./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-dec-tulip-de4x5.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1 --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 527ba95af45b5d863cb3ca1867267fd54ac6958329e64d7162c5caa88bde96c3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 08:51:05,084 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 08:51:05,138 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-12-02 08:51:05,143 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 08:51:05,144 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 08:51:05,164 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 08:51:05,165 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 08:51:05,165 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 08:51:05,165 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 08:51:05,166 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 08:51:05,166 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 08:51:05,166 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 08:51:05,166 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 08:51:05,166 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 08:51:05,166 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 08:51:05,166 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 08:51:05,167 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 08:51:05,167 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 08:51:05,167 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 08:51:05,167 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 08:51:05,167 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 08:51:05,167 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 08:51:05,167 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 08:51:05,167 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 08:51:05,167 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 08:51:05,168 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 08:51:05,168 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 08:51:05,168 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 08:51:05,168 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 08:51:05,168 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 08:51:05,168 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 08:51:05,168 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 08:51:05,168 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 08:51:05,168 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 08:51:05,168 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 08:51:05,169 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 08:51:05,169 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 08:51:05,169 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 08:51:05,169 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 08:51:05,169 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 08:51:05,169 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 08:51:05,169 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 08:51:05,169 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 08:51:05,169 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 08:51:05,169 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 08:51:05,169 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_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1 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 -> 527ba95af45b5d863cb3ca1867267fd54ac6958329e64d7162c5caa88bde96c3 [2024-12-02 08:51:05,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 08:51:05,404 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 08:51:05,406 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 08:51:05,407 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 08:51:05,407 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 08:51:05,408 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i [2024-12-02 08:51:08,022 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/data/58c6b0861/8787f34c8ca346358402d29d2898136f/FLAG7f3af04fa [2024-12-02 08:51:08,578 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 08:51:08,579 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i [2024-12-02 08:51:08,624 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/data/58c6b0861/8787f34c8ca346358402d29d2898136f/FLAG7f3af04fa [2024-12-02 08:51:08,638 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/data/58c6b0861/8787f34c8ca346358402d29d2898136f [2024-12-02 08:51:08,641 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 08:51:08,642 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 08:51:08,643 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 08:51:08,643 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 08:51:08,647 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 08:51:08,648 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:51:08" (1/1) ... [2024-12-02 08:51:08,649 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4563a582 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:51:08, skipping insertion in model container [2024-12-02 08:51:08,649 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:51:08" (1/1) ... [2024-12-02 08:51:08,775 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 08:51:12,068 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_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[470813,470826] [2024-12-02 08:51:12,071 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_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[470982,470995] [2024-12-02 08:51:12,071 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_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[471149,471162] [2024-12-02 08:51:12,072 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_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[471317,471330] [2024-12-02 08:51:12,101 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 08:51:12,135 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 08:51:12,220 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"); [5396] [2024-12-02 08:51:12,222 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)); [5403] [2024-12-02 08:51:12,222 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5410] [2024-12-02 08:51:12,224 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)); [5465-5466] [2024-12-02 08:51:12,224 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"); [5471-5473] [2024-12-02 08:51:12,227 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5581] [2024-12-02 08:51:12,227 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5589] [2024-12-02 08:51:12,227 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5596] [2024-12-02 08:51:12,227 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5604] [2024-12-02 08:51:12,233 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)); [5755-5756] [2024-12-02 08:51:12,235 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [5789-5790] [2024-12-02 08:51:12,294 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6817] [2024-12-02 08:51:12,305 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7091] [2024-12-02 08:51:12,316 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7517] [2024-12-02 08:51:12,317 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7525] [2024-12-02 08:51:12,330 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7922] [2024-12-02 08:51:12,330 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7924] [2024-12-02 08:51:12,413 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [10986] [2024-12-02 08:51:12,578 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_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[470813,470826] [2024-12-02 08:51:12,578 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_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[470982,470995] [2024-12-02 08:51:12,579 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_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[471149,471162] [2024-12-02 08:51:12,579 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_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[471317,471330] [2024-12-02 08:51:12,586 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 08:51:12,780 INFO L204 MainTranslator]: Completed translation [2024-12-02 08:51:12,781 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:51:12 WrapperNode [2024-12-02 08:51:12,781 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 08:51:12,782 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 08:51:12,782 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 08:51:12,782 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 08:51:12,788 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:51:12" (1/1) ... [2024-12-02 08:51:12,874 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:51:12" (1/1) ... [2024-12-02 08:51:13,171 INFO L138 Inliner]: procedures = 526, calls = 4317, calls flagged for inlining = 232, calls inlined = 215, statements flattened = 10460 [2024-12-02 08:51:13,171 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 08:51:13,172 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 08:51:13,172 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 08:51:13,172 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 08:51:13,183 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:51:12" (1/1) ... [2024-12-02 08:51:13,183 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:51:12" (1/1) ... [2024-12-02 08:51:13,235 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:51:12" (1/1) ... [2024-12-02 08:51:14,642 INFO L175 MemorySlicer]: Split 2590 memory accesses to 38 slices as follows [4, 3, 6, 93, 6, 1, 2, 1, 2205, 14, 1, 2, 6, 22, 1, 10, 27, 1, 1, 1, 4, 1, 2, 5, 1, 54, 2, 1, 1, 1, 1, 76, 7, 1, 22, 1, 2, 1]. 85 percent of accesses are in the largest equivalence class. The 319 initializations are split as follows [4, 3, 6, 86, 6, 1, 2, 0, 106, 0, 0, 0, 5, 9, 0, 8, 7, 0, 0, 0, 0, 0, 0, 0, 0, 54, 0, 0, 0, 0, 0, 20, 0, 0, 0, 0, 2, 0]. The 800 writes are split as follows [0, 0, 0, 6, 0, 0, 0, 1, 691, 13, 1, 1, 0, 9, 1, 0, 0, 0, 1, 1, 2, 0, 0, 4, 1, 0, 1, 1, 1, 1, 1, 56, 1, 1, 3, 1, 0, 1]. [2024-12-02 08:51:14,643 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:51:12" (1/1) ... [2024-12-02 08:51:14,643 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:51:12" (1/1) ... [2024-12-02 08:51:14,813 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:51:12" (1/1) ... [2024-12-02 08:51:14,825 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:51:12" (1/1) ... [2024-12-02 08:51:14,870 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:51:12" (1/1) ... [2024-12-02 08:51:14,910 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:51:12" (1/1) ... [2024-12-02 08:51:14,934 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:51:12" (1/1) ... [2024-12-02 08:51:14,993 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 08:51:14,995 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 08:51:14,995 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 08:51:14,995 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 08:51:14,996 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:51:12" (1/1) ... [2024-12-02 08:51:15,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 08:51:15,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 08:51:15,022 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 08:51:15,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 08:51:15,048 INFO L130 BoogieDeclarations]: Found specification of procedure disable_ast [2024-12-02 08:51:15,048 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_ast [2024-12-02 08:51:15,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-12-02 08:51:15,048 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-12-02 08:51:15,049 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-12-02 08:51:15,049 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-12-02 08:51:15,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-12-02 08:51:15,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-12-02 08:51:15,049 INFO L130 BoogieDeclarations]: Found specification of procedure type4_infoblock [2024-12-02 08:51:15,049 INFO L138 BoogieDeclarations]: Found implementation of procedure type4_infoblock [2024-12-02 08:51:15,049 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_put_cache [2024-12-02 08:51:15,049 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_put_cache [2024-12-02 08:51:15,049 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2024-12-02 08:51:15,049 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2024-12-02 08:51:15,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_de4x5_private [2024-12-02 08:51:15,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_de4x5_private [2024-12-02 08:51:15,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-12-02 08:51:15,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-12-02 08:51:15,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_de4x5_private [2024-12-02 08:51:15,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_de4x5_private [2024-12-02 08:51:15,049 INFO L130 BoogieDeclarations]: Found specification of procedure getfrom_mii [2024-12-02 08:51:15,049 INFO L138 BoogieDeclarations]: Found implementation of procedure getfrom_mii [2024-12-02 08:51:15,050 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_switch_mac_port [2024-12-02 08:51:15,050 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_switch_mac_port [2024-12-02 08:51:15,050 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-12-02 08:51:15,050 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-12-02 08:51:15,050 INFO L130 BoogieDeclarations]: Found specification of procedure srom_latch [2024-12-02 08:51:15,050 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_latch [2024-12-02 08:51:15,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_69 [2024-12-02 08:51:15,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_69 [2024-12-02 08:51:15,051 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-12-02 08:51:15,051 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-12-02 08:51:15,051 INFO L130 BoogieDeclarations]: Found specification of procedure build_setup_frame [2024-12-02 08:51:15,051 INFO L138 BoogieDeclarations]: Found implementation of procedure build_setup_frame [2024-12-02 08:51:15,051 INFO L130 BoogieDeclarations]: Found specification of procedure type2_infoblock [2024-12-02 08:51:15,051 INFO L138 BoogieDeclarations]: Found implementation of procedure type2_infoblock [2024-12-02 08:51:15,051 INFO L130 BoogieDeclarations]: Found specification of procedure type0_infoblock [2024-12-02 08:51:15,051 INFO L138 BoogieDeclarations]: Found implementation of procedure type0_infoblock [2024-12-02 08:51:15,051 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2024-12-02 08:51:15,051 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2024-12-02 08:51:15,051 INFO L130 BoogieDeclarations]: Found specification of procedure DevicePresent [2024-12-02 08:51:15,051 INFO L138 BoogieDeclarations]: Found implementation of procedure DevicePresent [2024-12-02 08:51:15,051 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2024-12-02 08:51:15,052 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2024-12-02 08:51:15,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-12-02 08:51:15,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-12-02 08:51:15,052 INFO L130 BoogieDeclarations]: Found specification of procedure dc21143_infoleaf [2024-12-02 08:51:15,052 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21143_infoleaf [2024-12-02 08:51:15,052 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2024-12-02 08:51:15,052 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2024-12-02 08:51:15,052 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-12-02 08:51:15,052 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-12-02 08:51:15,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-12-02 08:51:15,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-12-02 08:51:15,052 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_sw_reset [2024-12-02 08:51:15,052 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_sw_reset [2024-12-02 08:51:15,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-02 08:51:15,052 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2024-12-02 08:51:15,052 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2024-12-02 08:51:15,053 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2024-12-02 08:51:15,053 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2024-12-02 08:51:15,053 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2024-12-02 08:51:15,053 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2024-12-02 08:51:15,053 INFO L130 BoogieDeclarations]: Found specification of procedure is_spd_100 [2024-12-02 08:51:15,053 INFO L138 BoogieDeclarations]: Found implementation of procedure is_spd_100 [2024-12-02 08:51:15,053 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-12-02 08:51:15,053 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-12-02 08:51:15,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-12-02 08:51:15,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-12-02 08:51:15,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-12-02 08:51:15,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-12-02 08:51:15,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-12-02 08:51:15,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-12-02 08:51:15,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-12-02 08:51:15,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-12-02 08:51:15,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-12-02 08:51:15,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-12-02 08:51:15,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-12-02 08:51:15,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-12-02 08:51:15,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-12-02 08:51:15,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-12-02 08:51:15,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-12-02 08:51:15,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-12-02 08:51:15,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-12-02 08:51:15,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-12-02 08:51:15,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-12-02 08:51:15,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-12-02 08:51:15,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-12-02 08:51:15,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-12-02 08:51:15,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-12-02 08:51:15,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2024-12-02 08:51:15,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2024-12-02 08:51:15,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2024-12-02 08:51:15,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2024-12-02 08:51:15,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#27 [2024-12-02 08:51:15,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#28 [2024-12-02 08:51:15,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#29 [2024-12-02 08:51:15,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#30 [2024-12-02 08:51:15,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#31 [2024-12-02 08:51:15,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#32 [2024-12-02 08:51:15,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#33 [2024-12-02 08:51:15,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#34 [2024-12-02 08:51:15,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#35 [2024-12-02 08:51:15,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#36 [2024-12-02 08:51:15,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#37 [2024-12-02 08:51:15,056 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-12-02 08:51:15,056 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-12-02 08:51:15,056 INFO L130 BoogieDeclarations]: Found specification of procedure sendto_mii [2024-12-02 08:51:15,056 INFO L138 BoogieDeclarations]: Found implementation of procedure sendto_mii [2024-12-02 08:51:15,056 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_free_rx_buffs [2024-12-02 08:51:15,056 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_free_rx_buffs [2024-12-02 08:51:15,056 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-12-02 08:51:15,056 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-12-02 08:51:15,056 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-12-02 08:51:15,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-12-02 08:51:15,056 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2024-12-02 08:51:15,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2024-12-02 08:51:15,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-12-02 08:51:15,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-12-02 08:51:15,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-12-02 08:51:15,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-12-02 08:51:15,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-12-02 08:51:15,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-12-02 08:51:15,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-12-02 08:51:15,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-12-02 08:51:15,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-12-02 08:51:15,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-12-02 08:51:15,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-12-02 08:51:15,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-12-02 08:51:15,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-12-02 08:51:15,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-12-02 08:51:15,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-12-02 08:51:15,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-12-02 08:51:15,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-12-02 08:51:15,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-12-02 08:51:15,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-12-02 08:51:15,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-12-02 08:51:15,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-12-02 08:51:15,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-12-02 08:51:15,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-12-02 08:51:15,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-12-02 08:51:15,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-12-02 08:51:15,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-12-02 08:51:15,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-12-02 08:51:15,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2024-12-02 08:51:15,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2024-12-02 08:51:15,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2024-12-02 08:51:15,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#30 [2024-12-02 08:51:15,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#31 [2024-12-02 08:51:15,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#32 [2024-12-02 08:51:15,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#33 [2024-12-02 08:51:15,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#34 [2024-12-02 08:51:15,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#35 [2024-12-02 08:51:15,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#36 [2024-12-02 08:51:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#37 [2024-12-02 08:51:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-12-02 08:51:15,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-12-02 08:51:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-12-02 08:51:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-12-02 08:51:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-12-02 08:51:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-12-02 08:51:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-12-02 08:51:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-12-02 08:51:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-12-02 08:51:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-12-02 08:51:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-12-02 08:51:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-12-02 08:51:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-12-02 08:51:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-12-02 08:51:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-12-02 08:51:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-12-02 08:51:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-12-02 08:51:15,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-12-02 08:51:15,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-12-02 08:51:15,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-12-02 08:51:15,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-12-02 08:51:15,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-12-02 08:51:15,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-12-02 08:51:15,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-12-02 08:51:15,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-12-02 08:51:15,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-12-02 08:51:15,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-12-02 08:51:15,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-12-02 08:51:15,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-12-02 08:51:15,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-12-02 08:51:15,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2024-12-02 08:51:15,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2024-12-02 08:51:15,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2024-12-02 08:51:15,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2024-12-02 08:51:15,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#32 [2024-12-02 08:51:15,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#33 [2024-12-02 08:51:15,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#34 [2024-12-02 08:51:15,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#35 [2024-12-02 08:51:15,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#36 [2024-12-02 08:51:15,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#37 [2024-12-02 08:51:15,061 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-12-02 08:51:15,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-12-02 08:51:15,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-12-02 08:51:15,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-12-02 08:51:15,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-12-02 08:51:15,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-12-02 08:51:15,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-12-02 08:51:15,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-12-02 08:51:15,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-12-02 08:51:15,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-12-02 08:51:15,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-12-02 08:51:15,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-12-02 08:51:15,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-12-02 08:51:15,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-12-02 08:51:15,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-12-02 08:51:15,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-12-02 08:51:15,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-12-02 08:51:15,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-12-02 08:51:15,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-12-02 08:51:15,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-12-02 08:51:15,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-12-02 08:51:15,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-12-02 08:51:15,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-12-02 08:51:15,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2024-12-02 08:51:15,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2024-12-02 08:51:15,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2024-12-02 08:51:15,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#24 [2024-12-02 08:51:15,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#25 [2024-12-02 08:51:15,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#26 [2024-12-02 08:51:15,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#27 [2024-12-02 08:51:15,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#28 [2024-12-02 08:51:15,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#29 [2024-12-02 08:51:15,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#30 [2024-12-02 08:51:15,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#31 [2024-12-02 08:51:15,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#32 [2024-12-02 08:51:15,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#33 [2024-12-02 08:51:15,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#34 [2024-12-02 08:51:15,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#35 [2024-12-02 08:51:15,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#36 [2024-12-02 08:51:15,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#37 [2024-12-02 08:51:15,063 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-12-02 08:51:15,063 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-12-02 08:51:15,063 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-12-02 08:51:15,063 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-12-02 08:51:15,063 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-12-02 08:51:15,063 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-12-02 08:51:15,063 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-12-02 08:51:15,064 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-12-02 08:51:15,064 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-12-02 08:51:15,064 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-12-02 08:51:15,064 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-12-02 08:51:15,064 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-12-02 08:51:15,064 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-12-02 08:51:15,064 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-12-02 08:51:15,064 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-12-02 08:51:15,064 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-12-02 08:51:15,064 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-12-02 08:51:15,064 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-12-02 08:51:15,064 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-12-02 08:51:15,064 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-12-02 08:51:15,064 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-12-02 08:51:15,064 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2024-12-02 08:51:15,064 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2024-12-02 08:51:15,064 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2024-12-02 08:51:15,064 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#24 [2024-12-02 08:51:15,064 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#25 [2024-12-02 08:51:15,064 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#26 [2024-12-02 08:51:15,064 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#27 [2024-12-02 08:51:15,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#28 [2024-12-02 08:51:15,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#29 [2024-12-02 08:51:15,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#30 [2024-12-02 08:51:15,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#31 [2024-12-02 08:51:15,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#32 [2024-12-02 08:51:15,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#33 [2024-12-02 08:51:15,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#34 [2024-12-02 08:51:15,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#35 [2024-12-02 08:51:15,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#36 [2024-12-02 08:51:15,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#37 [2024-12-02 08:51:15,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-12-02 08:51:15,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-12-02 08:51:15,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-12-02 08:51:15,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-12-02 08:51:15,065 INFO L130 BoogieDeclarations]: Found specification of procedure ping_media [2024-12-02 08:51:15,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ping_media [2024-12-02 08:51:15,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-12-02 08:51:15,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-12-02 08:51:15,065 INFO L130 BoogieDeclarations]: Found specification of procedure srom_autoconf [2024-12-02 08:51:15,065 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_autoconf [2024-12-02 08:51:15,065 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-12-02 08:51:15,065 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-12-02 08:51:15,066 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-12-02 08:51:15,066 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-12-02 08:51:15,066 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_tx [2024-12-02 08:51:15,066 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_tx [2024-12-02 08:51:15,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-12-02 08:51:15,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-12-02 08:51:15,066 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2024-12-02 08:51:15,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2024-12-02 08:51:15,066 INFO L130 BoogieDeclarations]: Found specification of procedure srom_rd [2024-12-02 08:51:15,066 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_rd [2024-12-02 08:51:15,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-02 08:51:15,066 INFO L130 BoogieDeclarations]: Found specification of procedure SetMulticastFilter [2024-12-02 08:51:15,066 INFO L138 BoogieDeclarations]: Found implementation of procedure SetMulticastFilter [2024-12-02 08:51:15,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 08:51:15,066 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_ioctl [2024-12-02 08:51:15,066 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_ioctl [2024-12-02 08:51:15,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-12-02 08:51:15,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-12-02 08:51:15,066 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-12-02 08:51:15,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-12-02 08:51:15,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-12-02 08:51:15,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-12-02 08:51:15,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-12-02 08:51:15,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-12-02 08:51:15,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-12-02 08:51:15,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-12-02 08:51:15,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-12-02 08:51:15,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-12-02 08:51:15,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-12-02 08:51:15,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-12-02 08:51:15,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-12-02 08:51:15,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-12-02 08:51:15,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-12-02 08:51:15,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-12-02 08:51:15,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-12-02 08:51:15,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-12-02 08:51:15,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-12-02 08:51:15,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-12-02 08:51:15,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-12-02 08:51:15,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-12-02 08:51:15,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-12-02 08:51:15,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-12-02 08:51:15,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-12-02 08:51:15,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-12-02 08:51:15,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-12-02 08:51:15,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-12-02 08:51:15,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-12-02 08:51:15,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2024-12-02 08:51:15,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2024-12-02 08:51:15,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2024-12-02 08:51:15,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#30 [2024-12-02 08:51:15,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#31 [2024-12-02 08:51:15,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#32 [2024-12-02 08:51:15,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#33 [2024-12-02 08:51:15,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#34 [2024-12-02 08:51:15,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#35 [2024-12-02 08:51:15,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#36 [2024-12-02 08:51:15,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#37 [2024-12-02 08:51:15,068 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-12-02 08:51:15,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-12-02 08:51:15,068 INFO L130 BoogieDeclarations]: Found specification of procedure getfrom_srom [2024-12-02 08:51:15,068 INFO L138 BoogieDeclarations]: Found implementation of procedure getfrom_srom [2024-12-02 08:51:15,068 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2024-12-02 08:51:15,068 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2024-12-02 08:51:15,069 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-12-02 08:51:15,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-12-02 08:51:15,069 INFO L130 BoogieDeclarations]: Found specification of procedure mii_swap [2024-12-02 08:51:15,069 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_swap [2024-12-02 08:51:15,069 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_reset_phy [2024-12-02 08:51:15,069 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_reset_phy [2024-12-02 08:51:15,069 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_putb_cache [2024-12-02 08:51:15,069 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_putb_cache [2024-12-02 08:51:15,069 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-12-02 08:51:15,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-12-02 08:51:15,069 INFO L130 BoogieDeclarations]: Found specification of procedure dc21142_infoleaf [2024-12-02 08:51:15,069 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21142_infoleaf [2024-12-02 08:51:15,069 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-12-02 08:51:15,069 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-12-02 08:51:15,069 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_get_stats [2024-12-02 08:51:15,069 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_get_stats [2024-12-02 08:51:15,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-12-02 08:51:15,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-12-02 08:51:15,069 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2024-12-02 08:51:15,069 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2024-12-02 08:51:15,070 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_init_connection [2024-12-02 08:51:15,070 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_init_connection [2024-12-02 08:51:15,070 INFO L130 BoogieDeclarations]: Found specification of procedure mii_wr [2024-12-02 08:51:15,070 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_wr [2024-12-02 08:51:15,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 08:51:15,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 08:51:15,070 INFO L130 BoogieDeclarations]: Found specification of procedure dc21040_state [2024-12-02 08:51:15,070 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21040_state [2024-12-02 08:51:15,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2024-12-02 08:51:15,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2024-12-02 08:51:15,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2024-12-02 08:51:15,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2024-12-02 08:51:15,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2024-12-02 08:51:15,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2024-12-02 08:51:15,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2024-12-02 08:51:15,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2024-12-02 08:51:15,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2024-12-02 08:51:15,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2024-12-02 08:51:15,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2024-12-02 08:51:15,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2024-12-02 08:51:15,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2024-12-02 08:51:15,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2024-12-02 08:51:15,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2024-12-02 08:51:15,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2024-12-02 08:51:15,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2024-12-02 08:51:15,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2024-12-02 08:51:15,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#18 [2024-12-02 08:51:15,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#19 [2024-12-02 08:51:15,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#20 [2024-12-02 08:51:15,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#21 [2024-12-02 08:51:15,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#22 [2024-12-02 08:51:15,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#23 [2024-12-02 08:51:15,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#24 [2024-12-02 08:51:15,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#25 [2024-12-02 08:51:15,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#26 [2024-12-02 08:51:15,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#27 [2024-12-02 08:51:15,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#28 [2024-12-02 08:51:15,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#29 [2024-12-02 08:51:15,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#30 [2024-12-02 08:51:15,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#31 [2024-12-02 08:51:15,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#32 [2024-12-02 08:51:15,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#33 [2024-12-02 08:51:15,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#34 [2024-12-02 08:51:15,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#35 [2024-12-02 08:51:15,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#36 [2024-12-02 08:51:15,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#37 [2024-12-02 08:51:15,072 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2024-12-02 08:51:15,072 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2024-12-02 08:51:15,072 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2024-12-02 08:51:15,072 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2024-12-02 08:51:15,072 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2024-12-02 08:51:15,072 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2024-12-02 08:51:15,072 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2024-12-02 08:51:15,072 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2024-12-02 08:51:15,072 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2024-12-02 08:51:15,072 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2024-12-02 08:51:15,072 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2024-12-02 08:51:15,072 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2024-12-02 08:51:15,073 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2024-12-02 08:51:15,073 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2024-12-02 08:51:15,073 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2024-12-02 08:51:15,073 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2024-12-02 08:51:15,073 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2024-12-02 08:51:15,073 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2024-12-02 08:51:15,073 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#18 [2024-12-02 08:51:15,073 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#19 [2024-12-02 08:51:15,073 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#20 [2024-12-02 08:51:15,073 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#21 [2024-12-02 08:51:15,073 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#22 [2024-12-02 08:51:15,073 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#23 [2024-12-02 08:51:15,073 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#24 [2024-12-02 08:51:15,073 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#25 [2024-12-02 08:51:15,073 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#26 [2024-12-02 08:51:15,073 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#27 [2024-12-02 08:51:15,073 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#28 [2024-12-02 08:51:15,073 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#29 [2024-12-02 08:51:15,073 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#30 [2024-12-02 08:51:15,073 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#31 [2024-12-02 08:51:15,073 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#32 [2024-12-02 08:51:15,073 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#33 [2024-12-02 08:51:15,073 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#34 [2024-12-02 08:51:15,074 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#35 [2024-12-02 08:51:15,074 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#36 [2024-12-02 08:51:15,074 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#37 [2024-12-02 08:51:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure type3_infoblock [2024-12-02 08:51:15,074 INFO L138 BoogieDeclarations]: Found implementation of procedure type3_infoblock [2024-12-02 08:51:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-12-02 08:51:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-12-02 08:51:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-12-02 08:51:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-12-02 08:51:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-12-02 08:51:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-12-02 08:51:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-12-02 08:51:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-12-02 08:51:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-12-02 08:51:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-12-02 08:51:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-12-02 08:51:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-12-02 08:51:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-12-02 08:51:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-12-02 08:51:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-12-02 08:51:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-12-02 08:51:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-12-02 08:51:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-12-02 08:51:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-12-02 08:51:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-12-02 08:51:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-12-02 08:51:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-12-02 08:51:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-12-02 08:51:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2024-12-02 08:51:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2024-12-02 08:51:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2024-12-02 08:51:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2024-12-02 08:51:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#27 [2024-12-02 08:51:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#28 [2024-12-02 08:51:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#29 [2024-12-02 08:51:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#30 [2024-12-02 08:51:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#31 [2024-12-02 08:51:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#32 [2024-12-02 08:51:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#33 [2024-12-02 08:51:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#34 [2024-12-02 08:51:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#35 [2024-12-02 08:51:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#36 [2024-12-02 08:51:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#37 [2024-12-02 08:51:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-12-02 08:51:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-12-02 08:51:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-12-02 08:51:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-12-02 08:51:15,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-12-02 08:51:15,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-12-02 08:51:15,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-12-02 08:51:15,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-12-02 08:51:15,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-12-02 08:51:15,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-12-02 08:51:15,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-12-02 08:51:15,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-12-02 08:51:15,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-12-02 08:51:15,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-12-02 08:51:15,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-12-02 08:51:15,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-12-02 08:51:15,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-12-02 08:51:15,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-12-02 08:51:15,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-12-02 08:51:15,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-12-02 08:51:15,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-12-02 08:51:15,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-12-02 08:51:15,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-12-02 08:51:15,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-12-02 08:51:15,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-12-02 08:51:15,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-12-02 08:51:15,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2024-12-02 08:51:15,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2024-12-02 08:51:15,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2024-12-02 08:51:15,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#29 [2024-12-02 08:51:15,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#30 [2024-12-02 08:51:15,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#31 [2024-12-02 08:51:15,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#32 [2024-12-02 08:51:15,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#33 [2024-12-02 08:51:15,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#34 [2024-12-02 08:51:15,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#35 [2024-12-02 08:51:15,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#36 [2024-12-02 08:51:15,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#37 [2024-12-02 08:51:15,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-12-02 08:51:15,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-12-02 08:51:15,078 INFO L130 BoogieDeclarations]: Found specification of procedure reset_init_sia [2024-12-02 08:51:15,078 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_init_sia [2024-12-02 08:51:15,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-12-02 08:51:15,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-12-02 08:51:15,078 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2024-12-02 08:51:15,078 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2024-12-02 08:51:15,078 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_alloc_rx_buff [2024-12-02 08:51:15,078 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_alloc_rx_buff [2024-12-02 08:51:15,078 INFO L130 BoogieDeclarations]: Found specification of procedure test_for_100Mb [2024-12-02 08:51:15,078 INFO L138 BoogieDeclarations]: Found implementation of procedure test_for_100Mb [2024-12-02 08:51:15,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-12-02 08:51:15,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-12-02 08:51:15,078 INFO L130 BoogieDeclarations]: Found specification of procedure type5_infoblock [2024-12-02 08:51:15,078 INFO L138 BoogieDeclarations]: Found implementation of procedure type5_infoblock [2024-12-02 08:51:15,078 INFO L130 BoogieDeclarations]: Found specification of procedure load_packet [2024-12-02 08:51:15,078 INFO L138 BoogieDeclarations]: Found implementation of procedure load_packet [2024-12-02 08:51:15,078 INFO L130 BoogieDeclarations]: Found specification of procedure dc21140m_autoconf [2024-12-02 08:51:15,078 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21140m_autoconf [2024-12-02 08:51:15,078 INFO L130 BoogieDeclarations]: Found specification of procedure is_100_up [2024-12-02 08:51:15,078 INFO L138 BoogieDeclarations]: Found implementation of procedure is_100_up [2024-12-02 08:51:15,078 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_open [2024-12-02 08:51:15,079 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_open [2024-12-02 08:51:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-12-02 08:51:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-12-02 08:51:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-12-02 08:51:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-12-02 08:51:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-12-02 08:51:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-12-02 08:51:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-12-02 08:51:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-12-02 08:51:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-12-02 08:51:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-12-02 08:51:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-12-02 08:51:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-12-02 08:51:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-12-02 08:51:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-12-02 08:51:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-12-02 08:51:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-12-02 08:51:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-12-02 08:51:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-12-02 08:51:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-12-02 08:51:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-12-02 08:51:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-12-02 08:51:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-12-02 08:51:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2024-12-02 08:51:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2024-12-02 08:51:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2024-12-02 08:51:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2024-12-02 08:51:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2024-12-02 08:51:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#27 [2024-12-02 08:51:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#28 [2024-12-02 08:51:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#29 [2024-12-02 08:51:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#30 [2024-12-02 08:51:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#31 [2024-12-02 08:51:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#32 [2024-12-02 08:51:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#33 [2024-12-02 08:51:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#34 [2024-12-02 08:51:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#35 [2024-12-02 08:51:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#36 [2024-12-02 08:51:15,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#37 [2024-12-02 08:51:15,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-12-02 08:51:15,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-12-02 08:51:15,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-12-02 08:51:15,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-12-02 08:51:15,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-12-02 08:51:15,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-12-02 08:51:15,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-12-02 08:51:15,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-12-02 08:51:15,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-12-02 08:51:15,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-12-02 08:51:15,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-12-02 08:51:15,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-12-02 08:51:15,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-12-02 08:51:15,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-12-02 08:51:15,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-12-02 08:51:15,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-12-02 08:51:15,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-12-02 08:51:15,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-12-02 08:51:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-12-02 08:51:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-12-02 08:51:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-12-02 08:51:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-12-02 08:51:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2024-12-02 08:51:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2024-12-02 08:51:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2024-12-02 08:51:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2024-12-02 08:51:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2024-12-02 08:51:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#27 [2024-12-02 08:51:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#28 [2024-12-02 08:51:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#29 [2024-12-02 08:51:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#30 [2024-12-02 08:51:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#31 [2024-12-02 08:51:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#32 [2024-12-02 08:51:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#33 [2024-12-02 08:51:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#34 [2024-12-02 08:51:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#35 [2024-12-02 08:51:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#36 [2024-12-02 08:51:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#37 [2024-12-02 08:51:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ta [2024-12-02 08:51:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ta [2024-12-02 08:51:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-12-02 08:51:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-12-02 08:51:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure dc21040_autoconf [2024-12-02 08:51:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21040_autoconf [2024-12-02 08:51:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2024-12-02 08:51:15,084 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2024-12-02 08:51:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure test_mii_reg [2024-12-02 08:51:15,084 INFO L138 BoogieDeclarations]: Found implementation of procedure test_mii_reg [2024-12-02 08:51:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_cache_state [2024-12-02 08:51:15,084 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_cache_state [2024-12-02 08:51:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2024-12-02 08:51:15,084 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2024-12-02 08:51:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_pci_remove [2024-12-02 08:51:15,084 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_pci_remove [2024-12-02 08:51:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-02 08:51:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_dbg_media [2024-12-02 08:51:15,084 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_dbg_media [2024-12-02 08:51:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure autoconf_media [2024-12-02 08:51:15,084 INFO L138 BoogieDeclarations]: Found implementation of procedure autoconf_media [2024-12-02 08:51:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure dc21041_autoconf [2024-12-02 08:51:15,084 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21041_autoconf [2024-12-02 08:51:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure mii_rd [2024-12-02 08:51:15,084 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_rd [2024-12-02 08:51:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-12-02 08:51:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-12-02 08:51:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-12-02 08:51:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-12-02 08:51:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-12-02 08:51:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-12-02 08:51:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-12-02 08:51:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-12-02 08:51:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-12-02 08:51:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-12-02 08:51:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-12-02 08:51:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-12-02 08:51:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-12-02 08:51:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-12-02 08:51:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-12-02 08:51:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-12-02 08:51:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-12-02 08:51:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-12-02 08:51:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-12-02 08:51:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-12-02 08:51:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-12-02 08:51:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-12-02 08:51:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-12-02 08:51:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-12-02 08:51:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-12-02 08:51:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-12-02 08:51:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-12-02 08:51:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2024-12-02 08:51:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2024-12-02 08:51:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2024-12-02 08:51:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#30 [2024-12-02 08:51:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#31 [2024-12-02 08:51:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#32 [2024-12-02 08:51:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#33 [2024-12-02 08:51:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#34 [2024-12-02 08:51:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#35 [2024-12-02 08:51:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#36 [2024-12-02 08:51:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#37 [2024-12-02 08:51:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_ast [2024-12-02 08:51:15,086 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_ast [2024-12-02 08:51:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2024-12-02 08:51:15,086 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2024-12-02 08:51:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u_char~0~X~$Pointer$~TO~int [2024-12-02 08:51:15,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u_char~0~X~$Pointer$~TO~int [2024-12-02 08:51:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-12-02 08:51:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-12-02 08:51:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-12-02 08:51:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-12-02 08:51:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-12-02 08:51:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-12-02 08:51:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-12-02 08:51:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-12-02 08:51:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-12-02 08:51:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-12-02 08:51:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-12-02 08:51:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-12-02 08:51:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-12-02 08:51:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-12-02 08:51:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-12-02 08:51:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-12-02 08:51:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-12-02 08:51:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-12-02 08:51:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-12-02 08:51:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-12-02 08:51:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-12-02 08:51:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-12-02 08:51:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-12-02 08:51:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-12-02 08:51:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-12-02 08:51:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2024-12-02 08:51:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2024-12-02 08:51:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#27 [2024-12-02 08:51:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#28 [2024-12-02 08:51:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#29 [2024-12-02 08:51:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#30 [2024-12-02 08:51:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#31 [2024-12-02 08:51:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#32 [2024-12-02 08:51:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#33 [2024-12-02 08:51:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#34 [2024-12-02 08:51:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#35 [2024-12-02 08:51:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#36 [2024-12-02 08:51:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#37 [2024-12-02 08:51:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-12-02 08:51:15,087 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-12-02 08:51:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure is_10_up [2024-12-02 08:51:15,087 INFO L138 BoogieDeclarations]: Found implementation of procedure is_10_up [2024-12-02 08:51:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-12-02 08:51:15,087 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-12-02 08:51:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-12-02 08:51:15,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-12-02 08:51:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2024-12-02 08:51:15,087 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2024-12-02 08:51:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure is_anc_capable [2024-12-02 08:51:15,088 INFO L138 BoogieDeclarations]: Found implementation of procedure is_anc_capable [2024-12-02 08:51:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure type1_infoblock [2024-12-02 08:51:15,088 INFO L138 BoogieDeclarations]: Found implementation of procedure type1_infoblock [2024-12-02 08:51:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-12-02 08:51:15,088 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-12-02 08:51:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-12-02 08:51:15,088 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-12-02 08:51:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2024-12-02 08:51:15,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2024-12-02 08:51:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure dc21140_infoleaf [2024-12-02 08:51:15,088 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21140_infoleaf [2024-12-02 08:51:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-12-02 08:51:15,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-12-02 08:51:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2024-12-02 08:51:15,088 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2024-12-02 08:51:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_queue_pkt [2024-12-02 08:51:15,088 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_queue_pkt [2024-12-02 08:51:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure test_media [2024-12-02 08:51:15,088 INFO L138 BoogieDeclarations]: Found implementation of procedure test_media [2024-12-02 08:51:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_free_tx_buffs [2024-12-02 08:51:15,088 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_free_tx_buffs [2024-12-02 08:51:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_insert [2024-12-02 08:51:15,088 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_insert [2024-12-02 08:51:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-12-02 08:51:15,088 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-12-02 08:51:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-12-02 08:51:15,088 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-12-02 08:51:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-12-02 08:51:15,089 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-12-02 08:51:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_init [2024-12-02 08:51:15,089 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_init [2024-12-02 08:51:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-12-02 08:51:15,089 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-12-02 08:51:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_73 [2024-12-02 08:51:15,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_73 [2024-12-02 08:51:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure dc21041_infoleaf [2024-12-02 08:51:15,089 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21041_infoleaf [2024-12-02 08:51:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-12-02 08:51:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-12-02 08:51:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-12-02 08:51:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-12-02 08:51:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-12-02 08:51:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-12-02 08:51:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-12-02 08:51:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-12-02 08:51:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-12-02 08:51:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-12-02 08:51:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-12-02 08:51:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-12-02 08:51:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-12-02 08:51:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-12-02 08:51:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-12-02 08:51:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-12-02 08:51:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-12-02 08:51:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-12-02 08:51:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-12-02 08:51:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-12-02 08:51:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-12-02 08:51:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-12-02 08:51:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-12-02 08:51:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-12-02 08:51:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-12-02 08:51:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-12-02 08:51:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-12-02 08:51:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-12-02 08:51:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2024-12-02 08:51:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2024-12-02 08:51:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2024-12-02 08:51:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2024-12-02 08:51:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#32 [2024-12-02 08:51:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#33 [2024-12-02 08:51:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#34 [2024-12-02 08:51:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#35 [2024-12-02 08:51:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#36 [2024-12-02 08:51:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#37 [2024-12-02 08:51:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure srom_exec [2024-12-02 08:51:15,090 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_exec [2024-12-02 08:51:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-12-02 08:51:15,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-12-02 08:51:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure gep_wr [2024-12-02 08:51:15,090 INFO L138 BoogieDeclarations]: Found implementation of procedure gep_wr [2024-12-02 08:51:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-12-02 08:51:15,090 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-12-02 08:51:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure sendto_srom [2024-12-02 08:51:15,090 INFO L138 BoogieDeclarations]: Found implementation of procedure sendto_srom [2024-12-02 08:51:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-12-02 08:51:15,090 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-12-02 08:51:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_get_cache [2024-12-02 08:51:15,091 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_get_cache [2024-12-02 08:51:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_suspect_state [2024-12-02 08:51:15,091 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_suspect_state [2024-12-02 08:51:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_dbg_mii [2024-12-02 08:51:15,091 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_dbg_mii [2024-12-02 08:51:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure compact_infoblock [2024-12-02 08:51:15,091 INFO L138 BoogieDeclarations]: Found implementation of procedure compact_infoblock [2024-12-02 08:51:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-12-02 08:51:15,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-12-02 08:51:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure gep_rd [2024-12-02 08:51:15,091 INFO L138 BoogieDeclarations]: Found implementation of procedure gep_rd [2024-12-02 08:51:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure mii_address [2024-12-02 08:51:15,091 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_address [2024-12-02 08:51:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_free_tx_buff [2024-12-02 08:51:15,091 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_free_tx_buff [2024-12-02 08:51:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_setup_intr [2024-12-02 08:51:15,091 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_setup_intr [2024-12-02 08:51:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_save_skbs [2024-12-02 08:51:15,091 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_save_skbs [2024-12-02 08:51:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure dc2114x_autoconf [2024-12-02 08:51:15,091 INFO L138 BoogieDeclarations]: Found implementation of procedure dc2114x_autoconf [2024-12-02 08:51:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-12-02 08:51:15,091 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-12-02 08:51:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure srom_map_media [2024-12-02 08:51:15,091 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_map_media [2024-12-02 08:51:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_strncmp [2024-12-02 08:51:15,091 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_strncmp [2024-12-02 08:51:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2024-12-02 08:51:15,091 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2024-12-02 08:51:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_close [2024-12-02 08:51:15,092 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_close [2024-12-02 08:51:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure yawn [2024-12-02 08:51:15,092 INFO L138 BoogieDeclarations]: Found implementation of procedure yawn [2024-12-02 08:51:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure mii_wdata [2024-12-02 08:51:15,092 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_wdata [2024-12-02 08:51:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 08:51:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-12-02 08:51:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-12-02 08:51:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-12-02 08:51:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-12-02 08:51:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-12-02 08:51:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-12-02 08:51:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-12-02 08:51:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-12-02 08:51:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-12-02 08:51:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-12-02 08:51:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-12-02 08:51:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-12-02 08:51:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-12-02 08:51:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-12-02 08:51:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-12-02 08:51:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-12-02 08:51:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-12-02 08:51:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-12-02 08:51:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-12-02 08:51:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-12-02 08:51:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-12-02 08:51:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-12-02 08:51:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-12-02 08:51:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-12-02 08:51:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-12-02 08:51:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-12-02 08:51:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-12-02 08:51:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2024-12-02 08:51:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2024-12-02 08:51:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2024-12-02 08:51:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2024-12-02 08:51:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#32 [2024-12-02 08:51:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#33 [2024-12-02 08:51:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#34 [2024-12-02 08:51:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#35 [2024-12-02 08:51:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#36 [2024-12-02 08:51:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#37 [2024-12-02 08:51:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-12-02 08:51:15,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-12-02 08:51:16,575 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 08:51:16,579 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 08:51:29,438 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-12-02 08:51:57,140 INFO L? ?]: Removed 6046 outVars from TransFormulas that were not future-live. [2024-12-02 08:51:57,140 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 08:51:57,203 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 08:51:57,203 INFO L312 CfgBuilder]: Removed 55 assume(true) statements. [2024-12-02 08:51:57,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:51:57 BoogieIcfgContainer [2024-12-02 08:51:57,204 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 08:51:57,207 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 08:51:57,207 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 08:51:57,211 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 08:51:57,211 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:51:08" (1/3) ... [2024-12-02 08:51:57,211 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53402367 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:51:57, skipping insertion in model container [2024-12-02 08:51:57,212 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:51:12" (2/3) ... [2024-12-02 08:51:57,212 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53402367 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:51:57, skipping insertion in model container [2024-12-02 08:51:57,212 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:51:57" (3/3) ... [2024-12-02 08:51:57,213 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i [2024-12-02 08:51:57,224 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 08:51:57,227 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i that has 264 procedures, 5831 locations, 1 initial locations, 153 loop locations, and 3 error locations. [2024-12-02 08:51:57,338 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 08:51:57,348 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;@4dff1c33, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 08:51:57,348 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-12-02 08:51:57,360 INFO L276 IsEmpty]: Start isEmpty. Operand has 5312 states, 4129 states have (on average 1.4066359893436668) internal successors, (5808), 4206 states have internal predecessors, (5808), 1044 states have call successors, (1044), 152 states have call predecessors, (1044), 151 states have return successors, (1035), 1021 states have call predecessors, (1035), 1035 states have call successors, (1035) [2024-12-02 08:51:57,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-02 08:51:57,366 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:51:57,367 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] [2024-12-02 08:51:57,367 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)] === [2024-12-02 08:51:57,371 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:51:57,371 INFO L85 PathProgramCache]: Analyzing trace with hash -581296033, now seen corresponding path program 1 times [2024-12-02 08:51:57,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:51:57,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504192348] [2024-12-02 08:51:57,377 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:51:57,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:52:02,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:52:03,972 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-02 08:52:03,973 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:52:03,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504192348] [2024-12-02 08:52:03,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504192348] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:52:03,973 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:52:03,974 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 08:52:03,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591421699] [2024-12-02 08:52:03,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:52:03,980 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 08:52:03,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:52:03,999 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 08:52:04,000 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:52:04,011 INFO L87 Difference]: Start difference. First operand has 5312 states, 4129 states have (on average 1.4066359893436668) internal successors, (5808), 4206 states have internal predecessors, (5808), 1044 states have call successors, (1044), 152 states have call predecessors, (1044), 151 states have return successors, (1035), 1021 states have call predecessors, (1035), 1035 states have call successors, (1035) Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-12-02 08:52:04,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:52:04,914 INFO L93 Difference]: Finished difference Result 10551 states and 15980 transitions. [2024-12-02 08:52:04,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 08:52:04,917 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 48 [2024-12-02 08:52:04,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:52:04,996 INFO L225 Difference]: With dead ends: 10551 [2024-12-02 08:52:04,996 INFO L226 Difference]: Without dead ends: 5250 [2024-12-02 08:52:05,067 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 [2024-12-02 08:52:05,072 INFO L435 NwaCegarLoop]: 7739 mSDtfsCounter, 7726 mSDsluCounter, 15464 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7727 SdHoareTripleChecker+Valid, 23203 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 08:52:05,073 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7727 Valid, 23203 Invalid, 22 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 08:52:05,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5250 states. [2024-12-02 08:52:05,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5250 to 5250. [2024-12-02 08:52:05,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5250 states, 4077 states have (on average 1.3948982094677458) internal successors, (5687), 4135 states have internal predecessors, (5687), 1019 states have call successors, (1019), 152 states have call predecessors, (1019), 151 states have return successors, (1016), 1002 states have call predecessors, (1016), 1016 states have call successors, (1016) [2024-12-02 08:52:05,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5250 states to 5250 states and 7722 transitions. [2024-12-02 08:52:05,470 INFO L78 Accepts]: Start accepts. Automaton has 5250 states and 7722 transitions. Word has length 48 [2024-12-02 08:52:05,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:52:05,471 INFO L471 AbstractCegarLoop]: Abstraction has 5250 states and 7722 transitions. [2024-12-02 08:52:05,471 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-12-02 08:52:05,471 INFO L276 IsEmpty]: Start isEmpty. Operand 5250 states and 7722 transitions. [2024-12-02 08:52:05,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-02 08:52:05,473 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:52:05,473 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] [2024-12-02 08:52:05,474 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-02 08:52:05,474 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)] === [2024-12-02 08:52:05,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:52:05,474 INFO L85 PathProgramCache]: Analyzing trace with hash 1078338082, now seen corresponding path program 1 times [2024-12-02 08:52:05,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:52:05,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566149339] [2024-12-02 08:52:05,475 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:52:05,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:52:10,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:52:11,305 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-02 08:52:11,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:52:11,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566149339] [2024-12-02 08:52:11,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566149339] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:52:11,306 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:52:11,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 08:52:11,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066975978] [2024-12-02 08:52:11,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:52:11,307 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 08:52:11,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:52:11,308 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 08:52:11,308 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:52:11,309 INFO L87 Difference]: Start difference. First operand 5250 states and 7722 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (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) [2024-12-02 08:52:11,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:52:11,801 INFO L93 Difference]: Finished difference Result 5256 states and 7727 transitions. [2024-12-02 08:52:11,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 08:52:11,801 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (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 53 [2024-12-02 08:52:11,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:52:11,827 INFO L225 Difference]: With dead ends: 5256 [2024-12-02 08:52:11,827 INFO L226 Difference]: Without dead ends: 5254 [2024-12-02 08:52:11,830 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 [2024-12-02 08:52:11,830 INFO L435 NwaCegarLoop]: 7719 mSDtfsCounter, 7699 mSDsluCounter, 15419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7700 SdHoareTripleChecker+Valid, 23138 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 [2024-12-02 08:52:11,831 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7700 Valid, 23138 Invalid, 23 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 08:52:11,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5254 states. [2024-12-02 08:52:11,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5254 to 5254. [2024-12-02 08:52:12,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5254 states, 4080 states have (on average 1.3946078431372548) internal successors, (5690), 4138 states have internal predecessors, (5690), 1019 states have call successors, (1019), 153 states have call predecessors, (1019), 152 states have return successors, (1016), 1002 states have call predecessors, (1016), 1016 states have call successors, (1016) [2024-12-02 08:52:12,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5254 states to 5254 states and 7725 transitions. [2024-12-02 08:52:12,038 INFO L78 Accepts]: Start accepts. Automaton has 5254 states and 7725 transitions. Word has length 53 [2024-12-02 08:52:12,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:52:12,039 INFO L471 AbstractCegarLoop]: Abstraction has 5254 states and 7725 transitions. [2024-12-02 08:52:12,039 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (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) [2024-12-02 08:52:12,039 INFO L276 IsEmpty]: Start isEmpty. Operand 5254 states and 7725 transitions. [2024-12-02 08:52:12,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-02 08:52:12,041 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:52:12,041 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] [2024-12-02 08:52:12,041 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 08:52:12,041 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)] === [2024-12-02 08:52:12,041 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:52:12,042 INFO L85 PathProgramCache]: Analyzing trace with hash -762258945, now seen corresponding path program 1 times [2024-12-02 08:52:12,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:52:12,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326363826] [2024-12-02 08:52:12,042 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:52:12,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:52:16,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:52:17,626 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-12-02 08:52:17,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:52:17,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326363826] [2024-12-02 08:52:17,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1326363826] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:52:17,626 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:52:17,626 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 08:52:17,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768236808] [2024-12-02 08:52:17,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:52:17,627 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 08:52:17,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:52:17,627 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 08:52:17,627 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:52:17,628 INFO L87 Difference]: Start difference. First operand 5254 states and 7725 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (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) [2024-12-02 08:52:18,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:52:18,162 INFO L93 Difference]: Finished difference Result 5260 states and 7730 transitions. [2024-12-02 08:52:18,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 08:52:18,162 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (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 58 [2024-12-02 08:52:18,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:52:18,194 INFO L225 Difference]: With dead ends: 5260 [2024-12-02 08:52:18,195 INFO L226 Difference]: Without dead ends: 5258 [2024-12-02 08:52:18,200 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 [2024-12-02 08:52:18,200 INFO L435 NwaCegarLoop]: 7719 mSDtfsCounter, 7698 mSDsluCounter, 15419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7699 SdHoareTripleChecker+Valid, 23138 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 [2024-12-02 08:52:18,201 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7699 Valid, 23138 Invalid, 23 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 08:52:18,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5258 states. [2024-12-02 08:52:18,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5258 to 5258. [2024-12-02 08:52:18,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5258 states, 4083 states have (on average 1.3943179035023268) internal successors, (5693), 4141 states have internal predecessors, (5693), 1019 states have call successors, (1019), 154 states have call predecessors, (1019), 153 states have return successors, (1016), 1002 states have call predecessors, (1016), 1016 states have call successors, (1016) [2024-12-02 08:52:18,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5258 states to 5258 states and 7728 transitions. [2024-12-02 08:52:18,483 INFO L78 Accepts]: Start accepts. Automaton has 5258 states and 7728 transitions. Word has length 58 [2024-12-02 08:52:18,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:52:18,484 INFO L471 AbstractCegarLoop]: Abstraction has 5258 states and 7728 transitions. [2024-12-02 08:52:18,484 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (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) [2024-12-02 08:52:18,484 INFO L276 IsEmpty]: Start isEmpty. Operand 5258 states and 7728 transitions. [2024-12-02 08:52:18,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-12-02 08:52:18,486 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:52:18,486 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] [2024-12-02 08:52:18,486 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 08:52:18,486 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)] === [2024-12-02 08:52:18,487 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:52:18,487 INFO L85 PathProgramCache]: Analyzing trace with hash -560161790, now seen corresponding path program 1 times [2024-12-02 08:52:18,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:52:18,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297423976] [2024-12-02 08:52:18,487 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:52:18,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:52:23,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:52:24,148 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-12-02 08:52:24,148 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:52:24,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297423976] [2024-12-02 08:52:24,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297423976] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:52:24,148 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:52:24,148 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 08:52:24,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893601444] [2024-12-02 08:52:24,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:52:24,149 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 08:52:24,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:52:24,149 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 08:52:24,149 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:52:24,150 INFO L87 Difference]: Start difference. First operand 5258 states and 7728 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (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) [2024-12-02 08:52:24,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:52:24,703 INFO L93 Difference]: Finished difference Result 5264 states and 7733 transitions. [2024-12-02 08:52:24,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 08:52:24,704 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (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 63 [2024-12-02 08:52:24,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:52:24,741 INFO L225 Difference]: With dead ends: 5264 [2024-12-02 08:52:24,741 INFO L226 Difference]: Without dead ends: 5262 [2024-12-02 08:52:24,746 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 [2024-12-02 08:52:24,747 INFO L435 NwaCegarLoop]: 7719 mSDtfsCounter, 7697 mSDsluCounter, 15419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7698 SdHoareTripleChecker+Valid, 23138 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 [2024-12-02 08:52:24,747 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7698 Valid, 23138 Invalid, 23 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 08:52:24,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5262 states. [2024-12-02 08:52:24,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5262 to 5262. [2024-12-02 08:52:24,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5262 states, 4086 states have (on average 1.3940283896231034) internal successors, (5696), 4144 states have internal predecessors, (5696), 1019 states have call successors, (1019), 155 states have call predecessors, (1019), 154 states have return successors, (1016), 1002 states have call predecessors, (1016), 1016 states have call successors, (1016) [2024-12-02 08:52:25,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5262 states to 5262 states and 7731 transitions. [2024-12-02 08:52:25,038 INFO L78 Accepts]: Start accepts. Automaton has 5262 states and 7731 transitions. Word has length 63 [2024-12-02 08:52:25,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:52:25,038 INFO L471 AbstractCegarLoop]: Abstraction has 5262 states and 7731 transitions. [2024-12-02 08:52:25,039 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (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) [2024-12-02 08:52:25,039 INFO L276 IsEmpty]: Start isEmpty. Operand 5262 states and 7731 transitions. [2024-12-02 08:52:25,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-12-02 08:52:25,040 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:52:25,040 INFO L218 NwaCegarLoop]: trace histogram [5, 4, 4, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:52:25,041 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 08:52:25,041 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)] === [2024-12-02 08:52:25,041 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:52:25,041 INFO L85 PathProgramCache]: Analyzing trace with hash -1294615649, now seen corresponding path program 1 times [2024-12-02 08:52:25,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:52:25,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287749254] [2024-12-02 08:52:25,041 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:52:25,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:52:29,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:52:30,373 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-12-02 08:52:30,373 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:52:30,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287749254] [2024-12-02 08:52:30,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1287749254] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:52:30,373 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:52:30,373 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 08:52:30,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148639546] [2024-12-02 08:52:30,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:52:30,374 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 08:52:30,374 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:52:30,374 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 08:52:30,374 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:52:30,375 INFO L87 Difference]: Start difference. First operand 5262 states and 7731 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (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) [2024-12-02 08:52:30,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:52:30,859 INFO L93 Difference]: Finished difference Result 5268 states and 7736 transitions. [2024-12-02 08:52:30,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 08:52:30,860 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (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 68 [2024-12-02 08:52:30,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:52:30,893 INFO L225 Difference]: With dead ends: 5268 [2024-12-02 08:52:30,893 INFO L226 Difference]: Without dead ends: 5266 [2024-12-02 08:52:30,899 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 [2024-12-02 08:52:30,899 INFO L435 NwaCegarLoop]: 7719 mSDtfsCounter, 7696 mSDsluCounter, 15419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7697 SdHoareTripleChecker+Valid, 23138 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 [2024-12-02 08:52:30,900 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7697 Valid, 23138 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 08:52:30,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5266 states. [2024-12-02 08:52:31,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5266 to 5266. [2024-12-02 08:52:31,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5266 states, 4089 states have (on average 1.3937393005624847) internal successors, (5699), 4147 states have internal predecessors, (5699), 1019 states have call successors, (1019), 156 states have call predecessors, (1019), 155 states have return successors, (1016), 1002 states have call predecessors, (1016), 1016 states have call successors, (1016) [2024-12-02 08:52:31,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5266 states to 5266 states and 7734 transitions. [2024-12-02 08:52:31,174 INFO L78 Accepts]: Start accepts. Automaton has 5266 states and 7734 transitions. Word has length 68 [2024-12-02 08:52:31,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:52:31,175 INFO L471 AbstractCegarLoop]: Abstraction has 5266 states and 7734 transitions. [2024-12-02 08:52:31,175 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (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) [2024-12-02 08:52:31,175 INFO L276 IsEmpty]: Start isEmpty. Operand 5266 states and 7734 transitions. [2024-12-02 08:52:31,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-02 08:52:31,176 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:52:31,177 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] [2024-12-02 08:52:31,177 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 08:52:31,177 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)] === [2024-12-02 08:52:31,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:52:31,177 INFO L85 PathProgramCache]: Analyzing trace with hash -1937904158, now seen corresponding path program 1 times [2024-12-02 08:52:31,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:52:31,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055940516] [2024-12-02 08:52:31,177 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:52:31,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:52:35,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:52:36,433 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-02 08:52:36,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:52:36,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055940516] [2024-12-02 08:52:36,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2055940516] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:52:36,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:52:36,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 08:52:36,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170436533] [2024-12-02 08:52:36,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:52:36,434 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 08:52:36,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:52:36,435 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 08:52:36,435 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:52:36,435 INFO L87 Difference]: Start difference. First operand 5266 states and 7734 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-12-02 08:52:36,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:52:36,847 INFO L93 Difference]: Finished difference Result 5272 states and 7739 transitions. [2024-12-02 08:52:36,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 08:52:36,847 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 73 [2024-12-02 08:52:36,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:52:36,866 INFO L225 Difference]: With dead ends: 5272 [2024-12-02 08:52:36,866 INFO L226 Difference]: Without dead ends: 5270 [2024-12-02 08:52:36,869 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 [2024-12-02 08:52:36,870 INFO L435 NwaCegarLoop]: 7719 mSDtfsCounter, 7695 mSDsluCounter, 15419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7696 SdHoareTripleChecker+Valid, 23138 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 [2024-12-02 08:52:36,870 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7696 Valid, 23138 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 08:52:36,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5270 states. [2024-12-02 08:52:37,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5270 to 5270. [2024-12-02 08:52:37,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5270 states, 4092 states have (on average 1.3934506353861194) internal successors, (5702), 4150 states have internal predecessors, (5702), 1019 states have call successors, (1019), 157 states have call predecessors, (1019), 156 states have return successors, (1016), 1002 states have call predecessors, (1016), 1016 states have call successors, (1016) [2024-12-02 08:52:37,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5270 states to 5270 states and 7737 transitions. [2024-12-02 08:52:37,042 INFO L78 Accepts]: Start accepts. Automaton has 5270 states and 7737 transitions. Word has length 73 [2024-12-02 08:52:37,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:52:37,043 INFO L471 AbstractCegarLoop]: Abstraction has 5270 states and 7737 transitions. [2024-12-02 08:52:37,043 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-12-02 08:52:37,043 INFO L276 IsEmpty]: Start isEmpty. Operand 5270 states and 7737 transitions. [2024-12-02 08:52:37,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-02 08:52:37,044 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:52:37,044 INFO L218 NwaCegarLoop]: trace histogram [7, 6, 6, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:52:37,044 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 08:52:37,044 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)] === [2024-12-02 08:52:37,044 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:52:37,044 INFO L85 PathProgramCache]: Analyzing trace with hash -227330606, now seen corresponding path program 1 times [2024-12-02 08:52:37,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:52:37,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823698507] [2024-12-02 08:52:37,045 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:52:37,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:52:41,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:52:42,071 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2024-12-02 08:52:42,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:52:42,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823698507] [2024-12-02 08:52:42,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [823698507] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:52:42,071 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:52:42,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 08:52:42,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3809896] [2024-12-02 08:52:42,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:52:42,072 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 08:52:42,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:52:42,073 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 08:52:42,073 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:52:42,073 INFO L87 Difference]: Start difference. First operand 5270 states and 7737 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 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) [2024-12-02 08:52:42,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:52:42,470 INFO L93 Difference]: Finished difference Result 5276 states and 7742 transitions. [2024-12-02 08:52:42,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 08:52:42,471 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 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 85 [2024-12-02 08:52:42,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:52:42,489 INFO L225 Difference]: With dead ends: 5276 [2024-12-02 08:52:42,489 INFO L226 Difference]: Without dead ends: 5274 [2024-12-02 08:52:42,492 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 [2024-12-02 08:52:42,493 INFO L435 NwaCegarLoop]: 7719 mSDtfsCounter, 7687 mSDsluCounter, 15419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7688 SdHoareTripleChecker+Valid, 23138 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 [2024-12-02 08:52:42,493 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7688 Valid, 23138 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 08:52:42,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5274 states. [2024-12-02 08:52:42,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5274 to 5274. [2024-12-02 08:52:42,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5274 states, 4095 states have (on average 1.393162393162393) internal successors, (5705), 4153 states have internal predecessors, (5705), 1019 states have call successors, (1019), 158 states have call predecessors, (1019), 157 states have return successors, (1016), 1002 states have call predecessors, (1016), 1016 states have call successors, (1016) [2024-12-02 08:52:42,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5274 states to 5274 states and 7740 transitions. [2024-12-02 08:52:42,704 INFO L78 Accepts]: Start accepts. Automaton has 5274 states and 7740 transitions. Word has length 85 [2024-12-02 08:52:42,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:52:42,704 INFO L471 AbstractCegarLoop]: Abstraction has 5274 states and 7740 transitions. [2024-12-02 08:52:42,704 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 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) [2024-12-02 08:52:42,704 INFO L276 IsEmpty]: Start isEmpty. Operand 5274 states and 7740 transitions. [2024-12-02 08:52:42,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-12-02 08:52:42,706 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:52:42,706 INFO L218 NwaCegarLoop]: trace histogram [8, 7, 7, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:52:42,706 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 08:52:42,706 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)] === [2024-12-02 08:52:42,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:52:42,707 INFO L85 PathProgramCache]: Analyzing trace with hash 226364175, now seen corresponding path program 1 times [2024-12-02 08:52:42,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:52:42,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475383980] [2024-12-02 08:52:42,707 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:52:42,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:52:47,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:52:48,179 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-12-02 08:52:48,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:52:48,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475383980] [2024-12-02 08:52:48,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475383980] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:52:48,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:52:48,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 08:52:48,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913001235] [2024-12-02 08:52:48,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:52:48,180 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 08:52:48,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:52:48,180 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 08:52:48,180 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:52:48,180 INFO L87 Difference]: Start difference. First operand 5274 states and 7740 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-12-02 08:52:48,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:52:48,776 INFO L93 Difference]: Finished difference Result 5636 states and 8201 transitions. [2024-12-02 08:52:48,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 08:52:48,776 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 90 [2024-12-02 08:52:48,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:52:48,799 INFO L225 Difference]: With dead ends: 5636 [2024-12-02 08:52:48,799 INFO L226 Difference]: Without dead ends: 5634 [2024-12-02 08:52:48,803 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 [2024-12-02 08:52:48,804 INFO L435 NwaCegarLoop]: 7819 mSDtfsCounter, 7125 mSDsluCounter, 16616 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7126 SdHoareTripleChecker+Valid, 24435 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 08:52:48,804 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7126 Valid, 24435 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 08:52:48,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5634 states. [2024-12-02 08:52:49,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5634 to 5628. [2024-12-02 08:52:49,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5628 states, 4358 states have (on average 1.3871041762276273) internal successors, (6045), 4423 states have internal predecessors, (6045), 1076 states have call successors, (1076), 195 states have call predecessors, (1076), 191 states have return successors, (1074), 1053 states have call predecessors, (1074), 1073 states have call successors, (1074) [2024-12-02 08:52:49,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5628 states to 5628 states and 8195 transitions. [2024-12-02 08:52:49,125 INFO L78 Accepts]: Start accepts. Automaton has 5628 states and 8195 transitions. Word has length 90 [2024-12-02 08:52:49,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:52:49,125 INFO L471 AbstractCegarLoop]: Abstraction has 5628 states and 8195 transitions. [2024-12-02 08:52:49,125 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-12-02 08:52:49,125 INFO L276 IsEmpty]: Start isEmpty. Operand 5628 states and 8195 transitions. [2024-12-02 08:52:49,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-02 08:52:49,126 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:52:49,127 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] [2024-12-02 08:52:49,127 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 08:52:49,127 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)] === [2024-12-02 08:52:49,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:52:49,127 INFO L85 PathProgramCache]: Analyzing trace with hash -1933445409, now seen corresponding path program 1 times [2024-12-02 08:52:49,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:52:49,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467002601] [2024-12-02 08:52:49,127 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:52:49,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:52:53,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:52:54,369 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2024-12-02 08:52:54,369 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:52:54,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467002601] [2024-12-02 08:52:54,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1467002601] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:52:54,370 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:52:54,370 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 08:52:54,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835390108] [2024-12-02 08:52:54,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:52:54,370 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 08:52:54,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:52:54,371 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 08:52:54,371 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:52:54,371 INFO L87 Difference]: Start difference. First operand 5628 states and 8195 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (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) [2024-12-02 08:52:54,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:52:54,788 INFO L93 Difference]: Finished difference Result 5634 states and 8200 transitions. [2024-12-02 08:52:54,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 08:52:54,789 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (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 88 [2024-12-02 08:52:54,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:52:54,810 INFO L225 Difference]: With dead ends: 5634 [2024-12-02 08:52:54,810 INFO L226 Difference]: Without dead ends: 5632 [2024-12-02 08:52:54,814 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 [2024-12-02 08:52:54,815 INFO L435 NwaCegarLoop]: 7719 mSDtfsCounter, 7692 mSDsluCounter, 15419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7693 SdHoareTripleChecker+Valid, 23138 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 [2024-12-02 08:52:54,815 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7693 Valid, 23138 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 08:52:54,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5632 states. [2024-12-02 08:52:55,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5632 to 5632. [2024-12-02 08:52:55,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5632 states, 4361 states have (on average 1.3868378812199036) internal successors, (6048), 4426 states have internal predecessors, (6048), 1076 states have call successors, (1076), 196 states have call predecessors, (1076), 192 states have return successors, (1074), 1053 states have call predecessors, (1074), 1073 states have call successors, (1074) [2024-12-02 08:52:55,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5632 states to 5632 states and 8198 transitions. [2024-12-02 08:52:55,122 INFO L78 Accepts]: Start accepts. Automaton has 5632 states and 8198 transitions. Word has length 88 [2024-12-02 08:52:55,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:52:55,122 INFO L471 AbstractCegarLoop]: Abstraction has 5632 states and 8198 transitions. [2024-12-02 08:52:55,122 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (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) [2024-12-02 08:52:55,122 INFO L276 IsEmpty]: Start isEmpty. Operand 5632 states and 8198 transitions. [2024-12-02 08:52:55,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-12-02 08:52:55,123 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:52:55,124 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] [2024-12-02 08:52:55,124 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 08:52:55,124 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)] === [2024-12-02 08:52:55,124 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:52:55,124 INFO L85 PathProgramCache]: Analyzing trace with hash 564730274, now seen corresponding path program 1 times [2024-12-02 08:52:55,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:52:55,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582009200] [2024-12-02 08:52:55,124 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:52:55,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:52:59,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:53:00,177 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2024-12-02 08:53:00,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:53:00,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582009200] [2024-12-02 08:53:00,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [582009200] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:53:00,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:53:00,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 08:53:00,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817571606] [2024-12-02 08:53:00,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:53:00,179 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 08:53:00,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:53:00,179 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 08:53:00,179 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:53:00,179 INFO L87 Difference]: Start difference. First operand 5632 states and 8198 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (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) [2024-12-02 08:53:00,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:53:00,620 INFO L93 Difference]: Finished difference Result 5638 states and 8203 transitions. [2024-12-02 08:53:00,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 08:53:00,621 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (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 93 [2024-12-02 08:53:00,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:53:00,641 INFO L225 Difference]: With dead ends: 5638 [2024-12-02 08:53:00,641 INFO L226 Difference]: Without dead ends: 5636 [2024-12-02 08:53:00,644 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 [2024-12-02 08:53:00,645 INFO L435 NwaCegarLoop]: 7719 mSDtfsCounter, 7691 mSDsluCounter, 15419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7692 SdHoareTripleChecker+Valid, 23138 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 [2024-12-02 08:53:00,645 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7692 Valid, 23138 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 08:53:00,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5636 states. [2024-12-02 08:53:00,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5636 to 5636. [2024-12-02 08:53:00,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5636 states, 4364 states have (on average 1.3865719523373052) internal successors, (6051), 4429 states have internal predecessors, (6051), 1076 states have call successors, (1076), 197 states have call predecessors, (1076), 193 states have return successors, (1074), 1053 states have call predecessors, (1074), 1073 states have call successors, (1074) [2024-12-02 08:53:00,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5636 states to 5636 states and 8201 transitions. [2024-12-02 08:53:00,870 INFO L78 Accepts]: Start accepts. Automaton has 5636 states and 8201 transitions. Word has length 93 [2024-12-02 08:53:00,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:53:00,870 INFO L471 AbstractCegarLoop]: Abstraction has 5636 states and 8201 transitions. [2024-12-02 08:53:00,870 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (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) [2024-12-02 08:53:00,871 INFO L276 IsEmpty]: Start isEmpty. Operand 5636 states and 8201 transitions. [2024-12-02 08:53:00,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-12-02 08:53:00,871 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:53:00,871 INFO L218 NwaCegarLoop]: trace histogram [11, 10, 10, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:53:00,872 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-12-02 08:53:00,872 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)] === [2024-12-02 08:53:00,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:53:00,872 INFO L85 PathProgramCache]: Analyzing trace with hash -691711873, now seen corresponding path program 1 times [2024-12-02 08:53:00,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:53:00,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523597067] [2024-12-02 08:53:00,872 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:53:00,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:53:05,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:53:05,982 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2024-12-02 08:53:05,983 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:53:05,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523597067] [2024-12-02 08:53:05,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1523597067] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:53:05,983 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:53:05,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 08:53:05,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835476423] [2024-12-02 08:53:05,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:53:05,983 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 08:53:05,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:53:05,983 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 08:53:05,984 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:53:05,984 INFO L87 Difference]: Start difference. First operand 5636 states and 8201 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (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) [2024-12-02 08:53:06,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:53:06,417 INFO L93 Difference]: Finished difference Result 5642 states and 8206 transitions. [2024-12-02 08:53:06,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 08:53:06,418 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (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 98 [2024-12-02 08:53:06,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:53:06,435 INFO L225 Difference]: With dead ends: 5642 [2024-12-02 08:53:06,435 INFO L226 Difference]: Without dead ends: 5640 [2024-12-02 08:53:06,439 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 [2024-12-02 08:53:06,439 INFO L435 NwaCegarLoop]: 7719 mSDtfsCounter, 7690 mSDsluCounter, 15419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7691 SdHoareTripleChecker+Valid, 23138 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 [2024-12-02 08:53:06,440 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7691 Valid, 23138 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 08:53:06,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5640 states. [2024-12-02 08:53:06,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5640 to 5640. [2024-12-02 08:53:06,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5640 states, 4367 states have (on average 1.3863063888252805) internal successors, (6054), 4432 states have internal predecessors, (6054), 1076 states have call successors, (1076), 198 states have call predecessors, (1076), 194 states have return successors, (1074), 1053 states have call predecessors, (1074), 1073 states have call successors, (1074) [2024-12-02 08:53:06,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5640 states to 5640 states and 8204 transitions. [2024-12-02 08:53:06,743 INFO L78 Accepts]: Start accepts. Automaton has 5640 states and 8204 transitions. Word has length 98 [2024-12-02 08:53:06,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:53:06,743 INFO L471 AbstractCegarLoop]: Abstraction has 5640 states and 8204 transitions. [2024-12-02 08:53:06,743 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (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) [2024-12-02 08:53:06,743 INFO L276 IsEmpty]: Start isEmpty. Operand 5640 states and 8204 transitions. [2024-12-02 08:53:06,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-12-02 08:53:06,745 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:53:06,745 INFO L218 NwaCegarLoop]: trace histogram [12, 11, 11, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:53:06,745 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-12-02 08:53:06,745 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)] === [2024-12-02 08:53:06,746 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:53:06,746 INFO L85 PathProgramCache]: Analyzing trace with hash -1843989630, now seen corresponding path program 1 times [2024-12-02 08:53:06,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:53:06,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176675527] [2024-12-02 08:53:06,746 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:53:06,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:53:11,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:53:11,833 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2024-12-02 08:53:11,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:53:11,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176675527] [2024-12-02 08:53:11,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [176675527] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:53:11,833 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:53:11,833 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 08:53:11,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627099897] [2024-12-02 08:53:11,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:53:11,834 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 08:53:11,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:53:11,834 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 08:53:11,834 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:53:11,834 INFO L87 Difference]: Start difference. First operand 5640 states and 8204 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-12-02 08:53:12,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:53:12,312 INFO L93 Difference]: Finished difference Result 5646 states and 8209 transitions. [2024-12-02 08:53:12,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 08:53:12,313 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 103 [2024-12-02 08:53:12,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:53:12,326 INFO L225 Difference]: With dead ends: 5646 [2024-12-02 08:53:12,326 INFO L226 Difference]: Without dead ends: 5642 [2024-12-02 08:53:12,328 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 [2024-12-02 08:53:12,329 INFO L435 NwaCegarLoop]: 7719 mSDtfsCounter, 7689 mSDsluCounter, 15419 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7690 SdHoareTripleChecker+Valid, 23138 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 [2024-12-02 08:53:12,329 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7690 Valid, 23138 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 08:53:12,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5642 states. [2024-12-02 08:53:12,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5642 to 5642. [2024-12-02 08:53:12,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5642 states, 4369 states have (on average 1.3859006637674525) internal successors, (6055), 4433 states have internal predecessors, (6055), 1076 states have call successors, (1076), 199 states have call predecessors, (1076), 194 states have return successors, (1074), 1053 states have call predecessors, (1074), 1073 states have call successors, (1074) [2024-12-02 08:53:12,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5642 states to 5642 states and 8205 transitions. [2024-12-02 08:53:12,566 INFO L78 Accepts]: Start accepts. Automaton has 5642 states and 8205 transitions. Word has length 103 [2024-12-02 08:53:12,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:53:12,566 INFO L471 AbstractCegarLoop]: Abstraction has 5642 states and 8205 transitions. [2024-12-02 08:53:12,566 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-12-02 08:53:12,566 INFO L276 IsEmpty]: Start isEmpty. Operand 5642 states and 8205 transitions. [2024-12-02 08:53:12,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-12-02 08:53:12,568 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:53:12,568 INFO L218 NwaCegarLoop]: trace histogram [13, 12, 12, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:53:12,568 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-12-02 08:53:12,568 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)] === [2024-12-02 08:53:12,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:53:12,569 INFO L85 PathProgramCache]: Analyzing trace with hash 1821299231, now seen corresponding path program 1 times [2024-12-02 08:53:12,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:53:12,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97630775] [2024-12-02 08:53:12,569 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:53:12,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:53:17,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:53:17,529 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2024-12-02 08:53:17,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:53:17,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97630775] [2024-12-02 08:53:17,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [97630775] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:53:17,529 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:53:17,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 08:53:17,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260412238] [2024-12-02 08:53:17,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:53:17,530 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 08:53:17,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:53:17,531 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 08:53:17,531 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:53:17,531 INFO L87 Difference]: Start difference. First operand 5642 states and 8205 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (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) [2024-12-02 08:53:17,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:53:17,941 INFO L93 Difference]: Finished difference Result 5642 states and 8205 transitions. [2024-12-02 08:53:17,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 08:53:17,941 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (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 108 [2024-12-02 08:53:17,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:53:17,962 INFO L225 Difference]: With dead ends: 5642 [2024-12-02 08:53:17,962 INFO L226 Difference]: Without dead ends: 5549 [2024-12-02 08:53:17,966 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 [2024-12-02 08:53:17,967 INFO L435 NwaCegarLoop]: 7717 mSDtfsCounter, 7685 mSDsluCounter, 15417 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7685 SdHoareTripleChecker+Valid, 23134 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 [2024-12-02 08:53:17,967 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7685 Valid, 23134 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 08:53:17,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5549 states. [2024-12-02 08:53:18,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5549 to 5549. [2024-12-02 08:53:18,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5549 states, 4311 states have (on average 1.3903966597077244) internal successors, (5994), 4373 states have internal predecessors, (5994), 1054 states have call successors, (1054), 185 states have call predecessors, (1054), 182 states have return successors, (1055), 1034 states have call predecessors, (1055), 1054 states have call successors, (1055) [2024-12-02 08:53:18,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5549 states to 5549 states and 8103 transitions. [2024-12-02 08:53:18,390 INFO L78 Accepts]: Start accepts. Automaton has 5549 states and 8103 transitions. Word has length 108 [2024-12-02 08:53:18,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:53:18,390 INFO L471 AbstractCegarLoop]: Abstraction has 5549 states and 8103 transitions. [2024-12-02 08:53:18,391 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (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) [2024-12-02 08:53:18,391 INFO L276 IsEmpty]: Start isEmpty. Operand 5549 states and 8103 transitions. [2024-12-02 08:53:18,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-12-02 08:53:18,408 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:53:18,408 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:53:18,408 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-12-02 08:53:18,408 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)] === [2024-12-02 08:53:18,409 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:53:18,409 INFO L85 PathProgramCache]: Analyzing trace with hash 769351722, now seen corresponding path program 1 times [2024-12-02 08:53:18,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:53:18,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608130569] [2024-12-02 08:53:18,409 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:53:18,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:53:23,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:53:23,326 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2024-12-02 08:53:23,326 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:53:23,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608130569] [2024-12-02 08:53:23,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608130569] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:53:23,326 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:53:23,326 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 08:53:23,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625331180] [2024-12-02 08:53:23,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:53:23,327 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 08:53:23,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:53:23,328 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 08:53:23,328 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:53:23,328 INFO L87 Difference]: Start difference. First operand 5549 states and 8103 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-12-02 08:53:23,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:53:23,604 INFO L93 Difference]: Finished difference Result 11080 states and 16180 transitions. [2024-12-02 08:53:23,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:53:23,605 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 187 [2024-12-02 08:53:23,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:53:23,623 INFO L225 Difference]: With dead ends: 11080 [2024-12-02 08:53:23,623 INFO L226 Difference]: Without dead ends: 5548 [2024-12-02 08:53:23,648 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 [2024-12-02 08:53:23,648 INFO L435 NwaCegarLoop]: 7647 mSDtfsCounter, 7628 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7628 SdHoareTripleChecker+Valid, 7647 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 [2024-12-02 08:53:23,648 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7628 Valid, 7647 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 08:53:23,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5548 states. [2024-12-02 08:53:23,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5548 to 5548. [2024-12-02 08:53:23,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5548 states, 4310 states have (on average 1.3900232018561485) internal successors, (5991), 4372 states have internal predecessors, (5991), 1054 states have call successors, (1054), 185 states have call predecessors, (1054), 182 states have return successors, (1055), 1034 states have call predecessors, (1055), 1054 states have call successors, (1055) [2024-12-02 08:53:23,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5548 states to 5548 states and 8100 transitions. [2024-12-02 08:53:23,977 INFO L78 Accepts]: Start accepts. Automaton has 5548 states and 8100 transitions. Word has length 187 [2024-12-02 08:53:23,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:53:23,977 INFO L471 AbstractCegarLoop]: Abstraction has 5548 states and 8100 transitions. [2024-12-02 08:53:23,977 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-12-02 08:53:23,977 INFO L276 IsEmpty]: Start isEmpty. Operand 5548 states and 8100 transitions. [2024-12-02 08:53:23,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-12-02 08:53:23,986 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:53:23,986 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:53:23,986 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-12-02 08:53:23,986 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 08:53:23,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:53:23,986 INFO L85 PathProgramCache]: Analyzing trace with hash -1410269821, now seen corresponding path program 1 times [2024-12-02 08:53:23,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:53:23,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790965093] [2024-12-02 08:53:23,987 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:53:23,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:53:28,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:53:29,887 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2024-12-02 08:53:29,887 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:53:29,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790965093] [2024-12-02 08:53:29,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1790965093] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:53:29,887 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:53:29,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 08:53:29,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158401377] [2024-12-02 08:53:29,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:53:29,888 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 08:53:29,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:53:29,889 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 08:53:29,889 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:53:29,889 INFO L87 Difference]: Start difference. First operand 5548 states and 8100 transitions. Second operand has 5 states, 5 states have (on average 17.0) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-12-02 08:53:30,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:53:30,428 INFO L93 Difference]: Finished difference Result 5554 states and 8104 transitions. [2024-12-02 08:53:30,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 08:53:30,429 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 187 [2024-12-02 08:53:30,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:53:30,444 INFO L225 Difference]: With dead ends: 5554 [2024-12-02 08:53:30,444 INFO L226 Difference]: Without dead ends: 5552 [2024-12-02 08:53:30,447 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 08:53:30,447 INFO L435 NwaCegarLoop]: 7751 mSDtfsCounter, 7005 mSDsluCounter, 16499 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7006 SdHoareTripleChecker+Valid, 24250 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 08:53:30,447 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7006 Valid, 24250 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 08:53:30,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5552 states. [2024-12-02 08:53:30,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5552 to 5548. [2024-12-02 08:53:30,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5548 states, 4310 states have (on average 1.3897911832946637) internal successors, (5990), 4372 states have internal predecessors, (5990), 1054 states have call successors, (1054), 185 states have call predecessors, (1054), 182 states have return successors, (1055), 1034 states have call predecessors, (1055), 1054 states have call successors, (1055) [2024-12-02 08:53:30,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5548 states to 5548 states and 8099 transitions. [2024-12-02 08:53:30,713 INFO L78 Accepts]: Start accepts. Automaton has 5548 states and 8099 transitions. Word has length 187 [2024-12-02 08:53:30,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:53:30,713 INFO L471 AbstractCegarLoop]: Abstraction has 5548 states and 8099 transitions. [2024-12-02 08:53:30,713 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-12-02 08:53:30,713 INFO L276 IsEmpty]: Start isEmpty. Operand 5548 states and 8099 transitions. [2024-12-02 08:53:30,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2024-12-02 08:53:30,728 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:53:30,728 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 7, 7, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:53:30,728 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-12-02 08:53:30,728 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 08:53:30,728 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:53:30,728 INFO L85 PathProgramCache]: Analyzing trace with hash 941399210, now seen corresponding path program 1 times [2024-12-02 08:53:30,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:53:30,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639222843] [2024-12-02 08:53:30,729 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:53:30,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:53:35,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:53:35,730 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-12-02 08:53:35,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:53:35,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639222843] [2024-12-02 08:53:35,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639222843] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:53:35,731 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:53:35,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 08:53:35,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293880897] [2024-12-02 08:53:35,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:53:35,731 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 08:53:35,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:53:35,732 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 08:53:35,732 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:53:35,732 INFO L87 Difference]: Start difference. First operand 5548 states and 8099 transitions. Second operand has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-12-02 08:53:35,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:53:35,995 INFO L93 Difference]: Finished difference Result 11080 states and 16264 transitions. [2024-12-02 08:53:35,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:53:35,995 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 250 [2024-12-02 08:53:35,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:53:36,013 INFO L225 Difference]: With dead ends: 11080 [2024-12-02 08:53:36,013 INFO L226 Difference]: Without dead ends: 5549 [2024-12-02 08:53:36,029 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 [2024-12-02 08:53:36,029 INFO L435 NwaCegarLoop]: 7647 mSDtfsCounter, 0 mSDsluCounter, 7643 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 15290 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 [2024-12-02 08:53:36,029 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 15290 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 08:53:36,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5549 states. [2024-12-02 08:53:36,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5549 to 5549. [2024-12-02 08:53:36,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5549 states, 4311 states have (on average 1.3897007654836464) internal successors, (5991), 4373 states have internal predecessors, (5991), 1054 states have call successors, (1054), 185 states have call predecessors, (1054), 182 states have return successors, (1055), 1034 states have call predecessors, (1055), 1054 states have call successors, (1055) [2024-12-02 08:53:36,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5549 states to 5549 states and 8100 transitions. [2024-12-02 08:53:36,298 INFO L78 Accepts]: Start accepts. Automaton has 5549 states and 8100 transitions. Word has length 250 [2024-12-02 08:53:36,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:53:36,298 INFO L471 AbstractCegarLoop]: Abstraction has 5549 states and 8100 transitions. [2024-12-02 08:53:36,298 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-12-02 08:53:36,298 INFO L276 IsEmpty]: Start isEmpty. Operand 5549 states and 8100 transitions. [2024-12-02 08:53:36,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2024-12-02 08:53:36,312 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:53:36,312 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 7, 7, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:53:36,312 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-12-02 08:53:36,312 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 08:53:36,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:53:36,312 INFO L85 PathProgramCache]: Analyzing trace with hash 1434025384, now seen corresponding path program 1 times [2024-12-02 08:53:36,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:53:36,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753318843] [2024-12-02 08:53:36,313 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:53:36,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:53:41,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:53:42,100 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-12-02 08:53:42,100 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:53:42,100 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [753318843] [2024-12-02 08:53:42,100 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [753318843] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:53:42,100 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:53:42,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 08:53:42,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426300386] [2024-12-02 08:53:42,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:53:42,101 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 08:53:42,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:53:42,102 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 08:53:42,102 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:53:42,102 INFO L87 Difference]: Start difference. First operand 5549 states and 8100 transitions. Second operand has 5 states, 5 states have (on average 22.4) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-12-02 08:53:46,152 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 08:53:47,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:53:47,037 INFO L93 Difference]: Finished difference Result 5553 states and 8103 transitions. [2024-12-02 08:53:47,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 08:53:47,037 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.4) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 250 [2024-12-02 08:53:47,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:53:47,059 INFO L225 Difference]: With dead ends: 5553 [2024-12-02 08:53:47,059 INFO L226 Difference]: Without dead ends: 5551 [2024-12-02 08:53:47,062 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 [2024-12-02 08:53:47,063 INFO L435 NwaCegarLoop]: 7987 mSDtfsCounter, 996 mSDsluCounter, 23046 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 997 SdHoareTripleChecker+Valid, 31033 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-12-02 08:53:47,063 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [997 Valid, 31033 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 31 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-12-02 08:53:47,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5551 states. [2024-12-02 08:53:47,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5551 to 5549. [2024-12-02 08:53:47,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5549 states, 4311 states have (on average 1.389468800742287) internal successors, (5990), 4373 states have internal predecessors, (5990), 1054 states have call successors, (1054), 185 states have call predecessors, (1054), 182 states have return successors, (1055), 1034 states have call predecessors, (1055), 1054 states have call successors, (1055) [2024-12-02 08:53:47,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5549 states to 5549 states and 8099 transitions. [2024-12-02 08:53:47,348 INFO L78 Accepts]: Start accepts. Automaton has 5549 states and 8099 transitions. Word has length 250 [2024-12-02 08:53:47,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:53:47,348 INFO L471 AbstractCegarLoop]: Abstraction has 5549 states and 8099 transitions. [2024-12-02 08:53:47,349 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.4) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-12-02 08:53:47,349 INFO L276 IsEmpty]: Start isEmpty. Operand 5549 states and 8099 transitions. [2024-12-02 08:53:47,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 670 [2024-12-02 08:53:47,371 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:53:47,372 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 7, 7, 7, 7, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:53:47,372 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-12-02 08:53:47,372 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)] === [2024-12-02 08:53:47,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:53:47,372 INFO L85 PathProgramCache]: Analyzing trace with hash -2131308424, now seen corresponding path program 1 times [2024-12-02 08:53:47,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:53:47,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867784312] [2024-12-02 08:53:47,372 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:53:47,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:53:51,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:53:52,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1088 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1081 trivial. 0 not checked. [2024-12-02 08:53:52,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:53:52,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [867784312] [2024-12-02 08:53:52,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [867784312] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:53:52,714 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:53:52,714 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 08:53:52,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930988566] [2024-12-02 08:53:52,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:53:52,715 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 08:53:52,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:53:52,715 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 08:53:52,715 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 08:53:52,715 INFO L87 Difference]: Start difference. First operand 5549 states and 8099 transitions. Second operand has 4 states, 4 states have (on average 75.25) internal successors, (301), 4 states have internal predecessors, (301), 3 states have call successors, (93), 2 states have call predecessors, (93), 3 states have return successors, (86), 3 states have call predecessors, (86), 3 states have call successors, (86) [2024-12-02 08:53:53,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:53:53,169 INFO L93 Difference]: Finished difference Result 11102 states and 16310 transitions. [2024-12-02 08:53:53,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 08:53:53,169 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 75.25) internal successors, (301), 4 states have internal predecessors, (301), 3 states have call successors, (93), 2 states have call predecessors, (93), 3 states have return successors, (86), 3 states have call predecessors, (86), 3 states have call successors, (86) Word has length 669 [2024-12-02 08:53:53,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:53:53,192 INFO L225 Difference]: With dead ends: 11102 [2024-12-02 08:53:53,192 INFO L226 Difference]: Without dead ends: 5570 [2024-12-02 08:53:53,210 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:53:53,210 INFO L435 NwaCegarLoop]: 7648 mSDtfsCounter, 20 mSDsluCounter, 15283 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 22931 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 08:53:53,211 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 22931 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 08:53:53,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5570 states. [2024-12-02 08:53:53,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5570 to 5570. [2024-12-02 08:53:53,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5570 states, 4330 states have (on average 1.3893764434180138) internal successors, (6016), 4392 states have internal predecessors, (6016), 1055 states have call successors, (1055), 186 states have call predecessors, (1055), 183 states have return successors, (1056), 1035 states have call predecessors, (1056), 1055 states have call successors, (1056) [2024-12-02 08:53:53,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5570 states to 5570 states and 8127 transitions. [2024-12-02 08:53:53,538 INFO L78 Accepts]: Start accepts. Automaton has 5570 states and 8127 transitions. Word has length 669 [2024-12-02 08:53:53,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:53:53,539 INFO L471 AbstractCegarLoop]: Abstraction has 5570 states and 8127 transitions. [2024-12-02 08:53:53,539 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 75.25) internal successors, (301), 4 states have internal predecessors, (301), 3 states have call successors, (93), 2 states have call predecessors, (93), 3 states have return successors, (86), 3 states have call predecessors, (86), 3 states have call successors, (86) [2024-12-02 08:53:53,539 INFO L276 IsEmpty]: Start isEmpty. Operand 5570 states and 8127 transitions. [2024-12-02 08:53:53,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 646 [2024-12-02 08:53:53,562 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:53:53,562 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 14, 14, 14, 7, 7, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:53:53,562 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-12-02 08:53:53,562 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)] === [2024-12-02 08:53:53,563 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:53:53,563 INFO L85 PathProgramCache]: Analyzing trace with hash 418163499, now seen corresponding path program 1 times [2024-12-02 08:53:53,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:53:53,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271631894] [2024-12-02 08:53:53,563 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:53:53,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:53:58,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:53:58,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1006 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1003 trivial. 0 not checked. [2024-12-02 08:53:58,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:53:58,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271631894] [2024-12-02 08:53:58,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1271631894] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:53:58,928 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:53:58,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 08:53:58,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730574486] [2024-12-02 08:53:58,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:53:58,930 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 08:53:58,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:53:58,930 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 08:53:58,930 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:53:58,931 INFO L87 Difference]: Start difference. First operand 5570 states and 8127 transitions. Second operand has 3 states, 3 states have (on average 97.66666666666667) internal successors, (293), 3 states have internal predecessors, (293), 2 states have call successors, (89), 2 states have call predecessors, (89), 2 states have return successors, (82), 2 states have call predecessors, (82), 2 states have call successors, (82) [2024-12-02 08:53:59,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:53:59,429 INFO L93 Difference]: Finished difference Result 11147 states and 16373 transitions. [2024-12-02 08:53:59,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:53:59,430 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 97.66666666666667) internal successors, (293), 3 states have internal predecessors, (293), 2 states have call successors, (89), 2 states have call predecessors, (89), 2 states have return successors, (82), 2 states have call predecessors, (82), 2 states have call successors, (82) Word has length 645 [2024-12-02 08:53:59,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:53:59,454 INFO L225 Difference]: With dead ends: 11147 [2024-12-02 08:53:59,454 INFO L226 Difference]: Without dead ends: 5594 [2024-12-02 08:53:59,471 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 [2024-12-02 08:53:59,471 INFO L435 NwaCegarLoop]: 7636 mSDtfsCounter, 9 mSDsluCounter, 7627 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 15263 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 08:53:59,472 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 15263 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 08:53:59,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5594 states. [2024-12-02 08:53:59,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5594 to 5588. [2024-12-02 08:53:59,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5588 states, 4348 states have (on average 1.387764489420423) internal successors, (6034), 4410 states have internal predecessors, (6034), 1055 states have call successors, (1055), 186 states have call predecessors, (1055), 183 states have return successors, (1056), 1035 states have call predecessors, (1056), 1055 states have call successors, (1056) [2024-12-02 08:53:59,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5588 states to 5588 states and 8145 transitions. [2024-12-02 08:53:59,766 INFO L78 Accepts]: Start accepts. Automaton has 5588 states and 8145 transitions. Word has length 645 [2024-12-02 08:53:59,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:53:59,766 INFO L471 AbstractCegarLoop]: Abstraction has 5588 states and 8145 transitions. [2024-12-02 08:53:59,766 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 97.66666666666667) internal successors, (293), 3 states have internal predecessors, (293), 2 states have call successors, (89), 2 states have call predecessors, (89), 2 states have return successors, (82), 2 states have call predecessors, (82), 2 states have call successors, (82) [2024-12-02 08:53:59,767 INFO L276 IsEmpty]: Start isEmpty. Operand 5588 states and 8145 transitions. [2024-12-02 08:53:59,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 650 [2024-12-02 08:53:59,787 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:53:59,787 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 14, 14, 14, 7, 7, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:53:59,787 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-12-02 08:53:59,787 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)] === [2024-12-02 08:53:59,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:53:59,788 INFO L85 PathProgramCache]: Analyzing trace with hash 1292026068, now seen corresponding path program 1 times [2024-12-02 08:53:59,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:53:59,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129015029] [2024-12-02 08:53:59,788 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:53:59,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:54:04,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:54:05,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1007 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1003 trivial. 0 not checked. [2024-12-02 08:54:05,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:54:05,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129015029] [2024-12-02 08:54:05,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2129015029] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 08:54:05,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2017841242] [2024-12-02 08:54:05,209 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:54:05,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 08:54:05,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 08:54:05,211 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 08:54:05,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 08:54:13,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:54:13,258 INFO L256 TraceCheckSpWp]: Trace formula consists of 6939 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 08:54:13,276 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 08:54:13,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1007 backedges. 531 proven. 0 refuted. 0 times theorem prover too weak. 476 trivial. 0 not checked. [2024-12-02 08:54:13,388 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 08:54:13,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2017841242] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:54:13,388 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 08:54:13,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-12-02 08:54:13,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100125769] [2024-12-02 08:54:13,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:54:13,390 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 08:54:13,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:54:13,391 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 08:54:13,391 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:54:13,391 INFO L87 Difference]: Start difference. First operand 5588 states and 8145 transitions. Second operand has 3 states, 3 states have (on average 111.66666666666667) internal successors, (335), 3 states have internal predecessors, (335), 2 states have call successors, (98), 2 states have call predecessors, (98), 2 states have return successors, (90), 2 states have call predecessors, (90), 2 states have call successors, (90) [2024-12-02 08:54:13,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:54:13,682 INFO L93 Difference]: Finished difference Result 11160 states and 16369 transitions. [2024-12-02 08:54:13,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:54:13,683 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 111.66666666666667) internal successors, (335), 3 states have internal predecessors, (335), 2 states have call successors, (98), 2 states have call predecessors, (98), 2 states have return successors, (90), 2 states have call predecessors, (90), 2 states have call successors, (90) Word has length 649 [2024-12-02 08:54:13,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:54:13,712 INFO L225 Difference]: With dead ends: 11160 [2024-12-02 08:54:13,712 INFO L226 Difference]: Without dead ends: 5589 [2024-12-02 08:54:13,739 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 652 GetRequests, 649 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:54:13,740 INFO L435 NwaCegarLoop]: 7647 mSDtfsCounter, 0 mSDsluCounter, 7643 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 15290 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 [2024-12-02 08:54:13,740 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 15290 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 08:54:13,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5589 states. [2024-12-02 08:54:14,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5589 to 5589. [2024-12-02 08:54:14,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5589 states, 4349 states have (on average 1.3876753276615315) internal successors, (6035), 4411 states have internal predecessors, (6035), 1055 states have call successors, (1055), 186 states have call predecessors, (1055), 183 states have return successors, (1056), 1035 states have call predecessors, (1056), 1055 states have call successors, (1056) [2024-12-02 08:54:14,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5589 states to 5589 states and 8146 transitions. [2024-12-02 08:54:14,210 INFO L78 Accepts]: Start accepts. Automaton has 5589 states and 8146 transitions. Word has length 649 [2024-12-02 08:54:14,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:54:14,211 INFO L471 AbstractCegarLoop]: Abstraction has 5589 states and 8146 transitions. [2024-12-02 08:54:14,211 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 111.66666666666667) internal successors, (335), 3 states have internal predecessors, (335), 2 states have call successors, (98), 2 states have call predecessors, (98), 2 states have return successors, (90), 2 states have call predecessors, (90), 2 states have call successors, (90) [2024-12-02 08:54:14,211 INFO L276 IsEmpty]: Start isEmpty. Operand 5589 states and 8146 transitions. [2024-12-02 08:54:14,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 680 [2024-12-02 08:54:14,231 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:54:14,231 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 7, 7, 7, 7, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:54:14,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 08:54:14,432 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 08:54:14,432 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)] === [2024-12-02 08:54:14,432 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:54:14,433 INFO L85 PathProgramCache]: Analyzing trace with hash 1342005788, now seen corresponding path program 1 times [2024-12-02 08:54:14,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:54:14,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474623915] [2024-12-02 08:54:14,433 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:54:14,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:54:18,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:54:19,566 INFO L134 CoverageAnalysis]: Checked inductivity of 1089 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 1081 trivial. 0 not checked. [2024-12-02 08:54:19,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:54:19,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474623915] [2024-12-02 08:54:19,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [474623915] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 08:54:19,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2102621577] [2024-12-02 08:54:19,566 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:54:19,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 08:54:19,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 08:54:19,568 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 08:54:19,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 08:54:27,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:54:27,456 INFO L256 TraceCheckSpWp]: Trace formula consists of 7166 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 08:54:27,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 08:54:34,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1089 backedges. 450 proven. 0 refuted. 0 times theorem prover too weak. 639 trivial. 0 not checked. [2024-12-02 08:54:34,203 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 08:54:34,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2102621577] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:54:34,203 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 08:54:34,204 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-12-02 08:54:34,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457792029] [2024-12-02 08:54:34,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:54:34,205 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 08:54:34,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:54:34,206 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 08:54:34,206 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:54:34,206 INFO L87 Difference]: Start difference. First operand 5589 states and 8146 transitions. Second operand has 3 states, 3 states have (on average 112.0) internal successors, (336), 2 states have internal predecessors, (336), 2 states have call successors, (98), 2 states have call predecessors, (98), 2 states have return successors, (92), 2 states have call predecessors, (92), 2 states have call successors, (92) [2024-12-02 08:54:35,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:54:35,340 INFO L93 Difference]: Finished difference Result 16730 states and 24687 transitions. [2024-12-02 08:54:35,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:54:35,340 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 112.0) internal successors, (336), 2 states have internal predecessors, (336), 2 states have call successors, (98), 2 states have call predecessors, (98), 2 states have return successors, (92), 2 states have call predecessors, (92), 2 states have call successors, (92) Word has length 679 [2024-12-02 08:54:35,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:54:35,389 INFO L225 Difference]: With dead ends: 16730 [2024-12-02 08:54:35,389 INFO L226 Difference]: Without dead ends: 11158 [2024-12-02 08:54:35,413 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 682 GetRequests, 679 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:54:35,414 INFO L435 NwaCegarLoop]: 7613 mSDtfsCounter, 7379 mSDsluCounter, 7576 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7379 SdHoareTripleChecker+Valid, 15189 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-12-02 08:54:35,414 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7379 Valid, 15189 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-12-02 08:54:35,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11158 states. [2024-12-02 08:54:36,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11158 to 11148. [2024-12-02 08:54:36,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11148 states, 8678 states have (on average 1.3873012214796037) internal successors, (12039), 8801 states have internal predecessors, (12039), 2102 states have call successors, (2102), 372 states have call predecessors, (2102), 366 states have return successors, (2200), 2061 states have call predecessors, (2200), 2102 states have call successors, (2200) [2024-12-02 08:54:36,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11148 states to 11148 states and 16341 transitions. [2024-12-02 08:54:36,170 INFO L78 Accepts]: Start accepts. Automaton has 11148 states and 16341 transitions. Word has length 679 [2024-12-02 08:54:36,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:54:36,171 INFO L471 AbstractCegarLoop]: Abstraction has 11148 states and 16341 transitions. [2024-12-02 08:54:36,172 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 112.0) internal successors, (336), 2 states have internal predecessors, (336), 2 states have call successors, (98), 2 states have call predecessors, (98), 2 states have return successors, (92), 2 states have call predecessors, (92), 2 states have call successors, (92) [2024-12-02 08:54:36,172 INFO L276 IsEmpty]: Start isEmpty. Operand 11148 states and 16341 transitions. [2024-12-02 08:54:36,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 681 [2024-12-02 08:54:36,200 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:54:36,200 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 7, 7, 7, 7, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:54:36,224 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 08:54:36,400 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2024-12-02 08:54:36,400 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)] === [2024-12-02 08:54:36,401 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:54:36,401 INFO L85 PathProgramCache]: Analyzing trace with hash -1232628511, now seen corresponding path program 1 times [2024-12-02 08:54:36,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:54:36,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336627625] [2024-12-02 08:54:36,401 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:54:36,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:54:40,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:54:41,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1089 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 1081 trivial. 0 not checked. [2024-12-02 08:54:41,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:54:41,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336627625] [2024-12-02 08:54:41,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336627625] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 08:54:41,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [464168100] [2024-12-02 08:54:41,298 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:54:41,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 08:54:41,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 08:54:41,300 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 08:54:41,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 08:54:49,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:54:49,161 INFO L256 TraceCheckSpWp]: Trace formula consists of 7167 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 08:54:49,178 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 08:54:55,750 INFO L134 CoverageAnalysis]: Checked inductivity of 1089 backedges. 450 proven. 0 refuted. 0 times theorem prover too weak. 639 trivial. 0 not checked. [2024-12-02 08:54:55,750 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 08:54:55,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [464168100] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:54:55,750 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 08:54:55,750 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-12-02 08:54:55,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27982829] [2024-12-02 08:54:55,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:54:55,751 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 08:54:55,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:54:55,752 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 08:54:55,752 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:54:55,752 INFO L87 Difference]: Start difference. First operand 11148 states and 16341 transitions. Second operand has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 2 states have internal predecessors, (337), 2 states have call successors, (98), 2 states have call predecessors, (98), 2 states have return successors, (92), 2 states have call predecessors, (92), 2 states have call successors, (92) [2024-12-02 08:54:57,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:54:57,290 INFO L93 Difference]: Finished difference Result 33407 states and 49271 transitions. [2024-12-02 08:54:57,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:54:57,291 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 2 states have internal predecessors, (337), 2 states have call successors, (98), 2 states have call predecessors, (98), 2 states have return successors, (92), 2 states have call predecessors, (92), 2 states have call successors, (92) Word has length 680 [2024-12-02 08:54:57,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:54:57,378 INFO L225 Difference]: With dead ends: 33407 [2024-12-02 08:54:57,378 INFO L226 Difference]: Without dead ends: 22276 [2024-12-02 08:54:57,423 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 683 GetRequests, 680 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:54:57,424 INFO L435 NwaCegarLoop]: 7615 mSDtfsCounter, 7403 mSDsluCounter, 7576 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7403 SdHoareTripleChecker+Valid, 15191 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-12-02 08:54:57,424 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7403 Valid, 15191 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-12-02 08:54:57,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22276 states. [2024-12-02 08:54:58,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22276 to 22266. [2024-12-02 08:54:58,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22266 states, 17336 states have (on average 1.38682510383018) internal successors, (24042), 17581 states have internal predecessors, (24042), 4196 states have call successors, (4196), 744 states have call predecessors, (4196), 732 states have return successors, (4421), 4113 states have call predecessors, (4421), 4196 states have call successors, (4421) [2024-12-02 08:54:58,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22266 states to 22266 states and 32659 transitions. [2024-12-02 08:54:58,545 INFO L78 Accepts]: Start accepts. Automaton has 22266 states and 32659 transitions. Word has length 680 [2024-12-02 08:54:58,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:54:58,545 INFO L471 AbstractCegarLoop]: Abstraction has 22266 states and 32659 transitions. [2024-12-02 08:54:58,545 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 2 states have internal predecessors, (337), 2 states have call successors, (98), 2 states have call predecessors, (98), 2 states have return successors, (92), 2 states have call predecessors, (92), 2 states have call successors, (92) [2024-12-02 08:54:58,545 INFO L276 IsEmpty]: Start isEmpty. Operand 22266 states and 32659 transitions. [2024-12-02 08:54:58,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 682 [2024-12-02 08:54:58,563 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:54:58,564 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 7, 7, 7, 7, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:54:58,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 08:54:58,764 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 08:54:58,764 INFO L396 AbstractCegarLoop]: === Iteration 23 === 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)] === [2024-12-02 08:54:58,765 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:54:58,765 INFO L85 PathProgramCache]: Analyzing trace with hash -1394599937, now seen corresponding path program 1 times [2024-12-02 08:54:58,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:54:58,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [318241552] [2024-12-02 08:54:58,765 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:54:58,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:55:03,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:55:04,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1089 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 1081 trivial. 0 not checked. [2024-12-02 08:55:04,200 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:55:04,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [318241552] [2024-12-02 08:55:04,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [318241552] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 08:55:04,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1902151304] [2024-12-02 08:55:04,200 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:55:04,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 08:55:04,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 08:55:04,202 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 08:55:04,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-12-02 08:55:11,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:55:11,954 INFO L256 TraceCheckSpWp]: Trace formula consists of 7169 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 08:55:11,964 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 08:55:12,045 INFO L134 CoverageAnalysis]: Checked inductivity of 1089 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 956 trivial. 0 not checked. [2024-12-02 08:55:12,046 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 08:55:12,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1902151304] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:55:12,046 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 08:55:12,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-12-02 08:55:12,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854605153] [2024-12-02 08:55:12,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:55:12,047 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 08:55:12,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:55:12,047 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 08:55:12,048 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:55:12,048 INFO L87 Difference]: Start difference. First operand 22266 states and 32659 transitions. Second operand has 3 states, 3 states have (on average 108.66666666666667) internal successors, (326), 3 states have internal predecessors, (326), 2 states have call successors, (96), 2 states have call predecessors, (96), 2 states have return successors, (89), 2 states have call predecessors, (89), 2 states have call successors, (89) [2024-12-02 08:55:13,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:55:13,292 INFO L93 Difference]: Finished difference Result 45739 states and 67702 transitions. [2024-12-02 08:55:13,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:55:13,292 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 108.66666666666667) internal successors, (326), 3 states have internal predecessors, (326), 2 states have call successors, (96), 2 states have call predecessors, (96), 2 states have return successors, (89), 2 states have call predecessors, (89), 2 states have call successors, (89) Word has length 681 [2024-12-02 08:55:13,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:55:13,366 INFO L225 Difference]: With dead ends: 45739 [2024-12-02 08:55:13,366 INFO L226 Difference]: Without dead ends: 23490 [2024-12-02 08:55:13,433 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 684 GetRequests, 681 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:55:13,433 INFO L435 NwaCegarLoop]: 7669 mSDtfsCounter, 371 mSDsluCounter, 7645 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 405 SdHoareTripleChecker+Valid, 15314 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 08:55:13,433 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [405 Valid, 15314 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 08:55:13,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23490 states. [2024-12-02 08:55:14,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23490 to 22270. [2024-12-02 08:55:14,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22270 states, 17340 states have (on average 1.3867358708189157) internal successors, (24046), 17585 states have internal predecessors, (24046), 4196 states have call successors, (4196), 744 states have call predecessors, (4196), 732 states have return successors, (4421), 4113 states have call predecessors, (4421), 4196 states have call successors, (4421) [2024-12-02 08:55:14,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22270 states to 22270 states and 32663 transitions. [2024-12-02 08:55:14,482 INFO L78 Accepts]: Start accepts. Automaton has 22270 states and 32663 transitions. Word has length 681 [2024-12-02 08:55:14,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:55:14,483 INFO L471 AbstractCegarLoop]: Abstraction has 22270 states and 32663 transitions. [2024-12-02 08:55:14,483 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 108.66666666666667) internal successors, (326), 3 states have internal predecessors, (326), 2 states have call successors, (96), 2 states have call predecessors, (96), 2 states have return successors, (89), 2 states have call predecessors, (89), 2 states have call successors, (89) [2024-12-02 08:55:14,483 INFO L276 IsEmpty]: Start isEmpty. Operand 22270 states and 32663 transitions. [2024-12-02 08:55:14,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 697 [2024-12-02 08:55:14,503 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:55:14,504 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 8, 8, 7, 7, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:55:14,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-12-02 08:55:14,704 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 08:55:14,704 INFO L396 AbstractCegarLoop]: === Iteration 24 === 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)] === [2024-12-02 08:55:14,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:55:14,705 INFO L85 PathProgramCache]: Analyzing trace with hash 2039950456, now seen corresponding path program 1 times [2024-12-02 08:55:14,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:55:14,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196317004] [2024-12-02 08:55:14,705 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:55:14,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:55:19,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:55:19,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 1114 trivial. 0 not checked. [2024-12-02 08:55:19,832 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:55:19,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [196317004] [2024-12-02 08:55:19,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [196317004] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 08:55:19,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1338906212] [2024-12-02 08:55:19,832 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:55:19,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 08:55:19,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 08:55:19,834 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 08:55:19,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-12-02 08:55:27,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:55:27,951 INFO L256 TraceCheckSpWp]: Trace formula consists of 7215 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 08:55:27,961 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 08:55:28,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 588 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2024-12-02 08:55:28,096 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 08:55:28,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1338906212] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:55:28,096 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 08:55:28,096 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-12-02 08:55:28,096 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566364835] [2024-12-02 08:55:28,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:55:28,098 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 08:55:28,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:55:28,098 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 08:55:28,099 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:55:28,099 INFO L87 Difference]: Start difference. First operand 22270 states and 32663 transitions. Second operand has 3 states, 3 states have (on average 118.0) internal successors, (354), 3 states have internal predecessors, (354), 3 states have call successors, (104), 2 states have call predecessors, (104), 2 states have return successors, (96), 3 states have call predecessors, (96), 3 states have call successors, (96) [2024-12-02 08:55:29,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:55:29,238 INFO L93 Difference]: Finished difference Result 44551 states and 65890 transitions. [2024-12-02 08:55:29,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:55:29,238 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 118.0) internal successors, (354), 3 states have internal predecessors, (354), 3 states have call successors, (104), 2 states have call predecessors, (104), 2 states have return successors, (96), 3 states have call predecessors, (96), 3 states have call successors, (96) Word has length 696 [2024-12-02 08:55:29,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:55:29,361 INFO L225 Difference]: With dead ends: 44551 [2024-12-02 08:55:29,361 INFO L226 Difference]: Without dead ends: 22298 [2024-12-02 08:55:29,458 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 699 GetRequests, 696 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:55:29,458 INFO L435 NwaCegarLoop]: 7646 mSDtfsCounter, 6 mSDsluCounter, 7638 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 15284 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 08:55:29,458 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 15284 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 08:55:29,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22298 states. [2024-12-02 08:55:30,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22298 to 22298. [2024-12-02 08:55:30,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22298 states, 17364 states have (on average 1.3866620594333103) internal successors, (24078), 17609 states have internal predecessors, (24078), 4200 states have call successors, (4200), 744 states have call predecessors, (4200), 732 states have return successors, (4425), 4117 states have call predecessors, (4425), 4200 states have call successors, (4425) [2024-12-02 08:55:30,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22298 states to 22298 states and 32703 transitions. [2024-12-02 08:55:30,771 INFO L78 Accepts]: Start accepts. Automaton has 22298 states and 32703 transitions. Word has length 696 [2024-12-02 08:55:30,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:55:30,771 INFO L471 AbstractCegarLoop]: Abstraction has 22298 states and 32703 transitions. [2024-12-02 08:55:30,771 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 118.0) internal successors, (354), 3 states have internal predecessors, (354), 3 states have call successors, (104), 2 states have call predecessors, (104), 2 states have return successors, (96), 3 states have call predecessors, (96), 3 states have call successors, (96) [2024-12-02 08:55:30,771 INFO L276 IsEmpty]: Start isEmpty. Operand 22298 states and 32703 transitions. [2024-12-02 08:55:30,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 705 [2024-12-02 08:55:30,791 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:55:30,791 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 8, 8, 7, 7, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:55:30,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-12-02 08:55:30,991 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2024-12-02 08:55:30,991 INFO L396 AbstractCegarLoop]: === Iteration 25 === 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)] === [2024-12-02 08:55:30,992 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:55:30,992 INFO L85 PathProgramCache]: Analyzing trace with hash 1757680529, now seen corresponding path program 1 times [2024-12-02 08:55:30,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:55:30,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478439354] [2024-12-02 08:55:30,992 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:55:30,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:55:35,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:55:36,460 INFO L134 CoverageAnalysis]: Checked inductivity of 1123 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 1115 trivial. 0 not checked. [2024-12-02 08:55:36,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:55:36,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478439354] [2024-12-02 08:55:36,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478439354] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 08:55:36,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2002831946] [2024-12-02 08:55:36,461 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:55:36,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 08:55:36,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 08:55:36,463 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 08:55:36,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-12-02 08:55:44,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:55:44,464 INFO L256 TraceCheckSpWp]: Trace formula consists of 7239 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 08:55:44,473 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 08:55:44,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1123 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 993 trivial. 0 not checked. [2024-12-02 08:55:44,552 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 08:55:44,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2002831946] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:55:44,552 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 08:55:44,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-12-02 08:55:44,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386636749] [2024-12-02 08:55:44,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:55:44,554 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 08:55:44,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:55:44,554 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 08:55:44,555 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:55:44,555 INFO L87 Difference]: Start difference. First operand 22298 states and 32703 transitions. Second operand has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 2 states have call successors, (99), 2 states have call predecessors, (99), 2 states have return successors, (92), 2 states have call predecessors, (92), 2 states have call successors, (92) [2024-12-02 08:55:45,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:55:45,503 INFO L93 Difference]: Finished difference Result 44587 states and 65890 transitions. [2024-12-02 08:55:45,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:55:45,503 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 2 states have call successors, (99), 2 states have call predecessors, (99), 2 states have return successors, (92), 2 states have call predecessors, (92), 2 states have call successors, (92) Word has length 704 [2024-12-02 08:55:45,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:55:45,600 INFO L225 Difference]: With dead ends: 44587 [2024-12-02 08:55:45,600 INFO L226 Difference]: Without dead ends: 22306 [2024-12-02 08:55:45,675 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 707 GetRequests, 704 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:55:45,676 INFO L435 NwaCegarLoop]: 7647 mSDtfsCounter, 0 mSDsluCounter, 7642 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 15289 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 08:55:45,676 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 15289 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 08:55:45,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22306 states. [2024-12-02 08:55:46,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22306 to 22306. [2024-12-02 08:55:46,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22306 states, 17372 states have (on average 1.386483997236933) internal successors, (24086), 17617 states have internal predecessors, (24086), 4200 states have call successors, (4200), 744 states have call predecessors, (4200), 732 states have return successors, (4425), 4117 states have call predecessors, (4425), 4200 states have call successors, (4425) [2024-12-02 08:55:46,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22306 states to 22306 states and 32711 transitions. [2024-12-02 08:55:46,814 INFO L78 Accepts]: Start accepts. Automaton has 22306 states and 32711 transitions. Word has length 704 [2024-12-02 08:55:46,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:55:46,815 INFO L471 AbstractCegarLoop]: Abstraction has 22306 states and 32711 transitions. [2024-12-02 08:55:46,815 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 2 states have call successors, (99), 2 states have call predecessors, (99), 2 states have return successors, (92), 2 states have call predecessors, (92), 2 states have call successors, (92) [2024-12-02 08:55:46,815 INFO L276 IsEmpty]: Start isEmpty. Operand 22306 states and 32711 transitions. [2024-12-02 08:55:46,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 675 [2024-12-02 08:55:46,833 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:55:46,833 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 14, 14, 14, 8, 8, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:55:46,860 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-12-02 08:55:47,034 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2024-12-02 08:55:47,034 INFO L396 AbstractCegarLoop]: === Iteration 26 === 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)] === [2024-12-02 08:55:47,034 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:55:47,034 INFO L85 PathProgramCache]: Analyzing trace with hash -1223162541, now seen corresponding path program 1 times [2024-12-02 08:55:47,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:55:47,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840147481] [2024-12-02 08:55:47,035 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:55:47,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:55:51,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:55:51,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1041 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1037 trivial. 0 not checked. [2024-12-02 08:55:51,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:55:51,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840147481] [2024-12-02 08:55:51,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [840147481] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 08:55:51,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [530595823] [2024-12-02 08:55:51,950 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:55:51,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 08:55:51,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 08:55:51,952 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 08:55:51,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-12-02 08:55:59,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:55:59,994 INFO L256 TraceCheckSpWp]: Trace formula consists of 7005 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 08:56:00,003 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 08:56:00,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1041 backedges. 546 proven. 1 refuted. 0 times theorem prover too weak. 494 trivial. 0 not checked. [2024-12-02 08:56:00,136 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 08:56:06,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1041 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1037 trivial. 0 not checked. [2024-12-02 08:56:06,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [530595823] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 08:56:06,445 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 08:56:06,446 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-12-02 08:56:06,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754146736] [2024-12-02 08:56:06,446 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 08:56:06,447 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 08:56:06,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:56:06,448 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 08:56:06,448 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-12-02 08:56:06,448 INFO L87 Difference]: Start difference. First operand 22306 states and 32711 transitions. Second operand has 7 states, 7 states have (on average 65.57142857142857) internal successors, (459), 7 states have internal predecessors, (459), 2 states have call successors, (148), 2 states have call predecessors, (148), 2 states have return successors, (142), 2 states have call predecessors, (142), 2 states have call successors, (142) [2024-12-02 08:56:08,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:56:08,215 INFO L93 Difference]: Finished difference Result 44859 states and 66378 transitions. [2024-12-02 08:56:08,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 08:56:08,215 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 65.57142857142857) internal successors, (459), 7 states have internal predecessors, (459), 2 states have call successors, (148), 2 states have call predecessors, (148), 2 states have return successors, (142), 2 states have call predecessors, (142), 2 states have call successors, (142) Word has length 674 [2024-12-02 08:56:08,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:56:08,301 INFO L225 Difference]: With dead ends: 44859 [2024-12-02 08:56:08,301 INFO L226 Difference]: Without dead ends: 22570 [2024-12-02 08:56:08,374 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1350 GetRequests, 1345 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-12-02 08:56:08,374 INFO L435 NwaCegarLoop]: 7633 mSDtfsCounter, 36 mSDsluCounter, 30508 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 38141 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-12-02 08:56:08,374 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 38141 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-12-02 08:56:08,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22570 states. [2024-12-02 08:56:09,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22570 to 22546. [2024-12-02 08:56:09,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22546 states, 17612 states have (on average 1.3839427662957076) internal successors, (24374), 17857 states have internal predecessors, (24374), 4200 states have call successors, (4200), 744 states have call predecessors, (4200), 732 states have return successors, (4425), 4117 states have call predecessors, (4425), 4200 states have call successors, (4425) [2024-12-02 08:56:09,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22546 states to 22546 states and 32999 transitions. [2024-12-02 08:56:09,534 INFO L78 Accepts]: Start accepts. Automaton has 22546 states and 32999 transitions. Word has length 674 [2024-12-02 08:56:09,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:56:09,534 INFO L471 AbstractCegarLoop]: Abstraction has 22546 states and 32999 transitions. [2024-12-02 08:56:09,534 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 65.57142857142857) internal successors, (459), 7 states have internal predecessors, (459), 2 states have call successors, (148), 2 states have call predecessors, (148), 2 states have return successors, (142), 2 states have call predecessors, (142), 2 states have call successors, (142) [2024-12-02 08:56:09,534 INFO L276 IsEmpty]: Start isEmpty. Operand 22546 states and 32999 transitions. [2024-12-02 08:56:09,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 687 [2024-12-02 08:56:09,555 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:56:09,556 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 14, 14, 14, 8, 8, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:56:09,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-12-02 08:56:09,756 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2024-12-02 08:56:09,756 INFO L396 AbstractCegarLoop]: === Iteration 27 === 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)] === [2024-12-02 08:56:09,757 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:56:09,757 INFO L85 PathProgramCache]: Analyzing trace with hash -2024288258, now seen corresponding path program 1 times [2024-12-02 08:56:09,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:56:09,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608962128] [2024-12-02 08:56:09,757 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:56:09,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:56:14,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:56:15,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1068 backedges. 3 proven. 28 refuted. 0 times theorem prover too weak. 1037 trivial. 0 not checked. [2024-12-02 08:56:15,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:56:15,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608962128] [2024-12-02 08:56:15,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608962128] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 08:56:15,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1096959612] [2024-12-02 08:56:15,708 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:56:15,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 08:56:15,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 08:56:15,710 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 08:56:15,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-12-02 08:56:24,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:56:24,080 INFO L256 TraceCheckSpWp]: Trace formula consists of 7083 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-02 08:56:24,088 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 08:56:24,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1068 backedges. 546 proven. 28 refuted. 0 times theorem prover too weak. 494 trivial. 0 not checked. [2024-12-02 08:56:24,380 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 08:56:31,242 INFO L134 CoverageAnalysis]: Checked inductivity of 1068 backedges. 3 proven. 28 refuted. 0 times theorem prover too weak. 1037 trivial. 0 not checked. [2024-12-02 08:56:31,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1096959612] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 08:56:31,242 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 08:56:31,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 9 [2024-12-02 08:56:31,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609638169] [2024-12-02 08:56:31,243 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 08:56:31,244 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 08:56:31,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:56:31,245 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 08:56:31,245 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2024-12-02 08:56:31,245 INFO L87 Difference]: Start difference. First operand 22546 states and 32999 transitions. Second operand has 9 states, 9 states have (on average 52.44444444444444) internal successors, (472), 9 states have internal predecessors, (472), 2 states have call successors, (148), 2 states have call predecessors, (148), 2 states have return successors, (142), 2 states have call predecessors, (142), 2 states have call successors, (142) [2024-12-02 08:56:33,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:56:33,111 INFO L93 Difference]: Finished difference Result 45435 states and 67050 transitions. [2024-12-02 08:56:33,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 08:56:33,112 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 52.44444444444444) internal successors, (472), 9 states have internal predecessors, (472), 2 states have call successors, (148), 2 states have call predecessors, (148), 2 states have return successors, (142), 2 states have call predecessors, (142), 2 states have call successors, (142) Word has length 686 [2024-12-02 08:56:33,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:56:33,217 INFO L225 Difference]: With dead ends: 45435 [2024-12-02 08:56:33,217 INFO L226 Difference]: Without dead ends: 22906 [2024-12-02 08:56:33,301 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1377 GetRequests, 1366 SyntacticMatches, 4 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2024-12-02 08:56:33,302 INFO L435 NwaCegarLoop]: 7633 mSDtfsCounter, 93 mSDsluCounter, 15254 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 22887 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-12-02 08:56:33,302 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [93 Valid, 22887 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-12-02 08:56:33,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22906 states. [2024-12-02 08:56:34,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22906 to 22738. [2024-12-02 08:56:34,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22738 states, 17804 states have (on average 1.3824983149853964) internal successors, (24614), 18049 states have internal predecessors, (24614), 4200 states have call successors, (4200), 744 states have call predecessors, (4200), 732 states have return successors, (4425), 4117 states have call predecessors, (4425), 4200 states have call successors, (4425) [2024-12-02 08:56:34,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22738 states to 22738 states and 33239 transitions. [2024-12-02 08:56:34,493 INFO L78 Accepts]: Start accepts. Automaton has 22738 states and 33239 transitions. Word has length 686 [2024-12-02 08:56:34,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:56:34,493 INFO L471 AbstractCegarLoop]: Abstraction has 22738 states and 33239 transitions. [2024-12-02 08:56:34,494 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 52.44444444444444) internal successors, (472), 9 states have internal predecessors, (472), 2 states have call successors, (148), 2 states have call predecessors, (148), 2 states have return successors, (142), 2 states have call predecessors, (142), 2 states have call successors, (142) [2024-12-02 08:56:34,494 INFO L276 IsEmpty]: Start isEmpty. Operand 22738 states and 33239 transitions. [2024-12-02 08:56:34,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 725 [2024-12-02 08:56:34,515 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:56:34,516 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 8, 8, 7, 7, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:56:34,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-12-02 08:56:34,716 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2024-12-02 08:56:34,716 INFO L396 AbstractCegarLoop]: === Iteration 28 === 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)] === [2024-12-02 08:56:34,716 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:56:34,717 INFO L85 PathProgramCache]: Analyzing trace with hash 659314088, now seen corresponding path program 1 times [2024-12-02 08:56:34,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:56:34,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863199846] [2024-12-02 08:56:34,717 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:56:34,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:56:39,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:56:40,630 INFO L134 CoverageAnalysis]: Checked inductivity of 1188 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1181 trivial. 0 not checked. [2024-12-02 08:56:40,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:56:40,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863199846] [2024-12-02 08:56:40,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863199846] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:56:40,630 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:56:40,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 08:56:40,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390287648] [2024-12-02 08:56:40,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:56:40,631 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 08:56:40,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:56:40,631 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 08:56:40,631 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 08:56:40,631 INFO L87 Difference]: Start difference. First operand 22738 states and 33239 transitions. Second operand has 4 states, 4 states have (on average 81.25) internal successors, (325), 4 states have internal predecessors, (325), 2 states have call successors, (97), 2 states have call predecessors, (97), 2 states have return successors, (90), 2 states have call predecessors, (90), 2 states have call successors, (90) [2024-12-02 08:56:41,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:56:41,729 INFO L93 Difference]: Finished difference Result 45467 states and 67038 transitions. [2024-12-02 08:56:41,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 08:56:41,730 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 81.25) internal successors, (325), 4 states have internal predecessors, (325), 2 states have call successors, (97), 2 states have call predecessors, (97), 2 states have return successors, (90), 2 states have call predecessors, (90), 2 states have call successors, (90) Word has length 724 [2024-12-02 08:56:41,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:56:41,827 INFO L225 Difference]: With dead ends: 45467 [2024-12-02 08:56:41,828 INFO L226 Difference]: Without dead ends: 22746 [2024-12-02 08:56:41,903 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 08:56:41,904 INFO L435 NwaCegarLoop]: 7646 mSDtfsCounter, 0 mSDsluCounter, 15284 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 22930 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 08:56:41,904 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 22930 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 08:56:41,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22746 states. [2024-12-02 08:56:42,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22746 to 22746. [2024-12-02 08:56:42,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22746 states, 17812 states have (on average 1.382326521446216) internal successors, (24622), 18057 states have internal predecessors, (24622), 4200 states have call successors, (4200), 744 states have call predecessors, (4200), 732 states have return successors, (4425), 4117 states have call predecessors, (4425), 4200 states have call successors, (4425) [2024-12-02 08:56:43,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22746 states to 22746 states and 33247 transitions. [2024-12-02 08:56:43,087 INFO L78 Accepts]: Start accepts. Automaton has 22746 states and 33247 transitions. Word has length 724 [2024-12-02 08:56:43,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:56:43,087 INFO L471 AbstractCegarLoop]: Abstraction has 22746 states and 33247 transitions. [2024-12-02 08:56:43,088 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 81.25) internal successors, (325), 4 states have internal predecessors, (325), 2 states have call successors, (97), 2 states have call predecessors, (97), 2 states have return successors, (90), 2 states have call predecessors, (90), 2 states have call successors, (90) [2024-12-02 08:56:43,088 INFO L276 IsEmpty]: Start isEmpty. Operand 22746 states and 33247 transitions. [2024-12-02 08:56:43,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 725 [2024-12-02 08:56:43,106 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:56:43,107 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 8, 8, 7, 7, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:56:43,107 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-12-02 08:56:43,107 INFO L396 AbstractCegarLoop]: === Iteration 29 === 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)] === [2024-12-02 08:56:43,107 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:56:43,107 INFO L85 PathProgramCache]: Analyzing trace with hash 984893934, now seen corresponding path program 1 times [2024-12-02 08:56:43,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:56:43,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798184016] [2024-12-02 08:56:43,108 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:56:43,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:56:48,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:56:50,470 INFO L134 CoverageAnalysis]: Checked inductivity of 1188 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1181 trivial. 0 not checked. [2024-12-02 08:56:50,470 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:56:50,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798184016] [2024-12-02 08:56:50,470 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798184016] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:56:50,470 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:56:50,471 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 08:56:50,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094458904] [2024-12-02 08:56:50,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:56:50,471 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 08:56:50,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:56:50,472 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 08:56:50,472 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:56:50,472 INFO L87 Difference]: Start difference. First operand 22746 states and 33247 transitions. Second operand has 5 states, 5 states have (on average 65.0) internal successors, (325), 5 states have internal predecessors, (325), 3 states have call successors, (97), 2 states have call predecessors, (97), 2 states have return successors, (90), 3 states have call predecessors, (90), 3 states have call successors, (90) [2024-12-02 08:56:54,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 08:56:58,801 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 08:57:21,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:57:21,355 INFO L93 Difference]: Finished difference Result 45475 states and 67014 transitions. [2024-12-02 08:57:21,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:57:21,356 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 65.0) internal successors, (325), 5 states have internal predecessors, (325), 3 states have call successors, (97), 2 states have call predecessors, (97), 2 states have return successors, (90), 3 states have call predecessors, (90), 3 states have call successors, (90) Word has length 724 [2024-12-02 08:57:21,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:57:21,451 INFO L225 Difference]: With dead ends: 45475 [2024-12-02 08:57:21,451 INFO L226 Difference]: Without dead ends: 22746 [2024-12-02 08:57:21,527 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:57:21,527 INFO L435 NwaCegarLoop]: 7644 mSDtfsCounter, 2 mSDsluCounter, 20603 mSDsCounter, 0 mSdLazyCounter, 2336 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 28247 SdHoareTripleChecker+Invalid, 2339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2336 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.6s IncrementalHoareTripleChecker+Time [2024-12-02 08:57:21,527 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 28247 Invalid, 2339 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2336 Invalid, 2 Unknown, 0 Unchecked, 29.6s Time] [2024-12-02 08:57:21,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22746 states. [2024-12-02 08:57:22,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22746 to 22746. [2024-12-02 08:57:22,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22746 states, 17812 states have (on average 1.3821019537390524) internal successors, (24618), 18057 states have internal predecessors, (24618), 4200 states have call successors, (4200), 744 states have call predecessors, (4200), 732 states have return successors, (4425), 4117 states have call predecessors, (4425), 4200 states have call successors, (4425) [2024-12-02 08:57:22,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22746 states to 22746 states and 33243 transitions. [2024-12-02 08:57:22,677 INFO L78 Accepts]: Start accepts. Automaton has 22746 states and 33243 transitions. Word has length 724 [2024-12-02 08:57:22,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:57:22,677 INFO L471 AbstractCegarLoop]: Abstraction has 22746 states and 33243 transitions. [2024-12-02 08:57:22,678 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 65.0) internal successors, (325), 5 states have internal predecessors, (325), 3 states have call successors, (97), 2 states have call predecessors, (97), 2 states have return successors, (90), 3 states have call predecessors, (90), 3 states have call successors, (90) [2024-12-02 08:57:22,678 INFO L276 IsEmpty]: Start isEmpty. Operand 22746 states and 33243 transitions. [2024-12-02 08:57:22,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 696 [2024-12-02 08:57:22,697 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:57:22,698 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 14, 14, 14, 8, 8, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:57:22,698 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-12-02 08:57:22,698 INFO L396 AbstractCegarLoop]: === Iteration 30 === 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)] === [2024-12-02 08:57:22,698 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:57:22,698 INFO L85 PathProgramCache]: Analyzing trace with hash -1847877433, now seen corresponding path program 1 times [2024-12-02 08:57:22,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:57:22,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867635566] [2024-12-02 08:57:22,699 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:57:22,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:57:28,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:59:16,609 INFO L134 CoverageAnalysis]: Checked inductivity of 1106 backedges. 40 proven. 146 refuted. 0 times theorem prover too weak. 920 trivial. 0 not checked. [2024-12-02 08:59:16,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:59:16,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [867635566] [2024-12-02 08:59:16,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [867635566] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 08:59:16,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1433476884] [2024-12-02 08:59:16,610 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:59:16,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 08:59:16,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 08:59:16,612 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 08:59:16,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-12-02 08:59:25,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:59:25,290 INFO L256 TraceCheckSpWp]: Trace formula consists of 7143 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-02 08:59:25,300 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 08:59:34,528 INFO L134 CoverageAnalysis]: Checked inductivity of 1106 backedges. 264 proven. 0 refuted. 0 times theorem prover too weak. 842 trivial. 0 not checked. [2024-12-02 08:59:34,528 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 08:59:34,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1433476884] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:59:34,528 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 08:59:34,528 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [55] total 65 [2024-12-02 08:59:34,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928702039] [2024-12-02 08:59:34,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:59:34,529 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 08:59:34,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:59:34,530 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 08:59:34,531 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=3970, Unknown=0, NotChecked=0, Total=4160 [2024-12-02 08:59:34,531 INFO L87 Difference]: Start difference. First operand 22746 states and 33243 transitions. Second operand has 12 states, 11 states have (on average 29.727272727272727) internal successors, (327), 11 states have internal predecessors, (327), 5 states have call successors, (94), 2 states have call predecessors, (94), 4 states have return successors, (88), 5 states have call predecessors, (88), 5 states have call successors, (88) [2024-12-02 08:59:44,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:59:44,810 INFO L93 Difference]: Finished difference Result 48592 states and 71168 transitions. [2024-12-02 08:59:44,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-02 08:59:44,811 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 29.727272727272727) internal successors, (327), 11 states have internal predecessors, (327), 5 states have call successors, (94), 2 states have call predecessors, (94), 4 states have return successors, (88), 5 states have call predecessors, (88), 5 states have call successors, (88) Word has length 695 [2024-12-02 08:59:44,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:59:44,925 INFO L225 Difference]: With dead ends: 48592 [2024-12-02 08:59:44,925 INFO L226 Difference]: Without dead ends: 25859 [2024-12-02 08:59:44,999 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 782 GetRequests, 711 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 554 ImplicationChecksByTransitivity, 55.8s TimeCoverageRelationStatistics Valid=228, Invalid=5028, Unknown=0, NotChecked=0, Total=5256 [2024-12-02 08:59:44,999 INFO L435 NwaCegarLoop]: 8765 mSDtfsCounter, 873 mSDsluCounter, 86561 mSDsCounter, 0 mSdLazyCounter, 521 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1018 SdHoareTripleChecker+Valid, 95326 SdHoareTripleChecker+Invalid, 522 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 521 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-12-02 08:59:44,999 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1018 Valid, 95326 Invalid, 522 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 521 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2024-12-02 08:59:45,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25859 states. [2024-12-02 08:59:46,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25859 to 22778. [2024-12-02 08:59:46,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22778 states, 17836 states have (on average 1.381587799955147) internal successors, (24642), 18081 states have internal predecessors, (24642), 4208 states have call successors, (4208), 744 states have call predecessors, (4208), 732 states have return successors, (4433), 4125 states have call predecessors, (4433), 4208 states have call successors, (4433) [2024-12-02 08:59:46,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22778 states to 22778 states and 33283 transitions. [2024-12-02 08:59:46,197 INFO L78 Accepts]: Start accepts. Automaton has 22778 states and 33283 transitions. Word has length 695 [2024-12-02 08:59:46,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:59:46,197 INFO L471 AbstractCegarLoop]: Abstraction has 22778 states and 33283 transitions. [2024-12-02 08:59:46,198 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 29.727272727272727) internal successors, (327), 11 states have internal predecessors, (327), 5 states have call successors, (94), 2 states have call predecessors, (94), 4 states have return successors, (88), 5 states have call predecessors, (88), 5 states have call successors, (88) [2024-12-02 08:59:46,198 INFO L276 IsEmpty]: Start isEmpty. Operand 22778 states and 33283 transitions. [2024-12-02 08:59:46,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 728 [2024-12-02 08:59:46,219 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:59:46,220 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 8, 8, 7, 7, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:59:46,259 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-12-02 08:59:46,420 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 08:59:46,420 INFO L396 AbstractCegarLoop]: === Iteration 31 === 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)] === [2024-12-02 08:59:46,420 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:59:46,421 INFO L85 PathProgramCache]: Analyzing trace with hash 1400067134, now seen corresponding path program 1 times [2024-12-02 08:59:46,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:59:46,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458820950] [2024-12-02 08:59:46,421 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:59:46,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:59:52,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:01:27,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1188 backedges. 44 proven. 146 refuted. 0 times theorem prover too weak. 998 trivial. 0 not checked. [2024-12-02 09:01:27,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:01:27,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458820950] [2024-12-02 09:01:27,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1458820950] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 09:01:27,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [28986539] [2024-12-02 09:01:27,010 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:01:27,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 09:01:27,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 09:01:27,012 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 09:01:27,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac08ee-edec-4343-bd1d-9b8c44a8024a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-12-02 09:01:35,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:01:35,909 INFO L256 TraceCheckSpWp]: Trace formula consists of 7395 conjuncts, 151 conjuncts are in the unsatisfiable core [2024-12-02 09:01:35,922 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:01:42,515 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-12-02 09:01:47,744 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 46 [2024-12-02 09:01:56,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1188 backedges. 628 proven. 52 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2024-12-02 09:01:56,601 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:02:30,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [28986539] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 09:02:30,664 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 09:02:30,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 34] total 69 [2024-12-02 09:02:30,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736643017] [2024-12-02 09:02:30,664 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 09:02:30,665 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 69 states [2024-12-02 09:02:30,665 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:02:30,666 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2024-12-02 09:02:30,667 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=296, Invalid=6182, Unknown=2, NotChecked=0, Total=6480 [2024-12-02 09:02:30,667 INFO L87 Difference]: Start difference. First operand 22778 states and 33283 transitions. Second operand has 69 states, 61 states have (on average 9.491803278688524) internal successors, (579), 57 states have internal predecessors, (579), 30 states have call successors, (173), 9 states have call predecessors, (173), 15 states have return successors, (168), 27 states have call predecessors, (168), 27 states have call successors, (168) [2024-12-02 09:02:34,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:02:39,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:02:43,311 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:02:47,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:02:51,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:02:55,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:02:59,982 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:03:04,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:03:08,615 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:03:12,935 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:03:17,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:03:21,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:03:25,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:03:30,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:03:34,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 09:03:38,730 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:03:43,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:03:47,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:03:51,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:03:55,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:04:00,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:04:04,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:04:08,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:04:12,862 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:04:17,135 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 []