:27,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2024-11-24 01:08:27,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#27 [2024-11-24 01:08:27,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#28 [2024-11-24 01:08:27,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#29 [2024-11-24 01:08:27,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#30 [2024-11-24 01:08:27,224 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-24 01:08:27,224 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-24 01:08:27,224 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-24 01:08:27,224 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-24 01:08:27,224 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-24 01:08:27,224 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-24 01:08:27,224 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-24 01:08:27,224 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-24 01:08:27,224 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-24 01:08:27,224 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-24 01:08:27,224 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-24 01:08:27,224 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-24 01:08:27,224 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-24 01:08:27,224 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-24 01:08:27,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-24 01:08:27,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-24 01:08:27,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-11-24 01:08:27,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-11-24 01:08:27,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-11-24 01:08:27,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-11-24 01:08:27,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-11-24 01:08:27,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-11-24 01:08:27,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2024-11-24 01:08:27,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2024-11-24 01:08:27,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2024-11-24 01:08:27,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2024-11-24 01:08:27,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2024-11-24 01:08:27,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#27 [2024-11-24 01:08:27,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#28 [2024-11-24 01:08:27,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#29 [2024-11-24 01:08:27,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#30 [2024-11-24 01:08:27,225 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2024-11-24 01:08:27,225 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2024-11-24 01:08:27,225 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-24 01:08:27,225 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-24 01:08:27,225 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-11-24 01:08:27,225 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-11-24 01:08:27,225 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2024-11-24 01:08:27,225 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2024-11-24 01:08:27,225 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_purge_rx_ring [2024-11-24 01:08:27,225 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_purge_rx_ring [2024-11-24 01:08:27,225 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_write_csr [2024-11-24 01:08:27,225 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_write_csr [2024-11-24 01:08:27,225 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_tx_timeout [2024-11-24 01:08:27,225 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_tx_timeout [2024-11-24 01:08:27,226 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-24 01:08:27,226 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-24 01:08:27,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-24 01:08:27,226 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_netif_stop [2024-11-24 01:08:27,226 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_netif_stop [2024-11-24 01:08:27,226 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-24 01:08:27,226 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-24 01:08:27,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-24 01:08:27,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-24 01:08:27,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-24 01:08:27,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-24 01:08:27,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-24 01:08:27,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-24 01:08:27,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-24 01:08:27,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-24 01:08:27,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-24 01:08:27,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-24 01:08:27,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-24 01:08:27,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-24 01:08:27,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-24 01:08:27,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-24 01:08:27,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-24 01:08:27,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-24 01:08:27,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-24 01:08:27,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-24 01:08:27,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-24 01:08:27,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-24 01:08:27,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-24 01:08:27,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-24 01:08:27,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-24 01:08:27,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-11-24 01:08:27,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-11-24 01:08:27,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-11-24 01:08:27,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-11-24 01:08:27,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2024-11-24 01:08:27,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2024-11-24 01:08:27,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2024-11-24 01:08:27,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#30 [2024-11-24 01:08:27,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_pcnet32_private [2024-11-24 01:08:27,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_pcnet32_private [2024-11-24 01:08:27,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-24 01:08:27,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-24 01:08:27,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-24 01:08:27,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-24 01:08:27,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-24 01:08:27,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-24 01:08:27,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-24 01:08:27,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-24 01:08:27,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-24 01:08:27,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-24 01:08:27,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-24 01:08:27,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-24 01:08:27,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-24 01:08:27,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-24 01:08:27,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-24 01:08:27,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-24 01:08:27,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-24 01:08:27,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-24 01:08:27,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-24 01:08:27,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-24 01:08:27,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-24 01:08:27,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-11-24 01:08:27,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-11-24 01:08:27,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-11-24 01:08:27,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-11-24 01:08:27,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2024-11-24 01:08:27,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2024-11-24 01:08:27,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#27 [2024-11-24 01:08:27,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#28 [2024-11-24 01:08:27,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#29 [2024-11-24 01:08:27,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#30 [2024-11-24 01:08:27,231 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_read_csr [2024-11-24 01:08:27,231 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_read_csr [2024-11-24 01:08:27,231 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-24 01:08:27,231 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-24 01:08:27,231 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_set_multicast_list [2024-11-24 01:08:27,231 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_set_multicast_list [2024-11-24 01:08:27,231 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2024-11-24 01:08:27,231 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2024-11-24 01:08:27,231 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-24 01:08:27,231 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-24 01:08:27,231 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2024-11-24 01:08:27,231 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2024-11-24 01:08:27,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-24 01:08:27,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-24 01:08:27,231 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_probe1 [2024-11-24 01:08:27,231 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_probe1 [2024-11-24 01:08:27,231 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2024-11-24 01:08:27,231 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2024-11-24 01:08:27,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-24 01:08:27,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-24 01:08:27,231 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_remove_one [2024-11-24 01:08:27,231 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_remove_one [2024-11-24 01:08:27,231 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2024-11-24 01:08:27,231 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2024-11-24 01:08:27,231 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~~u16~0~TO~VOID [2024-11-24 01:08:27,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~~u16~0~TO~VOID [2024-11-24 01:08:27,232 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_read_bcr [2024-11-24 01:08:27,232 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_read_bcr [2024-11-24 01:08:27,232 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2024-11-24 01:08:27,232 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2024-11-24 01:08:27,232 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-24 01:08:27,232 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-24 01:08:27,232 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-24 01:08:27,232 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-24 01:08:27,232 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_read_bcr [2024-11-24 01:08:27,232 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_read_bcr [2024-11-24 01:08:27,232 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-24 01:08:27,232 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-24 01:08:27,232 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_init_ring [2024-11-24 01:08:27,233 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_init_ring [2024-11-24 01:08:27,233 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_close [2024-11-24 01:08:27,233 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_close [2024-11-24 01:08:27,233 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-11-24 01:08:27,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-11-24 01:08:27,233 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-24 01:08:27,233 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-24 01:08:27,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-24 01:08:27,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-24 01:08:27,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-24 01:08:27,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-24 01:08:27,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-24 01:08:27,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-24 01:08:27,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-24 01:08:27,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-24 01:08:27,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-24 01:08:27,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-24 01:08:27,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-24 01:08:27,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-24 01:08:27,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-24 01:08:27,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-24 01:08:27,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-24 01:08:27,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-24 01:08:27,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-24 01:08:27,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-24 01:08:27,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-24 01:08:27,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-24 01:08:27,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-24 01:08:27,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-24 01:08:27,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-24 01:08:27,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-24 01:08:27,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-24 01:08:27,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-11-24 01:08:27,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-11-24 01:08:27,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-11-24 01:08:27,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2024-11-24 01:08:27,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2024-11-24 01:08:27,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2024-11-24 01:08:27,236 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_suspend [2024-11-24 01:08:27,236 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_suspend [2024-11-24 01:08:27,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-24 01:08:27,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-24 01:08:27,236 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-24 01:08:27,236 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-24 01:08:27,236 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2024-11-24 01:08:27,236 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2024-11-24 01:08:27,236 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_write_csr [2024-11-24 01:08:27,236 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_write_csr [2024-11-24 01:08:27,236 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_load_multicast [2024-11-24 01:08:27,236 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_load_multicast [2024-11-24 01:08:27,236 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2024-11-24 01:08:27,236 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2024-11-24 01:08:27,236 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_nway_reset [2024-11-24 01:08:27,236 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_nway_reset [2024-11-24 01:08:27,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-24 01:08:27,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-24 01:08:27,236 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-11-24 01:08:27,236 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-11-24 01:08:27,236 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-24 01:08:27,237 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-24 01:08:27,237 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-11-24 01:08:27,237 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-11-24 01:08:27,237 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2024-11-24 01:08:27,237 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2024-11-24 01:08:27,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 01:08:27,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-24 01:08:27,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-24 01:08:27,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-24 01:08:27,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-24 01:08:27,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-24 01:08:27,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-24 01:08:27,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-24 01:08:27,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-24 01:08:27,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-24 01:08:27,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-24 01:08:27,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-24 01:08:27,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-24 01:08:27,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-24 01:08:27,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-24 01:08:27,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-24 01:08:27,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-24 01:08:27,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-24 01:08:27,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-24 01:08:27,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-24 01:08:27,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-24 01:08:27,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-24 01:08:27,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-24 01:08:27,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-24 01:08:27,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-24 01:08:27,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-11-24 01:08:27,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-11-24 01:08:27,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-11-24 01:08:27,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2024-11-24 01:08:27,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2024-11-24 01:08:27,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2024-11-24 01:08:27,239 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2024-11-24 01:08:27,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2024-11-24 01:08:27,239 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2024-11-24 01:08:27,239 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2024-11-24 01:08:27,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-24 01:08:27,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-24 01:08:27,239 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2024-11-24 01:08:27,239 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2024-11-24 01:08:28,862 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 01:08:28,868 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 01:08:45,737 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-24 01:09:09,322 INFO L? ?]: Removed 3917 outVars from TransFormulas that were not future-live. [2024-11-24 01:09:09,322 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 01:09:09,388 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 01:09:09,388 INFO L312 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-24 01:09:09,389 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:09:09 BoogieIcfgContainer [2024-11-24 01:09:09,389 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 01:09:09,391 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 01:09:09,391 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 01:09:09,397 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 01:09:09,397 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 01:08:18" (1/3) ... [2024-11-24 01:09:09,398 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20f55c5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:09:09, skipping insertion in model container [2024-11-24 01:09:09,398 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:24" (2/3) ... [2024-11-24 01:09:09,398 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20f55c5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:09:09, skipping insertion in model container [2024-11-24 01:09:09,399 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:09:09" (3/3) ... [2024-11-24 01:09:09,400 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2024-11-24 01:09:09,419 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 01:09:09,423 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i that has 184 procedures, 3286 locations, 1 initial locations, 94 loop locations, and 3 error locations. [2024-11-24 01:09:09,616 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 01:09:09,636 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;@1cc60150, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 01:09:09,636 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-24 01:09:09,658 INFO L276 IsEmpty]: Start isEmpty. Operand has 3015 states, 2167 states have (on average 1.3350253807106598) internal successors, (2893), 2235 states have internal predecessors, (2893), 724 states have call successors, (724), 123 states have call predecessors, (724), 122 states have return successors, (716), 698 states have call predecessors, (716), 716 states have call successors, (716) [2024-11-24 01:09:09,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-24 01:09:09,674 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:09,675 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:09,676 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:09:09,684 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:09,684 INFO L85 PathProgramCache]: Analyzing trace with hash -1042821255, now seen corresponding path program 1 times [2024-11-24 01:09:09,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:09,695 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743083465] [2024-11-24 01:09:09,695 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:09,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:17,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:19,177 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-24 01:09:19,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:19,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743083465] [2024-11-24 01:09:19,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743083465] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:19,182 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:19,182 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:09:19,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617626726] [2024-11-24 01:09:19,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:19,192 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:09:19,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:19,223 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:09:19,224 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:09:19,235 INFO L87 Difference]: Start difference. First operand has 3015 states, 2167 states have (on average 1.3350253807106598) internal successors, (2893), 2235 states have internal predecessors, (2893), 724 states have call successors, (724), 123 states have call predecessors, (724), 122 states have return successors, (716), 698 states have call predecessors, (716), 716 states have call successors, (716) Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-24 01:09:20,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:20,235 INFO L93 Difference]: Finished difference Result 6004 states and 8755 transitions. [2024-11-24 01:09:20,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:09:20,238 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 63 [2024-11-24 01:09:20,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:20,288 INFO L225 Difference]: With dead ends: 6004 [2024-11-24 01:09:20,289 INFO L226 Difference]: Without dead ends: 3010 [2024-11-24 01:09:20,328 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:09:20,331 INFO L435 NwaCegarLoop]: 4235 mSDtfsCounter, 4198 mSDsluCounter, 8502 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4199 SdHoareTripleChecker+Valid, 12737 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:20,332 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4199 Valid, 12737 Invalid, 36 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:09:20,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3010 states. [2024-11-24 01:09:20,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3010 to 3008. [2024-11-24 01:09:20,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3008 states, 2161 states have (on average 1.3105043961129106) internal successors, (2832), 2220 states have internal predecessors, (2832), 715 states have call successors, (715), 130 states have call predecessors, (715), 129 states have return successors, (712), 694 states have call predecessors, (712), 712 states have call successors, (712) [2024-11-24 01:09:20,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3008 states to 3008 states and 4259 transitions. [2024-11-24 01:09:20,737 INFO L78 Accepts]: Start accepts. Automaton has 3008 states and 4259 transitions. Word has length 63 [2024-11-24 01:09:20,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:20,738 INFO L471 AbstractCegarLoop]: Abstraction has 3008 states and 4259 transitions. [2024-11-24 01:09:20,741 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-24 01:09:20,741 INFO L276 IsEmpty]: Start isEmpty. Operand 3008 states and 4259 transitions. [2024-11-24 01:09:20,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-24 01:09:20,744 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:20,745 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:20,745 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-24 01:09:20,745 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:09:20,746 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:20,746 INFO L85 PathProgramCache]: Analyzing trace with hash -1589258640, now seen corresponding path program 1 times [2024-11-24 01:09:20,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:20,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608634080] [2024-11-24 01:09:20,746 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:20,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:27,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:28,728 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-24 01:09:28,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:28,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608634080] [2024-11-24 01:09:28,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608634080] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:28,729 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:28,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:09:28,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239355818] [2024-11-24 01:09:28,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:28,730 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:09:28,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:28,733 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:09:28,733 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:09:28,733 INFO L87 Difference]: Start difference. First operand 3008 states and 4259 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-24 01:09:29,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:29,408 INFO L93 Difference]: Finished difference Result 3014 states and 4264 transitions. [2024-11-24 01:09:29,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:09:29,408 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 68 [2024-11-24 01:09:29,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:29,440 INFO L225 Difference]: With dead ends: 3014 [2024-11-24 01:09:29,440 INFO L226 Difference]: Without dead ends: 3012 [2024-11-24 01:09:29,442 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:09:29,443 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4187 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4188 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:29,444 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4188 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:09:29,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3012 states. [2024-11-24 01:09:29,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3012 to 3012. [2024-11-24 01:09:29,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3012 states, 2164 states have (on average 1.3100739371534196) internal successors, (2835), 2223 states have internal predecessors, (2835), 715 states have call successors, (715), 131 states have call predecessors, (715), 130 states have return successors, (712), 694 states have call predecessors, (712), 712 states have call successors, (712) [2024-11-24 01:09:29,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3012 states to 3012 states and 4262 transitions. [2024-11-24 01:09:29,856 INFO L78 Accepts]: Start accepts. Automaton has 3012 states and 4262 transitions. Word has length 68 [2024-11-24 01:09:29,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:29,857 INFO L471 AbstractCegarLoop]: Abstraction has 3012 states and 4262 transitions. [2024-11-24 01:09:29,857 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-24 01:09:29,857 INFO L276 IsEmpty]: Start isEmpty. Operand 3012 states and 4262 transitions. [2024-11-24 01:09:29,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-24 01:09:29,860 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:29,860 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:29,864 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 01:09:29,864 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:09:29,865 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:29,865 INFO L85 PathProgramCache]: Analyzing trace with hash 423995801, now seen corresponding path program 1 times [2024-11-24 01:09:29,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:29,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962708768] [2024-11-24 01:09:29,865 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:29,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:36,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:37,087 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-24 01:09:37,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:37,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962708768] [2024-11-24 01:09:37,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [962708768] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:37,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:37,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:09:37,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409731527] [2024-11-24 01:09:37,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:37,088 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:09:37,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:37,089 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:09:37,089 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:09:37,089 INFO L87 Difference]: Start difference. First operand 3012 states and 4262 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-24 01:09:37,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:37,638 INFO L93 Difference]: Finished difference Result 3018 states and 4267 transitions. [2024-11-24 01:09:37,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:09:37,639 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 73 [2024-11-24 01:09:37,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:37,660 INFO L225 Difference]: With dead ends: 3018 [2024-11-24 01:09:37,661 INFO L226 Difference]: Without dead ends: 3016 [2024-11-24 01:09:37,663 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:09:37,664 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4186 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4187 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:37,666 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4187 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:09:37,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3016 states. [2024-11-24 01:09:37,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3016 to 3016. [2024-11-24 01:09:37,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3016 states, 2167 states have (on average 1.3096446700507614) internal successors, (2838), 2226 states have internal predecessors, (2838), 715 states have call successors, (715), 132 states have call predecessors, (715), 131 states have return successors, (712), 694 states have call predecessors, (712), 712 states have call successors, (712) [2024-11-24 01:09:37,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3016 states to 3016 states and 4265 transitions. [2024-11-24 01:09:37,920 INFO L78 Accepts]: Start accepts. Automaton has 3016 states and 4265 transitions. Word has length 73 [2024-11-24 01:09:37,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:37,922 INFO L471 AbstractCegarLoop]: Abstraction has 3016 states and 4265 transitions. [2024-11-24 01:09:37,923 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-24 01:09:37,923 INFO L276 IsEmpty]: Start isEmpty. Operand 3016 states and 4265 transitions. [2024-11-24 01:09:37,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-24 01:09:37,930 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:37,930 INFO L218 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:37,931 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-24 01:09:37,931 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:09:37,931 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:37,932 INFO L85 PathProgramCache]: Analyzing trace with hash 491093968, now seen corresponding path program 1 times [2024-11-24 01:09:37,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:37,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755413735] [2024-11-24 01:09:37,933 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:37,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:43,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:44,851 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-24 01:09:44,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:44,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755413735] [2024-11-24 01:09:44,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [755413735] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:44,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:44,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:09:44,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424211685] [2024-11-24 01:09:44,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:44,854 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:09:44,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:44,855 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:09:44,855 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:09:44,856 INFO L87 Difference]: Start difference. First operand 3016 states and 4265 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-24 01:09:45,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:45,439 INFO L93 Difference]: Finished difference Result 3022 states and 4270 transitions. [2024-11-24 01:09:45,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:09:45,440 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 78 [2024-11-24 01:09:45,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:45,466 INFO L225 Difference]: With dead ends: 3022 [2024-11-24 01:09:45,466 INFO L226 Difference]: Without dead ends: 3020 [2024-11-24 01:09:45,469 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:09:45,471 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4185 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4186 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:45,473 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4186 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:09:45,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3020 states. [2024-11-24 01:09:45,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3020 to 3020. [2024-11-24 01:09:45,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3020 states, 2170 states have (on average 1.3092165898617512) internal successors, (2841), 2229 states have internal predecessors, (2841), 715 states have call successors, (715), 133 states have call predecessors, (715), 132 states have return successors, (712), 694 states have call predecessors, (712), 712 states have call successors, (712) [2024-11-24 01:09:45,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3020 states to 3020 states and 4268 transitions. [2024-11-24 01:09:45,720 INFO L78 Accepts]: Start accepts. Automaton has 3020 states and 4268 transitions. Word has length 78 [2024-11-24 01:09:45,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:45,721 INFO L471 AbstractCegarLoop]: Abstraction has 3020 states and 4268 transitions. [2024-11-24 01:09:45,721 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-24 01:09:45,721 INFO L276 IsEmpty]: Start isEmpty. Operand 3020 states and 4268 transitions. [2024-11-24 01:09:45,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-24 01:09:45,724 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:45,724 INFO L218 NwaCegarLoop]: trace histogram [5, 4, 4, 3, 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] [2024-11-24 01:09:45,725 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-24 01:09:45,725 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:09:45,725 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:45,725 INFO L85 PathProgramCache]: Analyzing trace with hash 809496051, now seen corresponding path program 1 times [2024-11-24 01:09:45,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:45,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838891033] [2024-11-24 01:09:45,726 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:45,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:50,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:51,933 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-24 01:09:51,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:51,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838891033] [2024-11-24 01:09:51,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [838891033] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:51,934 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:51,934 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:09:51,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491576643] [2024-11-24 01:09:51,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:51,935 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:09:51,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:51,935 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:09:51,935 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:09:51,935 INFO L87 Difference]: Start difference. First operand 3020 states and 4268 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-24 01:09:52,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:52,481 INFO L93 Difference]: Finished difference Result 3026 states and 4273 transitions. [2024-11-24 01:09:52,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:09:52,482 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 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 94 [2024-11-24 01:09:52,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:52,507 INFO L225 Difference]: With dead ends: 3026 [2024-11-24 01:09:52,507 INFO L226 Difference]: Without dead ends: 3024 [2024-11-24 01:09:52,510 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:09:52,511 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4176 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4177 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:52,512 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4177 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:09:52,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3024 states. [2024-11-24 01:09:52,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3024 to 3024. [2024-11-24 01:09:52,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3024 states, 2173 states have (on average 1.3087896916705015) internal successors, (2844), 2232 states have internal predecessors, (2844), 715 states have call successors, (715), 134 states have call predecessors, (715), 133 states have return successors, (712), 694 states have call predecessors, (712), 712 states have call successors, (712) [2024-11-24 01:09:52,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3024 states to 3024 states and 4271 transitions. [2024-11-24 01:09:52,771 INFO L78 Accepts]: Start accepts. Automaton has 3024 states and 4271 transitions. Word has length 94 [2024-11-24 01:09:52,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:52,772 INFO L471 AbstractCegarLoop]: Abstraction has 3024 states and 4271 transitions. [2024-11-24 01:09:52,773 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-24 01:09:52,773 INFO L276 IsEmpty]: Start isEmpty. Operand 3024 states and 4271 transitions. [2024-11-24 01:09:52,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-24 01:09:52,776 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:52,776 INFO L218 NwaCegarLoop]: trace histogram [6, 5, 5, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:52,776 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-24 01:09:52,777 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:09:52,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:52,777 INFO L85 PathProgramCache]: Analyzing trace with hash -658857680, now seen corresponding path program 1 times [2024-11-24 01:09:52,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:52,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266978816] [2024-11-24 01:09:52,777 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:52,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:58,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:59,655 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-24 01:09:59,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:59,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266978816] [2024-11-24 01:09:59,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266978816] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:59,657 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:59,658 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:09:59,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399073376] [2024-11-24 01:09:59,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:59,658 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:09:59,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:59,659 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:09:59,659 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:09:59,659 INFO L87 Difference]: Start difference. First operand 3024 states and 4271 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-24 01:10:00,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:00,277 INFO L93 Difference]: Finished difference Result 3030 states and 4276 transitions. [2024-11-24 01:10:00,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:10:00,278 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 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 88 [2024-11-24 01:10:00,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:00,305 INFO L225 Difference]: With dead ends: 3030 [2024-11-24 01:10:00,305 INFO L226 Difference]: Without dead ends: 3028 [2024-11-24 01:10:00,309 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:10:00,310 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4183 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4184 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:00,311 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4184 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:10:00,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3028 states. [2024-11-24 01:10:00,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3028 to 3028. [2024-11-24 01:10:00,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3028 states, 2176 states have (on average 1.3083639705882353) internal successors, (2847), 2235 states have internal predecessors, (2847), 715 states have call successors, (715), 135 states have call predecessors, (715), 134 states have return successors, (712), 694 states have call predecessors, (712), 712 states have call successors, (712) [2024-11-24 01:10:00,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3028 states to 3028 states and 4274 transitions. [2024-11-24 01:10:00,580 INFO L78 Accepts]: Start accepts. Automaton has 3028 states and 4274 transitions. Word has length 88 [2024-11-24 01:10:00,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:00,581 INFO L471 AbstractCegarLoop]: Abstraction has 3028 states and 4274 transitions. [2024-11-24 01:10:00,582 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-24 01:10:00,583 INFO L276 IsEmpty]: Start isEmpty. Operand 3028 states and 4274 transitions. [2024-11-24 01:10:00,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-24 01:10:00,590 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:00,590 INFO L218 NwaCegarLoop]: trace histogram [7, 6, 6, 3, 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] [2024-11-24 01:10:00,590 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-24 01:10:00,591 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:10:00,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:00,591 INFO L85 PathProgramCache]: Analyzing trace with hash -1400842349, now seen corresponding path program 1 times [2024-11-24 01:10:00,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:00,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664651556] [2024-11-24 01:10:00,592 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:00,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:06,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:07,310 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-11-24 01:10:07,311 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:07,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664651556] [2024-11-24 01:10:07,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1664651556] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:07,311 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:07,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:10:07,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281536296] [2024-11-24 01:10:07,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:07,312 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:10:07,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:07,312 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:10:07,312 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:10:07,312 INFO L87 Difference]: Start difference. First operand 3028 states and 4274 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-24 01:10:07,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:07,908 INFO L93 Difference]: Finished difference Result 3034 states and 4279 transitions. [2024-11-24 01:10:07,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:10:07,908 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 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 104 [2024-11-24 01:10:07,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:07,933 INFO L225 Difference]: With dead ends: 3034 [2024-11-24 01:10:07,934 INFO L226 Difference]: Without dead ends: 3032 [2024-11-24 01:10:07,937 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:10:07,939 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4174 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4175 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:07,939 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4175 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:10:07,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3032 states. [2024-11-24 01:10:08,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3032 to 3032. [2024-11-24 01:10:08,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3032 states, 2179 states have (on average 1.3079394217530977) internal successors, (2850), 2238 states have internal predecessors, (2850), 715 states have call successors, (715), 136 states have call predecessors, (715), 135 states have return successors, (712), 694 states have call predecessors, (712), 712 states have call successors, (712) [2024-11-24 01:10:08,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3032 states to 3032 states and 4277 transitions. [2024-11-24 01:10:08,200 INFO L78 Accepts]: Start accepts. Automaton has 3032 states and 4277 transitions. Word has length 104 [2024-11-24 01:10:08,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:08,201 INFO L471 AbstractCegarLoop]: Abstraction has 3032 states and 4277 transitions. [2024-11-24 01:10:08,201 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-24 01:10:08,202 INFO L276 IsEmpty]: Start isEmpty. Operand 3032 states and 4277 transitions. [2024-11-24 01:10:08,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-24 01:10:08,205 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:08,205 INFO L218 NwaCegarLoop]: trace histogram [8, 7, 7, 3, 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] [2024-11-24 01:10:08,206 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-24 01:10:08,206 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:10:08,206 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:08,207 INFO L85 PathProgramCache]: Analyzing trace with hash -871473898, now seen corresponding path program 1 times [2024-11-24 01:10:08,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:08,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212828292] [2024-11-24 01:10:08,207 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:08,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:13,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:14,439 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-11-24 01:10:14,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:14,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212828292] [2024-11-24 01:10:14,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212828292] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:14,439 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:14,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:10:14,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718308930] [2024-11-24 01:10:14,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:14,440 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:10:14,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:14,441 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:10:14,441 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:10:14,441 INFO L87 Difference]: Start difference. First operand 3032 states and 4277 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-24 01:10:15,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:15,167 INFO L93 Difference]: Finished difference Result 3366 states and 4661 transitions. [2024-11-24 01:10:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:10:15,168 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 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 109 [2024-11-24 01:10:15,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:15,191 INFO L225 Difference]: With dead ends: 3366 [2024-11-24 01:10:15,192 INFO L226 Difference]: Without dead ends: 3364 [2024-11-24 01:10:15,195 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:10:15,196 INFO L435 NwaCegarLoop]: 4307 mSDtfsCounter, 2319 mSDsluCounter, 10827 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2320 SdHoareTripleChecker+Valid, 15134 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:15,196 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2320 Valid, 15134 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:10:15,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3364 states. [2024-11-24 01:10:15,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3364 to 3362. [2024-11-24 01:10:15,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3362 states, 2396 states have (on average 1.2967445742904842) internal successors, (3107), 2463 states have internal predecessors, (3107), 777 states have call successors, (777), 187 states have call predecessors, (777), 186 states have return successors, (774), 752 states have call predecessors, (774), 774 states have call successors, (774) [2024-11-24 01:10:15,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3362 states to 3362 states and 4658 transitions. [2024-11-24 01:10:15,512 INFO L78 Accepts]: Start accepts. Automaton has 3362 states and 4658 transitions. Word has length 109 [2024-11-24 01:10:15,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:15,512 INFO L471 AbstractCegarLoop]: Abstraction has 3362 states and 4658 transitions. [2024-11-24 01:10:15,512 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-24 01:10:15,513 INFO L276 IsEmpty]: Start isEmpty. Operand 3362 states and 4658 transitions. [2024-11-24 01:10:15,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-24 01:10:15,517 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:15,517 INFO L218 NwaCegarLoop]: trace histogram [9, 8, 8, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:15,517 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-24 01:10:15,517 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:10:15,517 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:15,518 INFO L85 PathProgramCache]: Analyzing trace with hash 652503033, now seen corresponding path program 1 times [2024-11-24 01:10:15,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:15,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1265420534] [2024-11-24 01:10:15,518 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:15,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:21,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:22,782 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2024-11-24 01:10:22,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:22,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1265420534] [2024-11-24 01:10:22,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1265420534] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:22,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:22,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:10:22,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535234757] [2024-11-24 01:10:22,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:22,783 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:10:22,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:22,784 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:10:22,784 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:10:22,784 INFO L87 Difference]: Start difference. First operand 3362 states and 4658 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-24 01:10:23,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:23,450 INFO L93 Difference]: Finished difference Result 3368 states and 4663 transitions. [2024-11-24 01:10:23,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:10:23,451 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 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 103 [2024-11-24 01:10:23,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:23,483 INFO L225 Difference]: With dead ends: 3368 [2024-11-24 01:10:23,483 INFO L226 Difference]: Without dead ends: 3366 [2024-11-24 01:10:23,487 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:10:23,487 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4180 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4181 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:23,488 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4181 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:10:23,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3366 states. [2024-11-24 01:10:23,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3366 to 3366. [2024-11-24 01:10:23,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3366 states, 2399 states have (on average 1.2963734889537306) internal successors, (3110), 2466 states have internal predecessors, (3110), 777 states have call successors, (777), 188 states have call predecessors, (777), 187 states have return successors, (774), 752 states have call predecessors, (774), 774 states have call successors, (774) [2024-11-24 01:10:23,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3366 states to 3366 states and 4661 transitions. [2024-11-24 01:10:23,817 INFO L78 Accepts]: Start accepts. Automaton has 3366 states and 4661 transitions. Word has length 103 [2024-11-24 01:10:23,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:23,819 INFO L471 AbstractCegarLoop]: Abstraction has 3366 states and 4661 transitions. [2024-11-24 01:10:23,819 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-24 01:10:23,819 INFO L276 IsEmpty]: Start isEmpty. Operand 3366 states and 4661 transitions. [2024-11-24 01:10:23,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-24 01:10:23,823 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:23,824 INFO L218 NwaCegarLoop]: trace histogram [10, 9, 9, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:23,824 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-24 01:10:23,824 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:10:23,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:23,825 INFO L85 PathProgramCache]: Analyzing trace with hash -1079161872, now seen corresponding path program 1 times [2024-11-24 01:10:23,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:23,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201736676] [2024-11-24 01:10:23,825 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:23,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:29,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:30,023 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2024-11-24 01:10:30,024 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:30,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201736676] [2024-11-24 01:10:30,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1201736676] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:30,024 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:30,024 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:10:30,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469430581] [2024-11-24 01:10:30,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:30,024 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:10:30,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:30,025 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:10:30,025 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:10:30,025 INFO L87 Difference]: Start difference. First operand 3366 states and 4661 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-24 01:10:30,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:30,635 INFO L93 Difference]: Finished difference Result 3372 states and 4666 transitions. [2024-11-24 01:10:30,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:10:30,636 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 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 108 [2024-11-24 01:10:30,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:30,676 INFO L225 Difference]: With dead ends: 3372 [2024-11-24 01:10:30,676 INFO L226 Difference]: Without dead ends: 3370 [2024-11-24 01:10:30,679 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:10:30,680 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4179 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4180 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:30,681 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4180 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:10:30,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3370 states. [2024-11-24 01:10:30,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3370 to 3370. [2024-11-24 01:10:30,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3370 states, 2402 states have (on average 1.2960033305578684) internal successors, (3113), 2469 states have internal predecessors, (3113), 777 states have call successors, (777), 189 states have call predecessors, (777), 188 states have return successors, (774), 752 states have call predecessors, (774), 774 states have call successors, (774) [2024-11-24 01:10:31,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3370 states to 3370 states and 4664 transitions. [2024-11-24 01:10:31,006 INFO L78 Accepts]: Start accepts. Automaton has 3370 states and 4664 transitions. Word has length 108 [2024-11-24 01:10:31,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:31,007 INFO L471 AbstractCegarLoop]: Abstraction has 3370 states and 4664 transitions. [2024-11-24 01:10:31,007 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-24 01:10:31,007 INFO L276 IsEmpty]: Start isEmpty. Operand 3370 states and 4664 transitions. [2024-11-24 01:10:31,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-24 01:10:31,011 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:31,011 INFO L218 NwaCegarLoop]: trace histogram [11, 10, 10, 3, 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, 1, 1, 1, 1] [2024-11-24 01:10:31,011 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-24 01:10:31,012 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:10:31,012 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:31,012 INFO L85 PathProgramCache]: Analyzing trace with hash 178725587, now seen corresponding path program 1 times [2024-11-24 01:10:31,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:31,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411059219] [2024-11-24 01:10:31,013 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:31,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:36,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:36,768 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2024-11-24 01:10:36,768 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:36,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411059219] [2024-11-24 01:10:36,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [411059219] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:36,768 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:36,769 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:10:36,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38994832] [2024-11-24 01:10:36,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:36,769 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:10:36,769 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:36,770 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:10:36,770 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:10:36,770 INFO L87 Difference]: Start difference. First operand 3370 states and 4664 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-24 01:10:37,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:37,307 INFO L93 Difference]: Finished difference Result 3376 states and 4669 transitions. [2024-11-24 01:10:37,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:10:37,307 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 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 124 [2024-11-24 01:10:37,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:37,333 INFO L225 Difference]: With dead ends: 3376 [2024-11-24 01:10:37,333 INFO L226 Difference]: Without dead ends: 3374 [2024-11-24 01:10:37,336 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:10:37,337 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4170 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4171 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:37,337 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4171 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:10:37,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3374 states. [2024-11-24 01:10:37,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3374 to 3374. [2024-11-24 01:10:37,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3374 states, 2405 states have (on average 1.2956340956340957) internal successors, (3116), 2472 states have internal predecessors, (3116), 777 states have call successors, (777), 190 states have call predecessors, (777), 189 states have return successors, (774), 752 states have call predecessors, (774), 774 states have call successors, (774) [2024-11-24 01:10:37,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3374 states to 3374 states and 4667 transitions. [2024-11-24 01:10:37,634 INFO L78 Accepts]: Start accepts. Automaton has 3374 states and 4667 transitions. Word has length 124 [2024-11-24 01:10:37,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:37,635 INFO L471 AbstractCegarLoop]: Abstraction has 3374 states and 4667 transitions. [2024-11-24 01:10:37,635 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-24 01:10:37,635 INFO L276 IsEmpty]: Start isEmpty. Operand 3374 states and 4667 transitions. [2024-11-24 01:10:37,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-24 01:10:37,638 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:37,639 INFO L218 NwaCegarLoop]: trace histogram [12, 11, 11, 3, 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, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:37,639 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-24 01:10:37,640 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:10:37,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:37,640 INFO L85 PathProgramCache]: Analyzing trace with hash -1094092586, now seen corresponding path program 1 times [2024-11-24 01:10:37,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:37,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022631143] [2024-11-24 01:10:37,640 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:37,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:42,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:43,345 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-24 01:10:43,345 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:43,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022631143] [2024-11-24 01:10:43,345 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022631143] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:43,345 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:43,345 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:10:43,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123518166] [2024-11-24 01:10:43,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:43,346 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:10:43,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:43,346 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:10:43,347 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:10:43,347 INFO L87 Difference]: Start difference. First operand 3374 states and 4667 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-24 01:10:43,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:43,793 INFO L93 Difference]: Finished difference Result 3380 states and 4672 transitions. [2024-11-24 01:10:43,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:10:43,793 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 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 129 [2024-11-24 01:10:43,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:43,819 INFO L225 Difference]: With dead ends: 3380 [2024-11-24 01:10:43,819 INFO L226 Difference]: Without dead ends: 3376 [2024-11-24 01:10:43,822 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:10:43,823 INFO L435 NwaCegarLoop]: 4219 mSDtfsCounter, 4169 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4170 SdHoareTripleChecker+Valid, 12638 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:43,823 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4170 Valid, 12638 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:10:43,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3376 states. [2024-11-24 01:10:44,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3376 to 3376. [2024-11-24 01:10:44,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3376 states, 2407 states have (on average 1.2949729954299958) internal successors, (3117), 2473 states have internal predecessors, (3117), 777 states have call successors, (777), 191 states have call predecessors, (777), 189 states have return successors, (774), 752 states have call predecessors, (774), 774 states have call successors, (774) [2024-11-24 01:10:44,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3376 states to 3376 states and 4668 transitions. [2024-11-24 01:10:44,129 INFO L78 Accepts]: Start accepts. Automaton has 3376 states and 4668 transitions. Word has length 129 [2024-11-24 01:10:44,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:44,130 INFO L471 AbstractCegarLoop]: Abstraction has 3376 states and 4668 transitions. [2024-11-24 01:10:44,131 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-24 01:10:44,131 INFO L276 IsEmpty]: Start isEmpty. Operand 3376 states and 4668 transitions. [2024-11-24 01:10:44,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-24 01:10:44,134 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:44,134 INFO L218 NwaCegarLoop]: trace histogram [13, 12, 12, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:44,135 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-24 01:10:44,135 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:10:44,135 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:44,135 INFO L85 PathProgramCache]: Analyzing trace with hash 367559795, now seen corresponding path program 1 times [2024-11-24 01:10:44,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:44,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456626798] [2024-11-24 01:10:44,137 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:44,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:48,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:49,232 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2024-11-24 01:10:49,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:49,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456626798] [2024-11-24 01:10:49,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456626798] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:49,233 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:49,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:10:49,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524180194] [2024-11-24 01:10:49,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:49,233 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:10:49,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:49,234 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:10:49,234 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:10:49,234 INFO L87 Difference]: Start difference. First operand 3376 states and 4668 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 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) [2024-11-24 01:10:49,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:49,661 INFO L93 Difference]: Finished difference Result 3376 states and 4668 transitions. [2024-11-24 01:10:49,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:10:49,661 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 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 134 [2024-11-24 01:10:49,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:49,678 INFO L225 Difference]: With dead ends: 3376 [2024-11-24 01:10:49,678 INFO L226 Difference]: Without dead ends: 3301 [2024-11-24 01:10:49,681 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:10:49,681 INFO L435 NwaCegarLoop]: 4217 mSDtfsCounter, 4165 mSDsluCounter, 8417 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4165 SdHoareTripleChecker+Valid, 12634 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:49,682 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4165 Valid, 12634 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:10:49,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3301 states. [2024-11-24 01:10:49,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3301 to 3301. [2024-11-24 01:10:49,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3301 states, 2361 states have (on average 1.299449385853452) internal successors, (3068), 2425 states have internal predecessors, (3068), 761 states have call successors, (761), 177 states have call predecessors, (761), 177 states have return successors, (761), 739 states have call predecessors, (761), 761 states have call successors, (761) [2024-11-24 01:10:49,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3301 states to 3301 states and 4590 transitions. [2024-11-24 01:10:49,945 INFO L78 Accepts]: Start accepts. Automaton has 3301 states and 4590 transitions. Word has length 134 [2024-11-24 01:10:49,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:49,945 INFO L471 AbstractCegarLoop]: Abstraction has 3301 states and 4590 transitions. [2024-11-24 01:10:49,945 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 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) [2024-11-24 01:10:49,945 INFO L276 IsEmpty]: Start isEmpty. Operand 3301 states and 4590 transitions. [2024-11-24 01:10:49,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-24 01:10:49,949 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:49,949 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1] [2024-11-24 01:10:49,949 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-24 01:10:49,949 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:10:49,950 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:49,950 INFO L85 PathProgramCache]: Analyzing trace with hash 1585321042, now seen corresponding path program 1 times [2024-11-24 01:10:49,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:49,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357249961] [2024-11-24 01:10:49,950 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:49,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:54,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:55,802 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2024-11-24 01:10:55,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:55,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357249961] [2024-11-24 01:10:55,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357249961] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:55,802 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:55,803 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:10:55,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826974637] [2024-11-24 01:10:55,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:55,803 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:10:55,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:55,804 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:10:55,804 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:10:55,805 INFO L87 Difference]: Start difference. First operand 3301 states and 4590 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-24 01:10:56,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:56,224 INFO L93 Difference]: Finished difference Result 3309 states and 4596 transitions. [2024-11-24 01:10:56,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:10:56,224 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 150 [2024-11-24 01:10:56,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:56,240 INFO L225 Difference]: With dead ends: 3309 [2024-11-24 01:10:56,241 INFO L226 Difference]: Without dead ends: 3307 [2024-11-24 01:10:56,244 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 [2024-11-24 01:10:56,244 INFO L435 NwaCegarLoop]: 4261 mSDtfsCounter, 2272 mSDsluCounter, 10753 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2273 SdHoareTripleChecker+Valid, 15014 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 [2024-11-24 01:10:56,245 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2273 Valid, 15014 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:10:56,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3307 states. [2024-11-24 01:10:56,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3307 to 3305. [2024-11-24 01:10:56,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3305 states, 2364 states have (on average 1.2990693739424704) internal successors, (3071), 2428 states have internal predecessors, (3071), 761 states have call successors, (761), 178 states have call predecessors, (761), 178 states have return successors, (761), 739 states have call predecessors, (761), 761 states have call successors, (761) [2024-11-24 01:10:56,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3305 states to 3305 states and 4593 transitions. [2024-11-24 01:10:56,566 INFO L78 Accepts]: Start accepts. Automaton has 3305 states and 4593 transitions. Word has length 150 [2024-11-24 01:10:56,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:56,566 INFO L471 AbstractCegarLoop]: Abstraction has 3305 states and 4593 transitions. [2024-11-24 01:10:56,567 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-24 01:10:56,567 INFO L276 IsEmpty]: Start isEmpty. Operand 3305 states and 4593 transitions. [2024-11-24 01:10:56,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-24 01:10:56,574 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:56,575 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:56,575 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-24 01:10:56,575 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:10:56,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:56,576 INFO L85 PathProgramCache]: Analyzing trace with hash 1390514046, now seen corresponding path program 1 times [2024-11-24 01:10:56,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:56,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597732406] [2024-11-24 01:10:56,576 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:56,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:01,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:02,484 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-11-24 01:11:02,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:02,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1597732406] [2024-11-24 01:11:02,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1597732406] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:02,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:02,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:11:02,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158520745] [2024-11-24 01:11:02,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:02,486 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:11:02,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:02,486 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:11:02,487 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:11:02,487 INFO L87 Difference]: Start difference. First operand 3305 states and 4593 transitions. Second operand has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (28), 3 states have call predecessors, (28), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:11:06,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:11:07,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:07,405 INFO L93 Difference]: Finished difference Result 3307 states and 4594 transitions. [2024-11-24 01:11:07,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:11:07,405 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (28), 3 states have call predecessors, (28), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 197 [2024-11-24 01:11:07,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:07,424 INFO L225 Difference]: With dead ends: 3307 [2024-11-24 01:11:07,424 INFO L226 Difference]: Without dead ends: 3152 [2024-11-24 01:11:07,428 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 [2024-11-24 01:11:07,429 INFO L435 NwaCegarLoop]: 4467 mSDtfsCounter, 2230 mSDsluCounter, 11247 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2231 SdHoareTripleChecker+Valid, 15714 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:07,429 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2231 Valid, 15714 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-11-24 01:11:07,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3152 states. [2024-11-24 01:11:07,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3152 to 3152. [2024-11-24 01:11:07,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3152 states, 2258 states have (on average 1.299822852081488) internal successors, (2935), 2314 states have internal predecessors, (2935), 714 states have call successors, (714), 178 states have call predecessors, (714), 178 states have return successors, (714), 696 states have call predecessors, (714), 714 states have call successors, (714) [2024-11-24 01:11:07,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 3152 states and 4363 transitions. [2024-11-24 01:11:07,773 INFO L78 Accepts]: Start accepts. Automaton has 3152 states and 4363 transitions. Word has length 197 [2024-11-24 01:11:07,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:07,776 INFO L471 AbstractCegarLoop]: Abstraction has 3152 states and 4363 transitions. [2024-11-24 01:11:07,776 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (28), 3 states have call predecessors, (28), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:11:07,776 INFO L276 IsEmpty]: Start isEmpty. Operand 3152 states and 4363 transitions. [2024-11-24 01:11:07,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2024-11-24 01:11:07,810 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:07,810 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 9, 9, 8, 8, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-24 01:11:07,810 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-24 01:11:07,811 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 1 more)] === [2024-11-24 01:11:07,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:07,812 INFO L85 PathProgramCache]: Analyzing trace with hash 49158145, now seen corresponding path program 1 times [2024-11-24 01:11:07,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:07,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523819863] [2024-11-24 01:11:07,812 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:07,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:12,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:14,949 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 634 trivial. 0 not checked. [2024-11-24 01:11:14,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:14,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523819863] [2024-11-24 01:11:14,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1523819863] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:11:14,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [77730410] [2024-11-24 01:11:14,950 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:14,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:11:14,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:11:14,957 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:11:14,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 01:11:23,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:23,334 INFO L256 TraceCheckSpWp]: Trace formula consists of 6316 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-24 01:11:23,359 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:11:23,559 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 625 trivial. 0 not checked. [2024-11-24 01:11:23,559 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:11:23,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [77730410] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:23,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 01:11:23,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2024-11-24 01:11:23,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100702523] [2024-11-24 01:11:23,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:23,561 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:11:23,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:23,562 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:11:23,562 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:11:23,563 INFO L87 Difference]: Start difference. First operand 3152 states and 4363 transitions. Second operand has 3 states, 3 states have (on average 90.0) internal successors, (270), 3 states have internal predecessors, (270), 2 states have call successors, (67), 2 states have call predecessors, (67), 2 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2024-11-24 01:11:23,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:23,886 INFO L93 Difference]: Finished difference Result 6276 states and 8687 transitions. [2024-11-24 01:11:23,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:11:23,887 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 90.0) internal successors, (270), 3 states have internal predecessors, (270), 2 states have call successors, (67), 2 states have call predecessors, (67), 2 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) Word has length 572 [2024-11-24 01:11:23,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:23,906 INFO L225 Difference]: With dead ends: 6276 [2024-11-24 01:11:23,906 INFO L226 Difference]: Without dead ends: 3153 [2024-11-24 01:11:23,924 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 579 GetRequests, 573 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:11:23,926 INFO L435 NwaCegarLoop]: 3945 mSDtfsCounter, 0 mSDsluCounter, 3939 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 7884 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 [2024-11-24 01:11:23,926 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 7884 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:11:23,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3153 states. [2024-11-24 01:11:24,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3153 to 3153. [2024-11-24 01:11:24,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3153 states, 2259 states have (on average 1.2996901283753874) internal successors, (2936), 2315 states have internal predecessors, (2936), 714 states have call successors, (714), 178 states have call predecessors, (714), 178 states have return successors, (714), 696 states have call predecessors, (714), 714 states have call successors, (714) [2024-11-24 01:11:24,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3153 states to 3153 states and 4364 transitions. [2024-11-24 01:11:24,230 INFO L78 Accepts]: Start accepts. Automaton has 3153 states and 4364 transitions. Word has length 572 [2024-11-24 01:11:24,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:24,232 INFO L471 AbstractCegarLoop]: Abstraction has 3153 states and 4364 transitions. [2024-11-24 01:11:24,232 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 90.0) internal successors, (270), 3 states have internal predecessors, (270), 2 states have call successors, (67), 2 states have call predecessors, (67), 2 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2024-11-24 01:11:24,232 INFO L276 IsEmpty]: Start isEmpty. Operand 3153 states and 4364 transitions. [2024-11-24 01:11:24,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 513 [2024-11-24 01:11:24,264 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:24,264 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 6, 6, 6, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-24 01:11:24,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-24 01:11:24,465 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:11:24,465 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:11:24,465 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:24,466 INFO L85 PathProgramCache]: Analyzing trace with hash 2014740171, now seen corresponding path program 1 times [2024-11-24 01:11:24,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:24,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277386563] [2024-11-24 01:11:24,466 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:24,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:29,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:29,660 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 346 trivial. 0 not checked. [2024-11-24 01:11:29,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:29,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [277386563] [2024-11-24 01:11:29,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [277386563] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:29,660 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:29,661 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:11:29,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026192673] [2024-11-24 01:11:29,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:29,662 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:11:29,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:29,663 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:11:29,663 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:11:29,664 INFO L87 Difference]: Start difference. First operand 3153 states and 4364 transitions. Second operand has 3 states, 3 states have (on average 88.66666666666667) internal successors, (266), 3 states have internal predecessors, (266), 3 states have call successors, (65), 2 states have call predecessors, (65), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) [2024-11-24 01:11:29,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:29,886 INFO L93 Difference]: Finished difference Result 5948 states and 8222 transitions. [2024-11-24 01:11:29,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:11:29,887 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 88.66666666666667) internal successors, (266), 3 states have internal predecessors, (266), 3 states have call successors, (65), 2 states have call predecessors, (65), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) Word has length 512 [2024-11-24 01:11:29,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:29,904 INFO L225 Difference]: With dead ends: 5948 [2024-11-24 01:11:29,904 INFO L226 Difference]: Without dead ends: 3126 [2024-11-24 01:11:29,915 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 [2024-11-24 01:11:29,916 INFO L435 NwaCegarLoop]: 3920 mSDtfsCounter, 3902 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3902 SdHoareTripleChecker+Valid, 3920 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:29,916 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3902 Valid, 3920 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:11:29,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3126 states. [2024-11-24 01:11:30,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3126 to 3126. [2024-11-24 01:11:30,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3126 states, 2241 states have (on average 1.2994199018295405) internal successors, (2912), 2295 states have internal predecessors, (2912), 705 states have call successors, (705), 178 states have call predecessors, (705), 178 states have return successors, (705), 688 states have call predecessors, (705), 705 states have call successors, (705) [2024-11-24 01:11:30,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3126 states to 3126 states and 4322 transitions. [2024-11-24 01:11:30,236 INFO L78 Accepts]: Start accepts. Automaton has 3126 states and 4322 transitions. Word has length 512 [2024-11-24 01:11:30,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:30,236 INFO L471 AbstractCegarLoop]: Abstraction has 3126 states and 4322 transitions. [2024-11-24 01:11:30,237 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 88.66666666666667) internal successors, (266), 3 states have internal predecessors, (266), 3 states have call successors, (65), 2 states have call predecessors, (65), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) [2024-11-24 01:11:30,237 INFO L276 IsEmpty]: Start isEmpty. Operand 3126 states and 4322 transitions. [2024-11-24 01:11:30,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2024-11-24 01:11:30,256 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:30,257 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 9, 9, 8, 8, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-24 01:11:30,257 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-24 01:11:30,257 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 1 more)] === [2024-11-24 01:11:30,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:30,258 INFO L85 PathProgramCache]: Analyzing trace with hash 728430399, now seen corresponding path program 1 times [2024-11-24 01:11:30,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:30,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926673057] [2024-11-24 01:11:30,259 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:30,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:35,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:37,568 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 634 trivial. 0 not checked. [2024-11-24 01:11:37,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:37,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926673057] [2024-11-24 01:11:37,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1926673057] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:11:37,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1314417016] [2024-11-24 01:11:37,569 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:37,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:11:37,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:11:37,572 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:11:37,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-24 01:11:47,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:47,799 INFO L256 TraceCheckSpWp]: Trace formula consists of 6319 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-24 01:11:47,817 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:11:48,029 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 269 proven. 0 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2024-11-24 01:11:48,030 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:11:48,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1314417016] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:48,030 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 01:11:48,030 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2024-11-24 01:11:48,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327353607] [2024-11-24 01:11:48,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:48,032 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:11:48,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:48,034 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:11:48,035 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:11:48,036 INFO L87 Difference]: Start difference. First operand 3126 states and 4322 transitions. Second operand has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 2 states have call successors, (70), 2 states have call predecessors, (70), 2 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-24 01:11:49,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:49,038 INFO L93 Difference]: Finished difference Result 6278 states and 8692 transitions. [2024-11-24 01:11:49,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:11:49,039 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 2 states have call successors, (70), 2 states have call predecessors, (70), 2 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) Word has length 572 [2024-11-24 01:11:49,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:49,055 INFO L225 Difference]: With dead ends: 6278 [2024-11-24 01:11:49,055 INFO L226 Difference]: Without dead ends: 3179 [2024-11-24 01:11:49,066 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 579 GetRequests, 573 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:11:49,066 INFO L435 NwaCegarLoop]: 3884 mSDtfsCounter, 57 mSDsluCounter, 3848 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 7732 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:49,067 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 7732 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-24 01:11:49,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3179 states. [2024-11-24 01:11:49,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3179 to 3147. [2024-11-24 01:11:49,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3147 states, 2259 states have (on average 1.2996901283753874) internal successors, (2936), 2313 states have internal predecessors, (2936), 708 states have call successors, (708), 178 states have call predecessors, (708), 178 states have return successors, (708), 691 states have call predecessors, (708), 708 states have call successors, (708) [2024-11-24 01:11:49,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3147 states to 3147 states and 4352 transitions. [2024-11-24 01:11:49,344 INFO L78 Accepts]: Start accepts. Automaton has 3147 states and 4352 transitions. Word has length 572 [2024-11-24 01:11:49,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:49,345 INFO L471 AbstractCegarLoop]: Abstraction has 3147 states and 4352 transitions. [2024-11-24 01:11:49,345 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 2 states have call successors, (70), 2 states have call predecessors, (70), 2 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-24 01:11:49,345 INFO L276 IsEmpty]: Start isEmpty. Operand 3147 states and 4352 transitions. [2024-11-24 01:11:49,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 604 [2024-11-24 01:11:49,358 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:49,359 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-24 01:11:49,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-24 01:11:49,559 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-11-24 01:11:49,559 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:11:49,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:49,560 INFO L85 PathProgramCache]: Analyzing trace with hash -2053535808, now seen corresponding path program 1 times [2024-11-24 01:11:49,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:49,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167232175] [2024-11-24 01:11:49,560 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:49,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:55,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:57,606 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2024-11-24 01:11:57,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:57,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167232175] [2024-11-24 01:11:57,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [167232175] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:11:57,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [502424045] [2024-11-24 01:11:57,607 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:57,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:11:57,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:11:57,610 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:11:57,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-24 01:12:07,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:07,166 INFO L256 TraceCheckSpWp]: Trace formula consists of 6469 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 01:12:07,184 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:12:07,370 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 287 proven. 0 refuted. 0 times theorem prover too weak. 401 trivial. 0 not checked. [2024-11-24 01:12:07,370 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:12:07,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [502424045] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:07,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 01:12:07,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2024-11-24 01:12:07,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959063311] [2024-11-24 01:12:07,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:07,373 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:12:07,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:07,374 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:12:07,374 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:12:07,374 INFO L87 Difference]: Start difference. First operand 3147 states and 4352 transitions. Second operand has 3 states, 3 states have (on average 96.66666666666667) internal successors, (290), 3 states have internal predecessors, (290), 2 states have call successors, (72), 2 states have call predecessors, (72), 2 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) [2024-11-24 01:12:07,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:07,802 INFO L93 Difference]: Finished difference Result 6268 states and 8668 transitions. [2024-11-24 01:12:07,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:12:07,803 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 96.66666666666667) internal successors, (290), 3 states have internal predecessors, (290), 2 states have call successors, (72), 2 states have call predecessors, (72), 2 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) Word has length 603 [2024-11-24 01:12:07,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:07,823 INFO L225 Difference]: With dead ends: 6268 [2024-11-24 01:12:07,824 INFO L226 Difference]: Without dead ends: 3148 [2024-11-24 01:12:07,836 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 610 GetRequests, 604 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:12:07,837 INFO L435 NwaCegarLoop]: 3903 mSDtfsCounter, 0 mSDsluCounter, 3899 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 7802 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:07,838 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 7802 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:12:07,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3148 states. [2024-11-24 01:12:08,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3148 to 3148. [2024-11-24 01:12:08,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3148 states, 2260 states have (on average 1.2995575221238937) internal successors, (2937), 2314 states have internal predecessors, (2937), 708 states have call successors, (708), 178 states have call predecessors, (708), 178 states have return successors, (708), 691 states have call predecessors, (708), 708 states have call successors, (708) [2024-11-24 01:12:08,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3148 states to 3148 states and 4353 transitions. [2024-11-24 01:12:08,155 INFO L78 Accepts]: Start accepts. Automaton has 3148 states and 4353 transitions. Word has length 603 [2024-11-24 01:12:08,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:08,156 INFO L471 AbstractCegarLoop]: Abstraction has 3148 states and 4353 transitions. [2024-11-24 01:12:08,156 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 96.66666666666667) internal successors, (290), 3 states have internal predecessors, (290), 2 states have call successors, (72), 2 states have call predecessors, (72), 2 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) [2024-11-24 01:12:08,156 INFO L276 IsEmpty]: Start isEmpty. Operand 3148 states and 4353 transitions. [2024-11-24 01:12:08,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 604 [2024-11-24 01:12:08,173 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:08,174 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-24 01:12:08,216 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-24 01:12:08,375 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:12:08,378 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:12:08,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:08,379 INFO L85 PathProgramCache]: Analyzing trace with hash 1212259650, now seen corresponding path program 1 times [2024-11-24 01:12:08,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:08,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400079865] [2024-11-24 01:12:08,380 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:08,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:13,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:15,653 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2024-11-24 01:12:15,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:15,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400079865] [2024-11-24 01:12:15,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400079865] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:12:15,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2096983654] [2024-11-24 01:12:15,654 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:15,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:12:15,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:12:15,656 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:12:15,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-24 01:12:25,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:25,201 INFO L256 TraceCheckSpWp]: Trace formula consists of 6470 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-24 01:12:25,222 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:12:30,957 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 321 proven. 0 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2024-11-24 01:12:30,957 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:12:30,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2096983654] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:30,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 01:12:30,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2024-11-24 01:12:30,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616562991] [2024-11-24 01:12:30,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:30,959 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:12:30,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:30,960 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:12:30,960 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:12:30,960 INFO L87 Difference]: Start difference. First operand 3148 states and 4353 transitions. Second operand has 4 states, 4 states have (on average 77.25) internal successors, (309), 3 states have internal predecessors, (309), 2 states have call successors, (74), 2 states have call predecessors, (74), 2 states have return successors, (71), 2 states have call predecessors, (71), 2 states have call successors, (71) [2024-11-24 01:12:33,102 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:12:35,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:12:35,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:35,483 INFO L93 Difference]: Finished difference Result 9382 states and 12972 transitions. [2024-11-24 01:12:35,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:12:35,483 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 77.25) internal successors, (309), 3 states have internal predecessors, (309), 2 states have call successors, (74), 2 states have call predecessors, (74), 2 states have return successors, (71), 2 states have call predecessors, (71), 2 states have call successors, (71) Word has length 603 [2024-11-24 01:12:35,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:35,523 INFO L225 Difference]: With dead ends: 9382 [2024-11-24 01:12:35,523 INFO L226 Difference]: Without dead ends: 6261 [2024-11-24 01:12:35,539 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 611 GetRequests, 603 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-24 01:12:35,540 INFO L435 NwaCegarLoop]: 3896 mSDtfsCounter, 3654 mSDsluCounter, 7751 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3654 SdHoareTripleChecker+Valid, 11647 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:35,540 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3654 Valid, 11647 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2024-11-24 01:12:35,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6261 states. [2024-11-24 01:12:36,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6261 to 6255. [2024-11-24 01:12:36,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6255 states, 4490 states have (on average 1.3) internal successors, (5837), 4597 states have internal predecessors, (5837), 1407 states have call successors, (1407), 356 states have call predecessors, (1407), 356 states have return successors, (1408), 1372 states have call predecessors, (1408), 1407 states have call successors, (1408) [2024-11-24 01:12:36,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6255 states to 6255 states and 8652 transitions. [2024-11-24 01:12:36,115 INFO L78 Accepts]: Start accepts. Automaton has 6255 states and 8652 transitions. Word has length 603 [2024-11-24 01:12:36,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:36,116 INFO L471 AbstractCegarLoop]: Abstraction has 6255 states and 8652 transitions. [2024-11-24 01:12:36,117 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 77.25) internal successors, (309), 3 states have internal predecessors, (309), 2 states have call successors, (74), 2 states have call predecessors, (74), 2 states have return successors, (71), 2 states have call predecessors, (71), 2 states have call successors, (71) [2024-11-24 01:12:36,117 INFO L276 IsEmpty]: Start isEmpty. Operand 6255 states and 8652 transitions. [2024-11-24 01:12:36,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 604 [2024-11-24 01:12:36,131 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:36,132 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-24 01:12:36,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-24 01:12:36,332 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:12:36,332 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:12:36,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:36,335 INFO L85 PathProgramCache]: Analyzing trace with hash 728865024, now seen corresponding path program 1 times [2024-11-24 01:12:36,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:36,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819465801] [2024-11-24 01:12:36,335 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:36,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:41,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:43,672 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2024-11-24 01:12:43,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:43,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819465801] [2024-11-24 01:12:43,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [819465801] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:12:43,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [739019784] [2024-11-24 01:12:43,673 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:43,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:12:43,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:12:43,676 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:12:43,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-24 01:12:52,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:52,987 INFO L256 TraceCheckSpWp]: Trace formula consists of 6473 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-24 01:12:53,002 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:12:53,582 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-24 01:12:53,939 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 299 proven. 3 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2024-11-24 01:12:53,939 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:12:58,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [739019784] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:12:58,759 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 01:12:58,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2024-11-24 01:12:58,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554833586] [2024-11-24 01:12:58,760 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 01:12:58,762 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-24 01:12:58,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:58,763 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-24 01:12:58,763 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2024-11-24 01:12:58,763 INFO L87 Difference]: Start difference. First operand 6255 states and 8652 transitions. Second operand has 12 states, 8 states have (on average 48.375) internal successors, (387), 10 states have internal predecessors, (387), 10 states have call successors, (119), 2 states have call predecessors, (119), 6 states have return successors, (116), 8 states have call predecessors, (116), 10 states have call successors, (116) [2024-11-24 01:13:02,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:13:07,223 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.38s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:13:11,511 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:13:15,891 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.38s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:13:20,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:13:24,511 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:13:28,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:13:33,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:13:37,343 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:13:41,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:13:59,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:14:04,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:14:09,652 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:14:13,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:14:16,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:14:30,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:14:30,783 INFO L93 Difference]: Finished difference Result 12941 states and 18355 transitions. [2024-11-24 01:14:30,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-24 01:14:30,784 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 8 states have (on average 48.375) internal successors, (387), 10 states have internal predecessors, (387), 10 states have call successors, (119), 2 states have call predecessors, (119), 6 states have return successors, (116), 8 states have call predecessors, (116), 10 states have call successors, (116) Word has length 603 [2024-11-24 01:14:30,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:14:30,837 INFO L225 Difference]: With dead ends: 12941 [2024-11-24 01:14:30,837 INFO L226 Difference]: Without dead ends: 6713 [2024-11-24 01:14:30,869 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1045 GetRequests, 1025 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=88, Invalid=332, Unknown=0, NotChecked=0, Total=420 [2024-11-24 01:14:30,870 INFO L435 NwaCegarLoop]: 3891 mSDtfsCounter, 243 mSDsluCounter, 29710 mSDsCounter, 0 mSdLazyCounter, 2609 mSolverCounterSat, 19 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 87.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 305 SdHoareTripleChecker+Valid, 33601 SdHoareTripleChecker+Invalid, 2639 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 2609 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 90.6s IncrementalHoareTripleChecker+Time [2024-11-24 01:14:30,870 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [305 Valid, 33601 Invalid, 2639 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [19 Valid, 2609 Invalid, 11 Unknown, 0 Unchecked, 90.6s Time] [2024-11-24 01:14:30,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6713 states. [2024-11-24 01:14:31,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6713 to 6383. [2024-11-24 01:14:31,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6383 states, 4591 states have (on average 1.3014593770420388) internal successors, (5975), 4698 states have internal predecessors, (5975), 1429 states have call successors, (1429), 360 states have call predecessors, (1429), 361 states have return successors, (1493), 1395 states have call predecessors, (1493), 1429 states have call successors, (1493) [2024-11-24 01:14:31,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6383 states to 6383 states and 8897 transitions. [2024-11-24 01:14:31,598 INFO L78 Accepts]: Start accepts. Automaton has 6383 states and 8897 transitions. Word has length 603 [2024-11-24 01:14:31,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:14:31,600 INFO L471 AbstractCegarLoop]: Abstraction has 6383 states and 8897 transitions. [2024-11-24 01:14:31,601 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 8 states have (on average 48.375) internal successors, (387), 10 states have internal predecessors, (387), 10 states have call successors, (119), 2 states have call predecessors, (119), 6 states have return successors, (116), 8 states have call predecessors, (116), 10 states have call successors, (116) [2024-11-24 01:14:31,601 INFO L276 IsEmpty]: Start isEmpty. Operand 6383 states and 8897 transitions. [2024-11-24 01:14:31,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 605 [2024-11-24 01:14:31,618 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:14:31,619 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-24 01:14:31,666 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-24 01:14:31,819 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91459b1-b272-474b-a2db-a60d4199aed0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:14:31,819 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:14:31,820 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:14:31,820 INFO L85 PathProgramCache]: Analyzing trace with hash 775818826, now seen corresponding path program 2 times [2024-11-24 01:14:31,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:14:31,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496306315] [2024-11-24 01:14:31,821 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-24 01:14:31,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:14:36,569 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-24 01:14:36,569 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-24 01:14:37,148 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2024-11-24 01:14:37,148 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:14:37,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496306315] [2024-11-24 01:14:37,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1496306315] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:14:37,148 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:14:37,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:14:37,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29614783] [2024-11-24 01:14:37,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:14:37,152 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:14:37,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:14:37,153 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:14:37,154 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:14:37,154 INFO L87 Difference]: Start difference. First operand 6383 states and 8897 transitions. Second operand has 3 states, 3 states have (on average 92.33333333333333) internal successors, (277), 3 states have internal predecessors, (277), 3 states have call successors, (69), 2 states have call predecessors, (69), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) [2024-11-24 01:14:37,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:14:37,671 INFO L93 Difference]: Finished difference Result 11034 states and 15340 transitions. [2024-11-24 01:14:37,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:14:37,673 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 92.33333333333333) internal successors, (277), 3 states have internal predecessors, (277), 3 states have call successors, (69), 2 states have call predecessors, (69), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) Word has length 604 [2024-11-24 01:14:37,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:14:37,680 INFO L225 Difference]: With dead ends: 11034 [2024-11-24 01:14:37,680 INFO L226 Difference]: Without dead ends: 0 [2024-11-24 01:14:37,711 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:14:37,712 INFO L435 NwaCegarLoop]: 2846 mSDtfsCounter, 2840 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2840 SdHoareTripleChecker+Valid, 2846 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 [2024-11-24 01:14:37,714 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2840 Valid, 2846 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:14:37,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-24 01:14:37,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-24 01:14:37,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:14:37,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-24 01:14:37,721 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 604 [2024-11-24 01:14:37,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:14:37,721 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-24 01:14:37,725 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 92.33333333333333) internal successors, (277), 3 states have internal predecessors, (277), 3 states have call successors, (69), 2 states have call predecessors, (69), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) [2024-11-24 01:14:37,725 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-24 01:14:37,725 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-24 01:14:37,728 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-11-24 01:14:37,728 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2024-11-24 01:14:37,732 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2024-11-24 01:14:37,732 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-24 01:14:37,735 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:14:37,737 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.