./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.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_db5ce364-f0bf-4585-a1fb-3b050f68cbec/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5ce364-f0bf-4585-a1fb-3b050f68cbec/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5ce364-f0bf-4585-a1fb-3b050f68cbec/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5ce364-f0bf-4585-a1fb-3b050f68cbec/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5ce364-f0bf-4585-a1fb-3b050f68cbec/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5ce364-f0bf-4585-a1fb-3b050f68cbec/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4ee317e42bc2e06685ca0df819e5fc98feaca323581d52409851fe6eefd66a2a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:43:59,210 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:43:59,321 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5ce364-f0bf-4585-a1fb-3b050f68cbec/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 04:43:59,331 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:43:59,332 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:43:59,389 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:43:59,392 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:43:59,392 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:43:59,393 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:43:59,394 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:43:59,395 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:43:59,395 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:43:59,395 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:43:59,396 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:43:59,396 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:43:59,396 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:43:59,396 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:43:59,397 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:43:59,397 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:43:59,398 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:43:59,398 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:43:59,398 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:43:59,398 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:43:59,398 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:43:59,398 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:43:59,399 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:43:59,399 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:43:59,399 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:43:59,399 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:43:59,399 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:43:59,399 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:43:59,400 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:43:59,400 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:43:59,400 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:43:59,400 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:43:59,400 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:43:59,400 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:43:59,400 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:43:59,400 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:43:59,400 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:43:59,401 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:43:59,401 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:43:59,401 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:43:59,401 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:43:59,401 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:43:59,402 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_db5ce364-f0bf-4585-a1fb-3b050f68cbec/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ee317e42bc2e06685ca0df819e5fc98feaca323581d52409851fe6eefd66a2a [2024-11-28 04:43:59,767 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:43:59,778 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:43:59,781 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:43:59,783 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:43:59,783 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:43:59,785 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5ce364-f0bf-4585-a1fb-3b050f68cbec/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i [2024-11-28 04:44:03,546 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5ce364-f0bf-4585-a1fb-3b050f68cbec/bin/uautomizer-verify-aQ6SnzHsRB/data/5de5dac99/c48baed4a7d24dac9c267f0e7d4b8e75/FLAG438134e3b [2024-11-28 04:44:04,524 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:44:04,528 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5ce364-f0bf-4585-a1fb-3b050f68cbec/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i [2024-11-28 04:44:04,603 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5ce364-f0bf-4585-a1fb-3b050f68cbec/bin/uautomizer-verify-aQ6SnzHsRB/data/5de5dac99/c48baed4a7d24dac9c267f0e7d4b8e75/FLAG438134e3b [2024-11-28 04:44:04,630 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5ce364-f0bf-4585-a1fb-3b050f68cbec/bin/uautomizer-verify-aQ6SnzHsRB/data/5de5dac99/c48baed4a7d24dac9c267f0e7d4b8e75 [2024-11-28 04:44:04,632 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:44:04,634 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:44:04,636 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:44:04,636 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:44:04,641 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:44:04,642 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:04" (1/1) ... [2024-11-28 04:44:04,643 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66777090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:04, skipping insertion in model container [2024-11-28 04:44:04,643 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:04" (1/1) ... [2024-11-28 04:44:04,838 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:44:08,295 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_db5ce364-f0bf-4585-a1fb-3b050f68cbec/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323320,323333] [2024-11-28 04:44:08,300 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_db5ce364-f0bf-4585-a1fb-3b050f68cbec/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323489,323502] [2024-11-28 04:44:08,301 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_db5ce364-f0bf-4585-a1fb-3b050f68cbec/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323656,323669] [2024-11-28 04:44:08,301 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_db5ce364-f0bf-4585-a1fb-3b050f68cbec/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323824,323837] [2024-11-28 04:44:08,342 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:44:08,459 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:44:08,638 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"); [5245] [2024-11-28 04:44:08,644 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)); [5252] [2024-11-28 04:44:08,645 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5259] [2024-11-28 04:44:08,648 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/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/f860c18/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5309-5310] [2024-11-28 04:44:08,652 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"); [5315-5317] [2024-11-28 04:44:08,669 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)); [5476-5477] [2024-11-28 04:44:08,674 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)); [5510-5511] [2024-11-28 04:44:08,810 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7257] [2024-11-28 04:44:08,881 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7580] [2024-11-28 04:44:09,021 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_db5ce364-f0bf-4585-a1fb-3b050f68cbec/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323320,323333] [2024-11-28 04:44:09,021 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_db5ce364-f0bf-4585-a1fb-3b050f68cbec/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323489,323502] [2024-11-28 04:44:09,022 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_db5ce364-f0bf-4585-a1fb-3b050f68cbec/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323656,323669] [2024-11-28 04:44:09,024 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_db5ce364-f0bf-4585-a1fb-3b050f68cbec/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323824,323837] [2024-11-28 04:44:09,050 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:44:09,293 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:44:09,294 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:09 WrapperNode [2024-11-28 04:44:09,294 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:44:09,295 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:44:09,296 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:44:09,297 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:44:09,306 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:09" (1/1) ... [2024-11-28 04:44:09,438 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:09" (1/1) ... [2024-11-28 04:44:09,913 INFO L138 Inliner]: procedures = 421, calls = 2027, calls flagged for inlining = 203, calls inlined = 186, statements flattened = 6148 [2024-11-28 04:44:09,914 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:44:09,915 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:44:09,915 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:44:09,915 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:44:09,928 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:09" (1/1) ... [2024-11-28 04:44:09,929 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:09" (1/1) ... [2024-11-28 04:44:09,983 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:09" (1/1) ... [2024-11-28 04:44:11,372 INFO L175 MemorySlicer]: Split 1041 memory accesses to 23 slices as follows [4, 3, 3, 5, 5, 6, 853, 5, 2, 2, 2, 5, 13, 1, 2, 1, 4, 3, 56, 5, 5, 52, 4]. 82 percent of accesses are in the largest equivalence class. The 65 initializations are split as follows [0, 1, 3, 5, 5, 0, 17, 5, 0, 0, 0, 5, 0, 1, 2, 0, 4, 3, 0, 5, 5, 0, 4]. The 473 writes are split as follows [3, 0, 0, 0, 0, 4, 360, 0, 1, 1, 1, 0, 5, 0, 0, 0, 0, 0, 56, 0, 0, 42, 0]. [2024-11-28 04:44:11,372 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:09" (1/1) ... [2024-11-28 04:44:11,372 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:09" (1/1) ... [2024-11-28 04:44:11,677 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:09" (1/1) ... [2024-11-28 04:44:11,696 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:09" (1/1) ... [2024-11-28 04:44:11,748 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:09" (1/1) ... [2024-11-28 04:44:11,888 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:09" (1/1) ... [2024-11-28 04:44:11,931 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:09" (1/1) ... [2024-11-28 04:44:12,023 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:44:12,025 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:44:12,025 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:44:12,025 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:44:12,026 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:09" (1/1) ... [2024-11-28 04:44:12,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:44:12,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5ce364-f0bf-4585-a1fb-3b050f68cbec/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:44:12,067 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5ce364-f0bf-4585-a1fb-3b050f68cbec/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:44:12,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5ce364-f0bf-4585-a1fb-3b050f68cbec/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:44:12,101 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-28 04:44:12,101 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-28 04:44:12,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-28 04:44:12,102 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-28 04:44:12,102 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2024-11-28 04:44:12,102 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2024-11-28 04:44:12,102 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_set_filter_mode [2024-11-28 04:44:12,102 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_set_filter_mode [2024-11-28 04:44:12,102 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-28 04:44:12,103 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-28 04:44:12,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-28 04:44:12,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-28 04:44:12,103 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_resume [2024-11-28 04:44:12,103 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_resume [2024-11-28 04:44:12,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-28 04:44:12,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-28 04:44:12,104 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2024-11-28 04:44:12,104 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2024-11-28 04:44:12,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_dmfe_board_info [2024-11-28 04:44:12,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_dmfe_board_info [2024-11-28 04:44:12,104 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-28 04:44:12,104 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-28 04:44:12,104 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2024-11-28 04:44:12,104 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2024-11-28 04:44:12,105 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2024-11-28 04:44:12,105 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2024-11-28 04:44:12,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_69 [2024-11-28 04:44:12,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_69 [2024-11-28 04:44:12,105 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2024-11-28 04:44:12,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2024-11-28 04:44:12,105 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-11-28 04:44:12,105 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-11-28 04:44:12,105 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_reuse_skb [2024-11-28 04:44:12,106 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_reuse_skb [2024-11-28 04:44:12,106 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2024-11-28 04:44:12,106 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2024-11-28 04:44:12,106 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-28 04:44:12,106 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-28 04:44:12,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-28 04:44:12,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-28 04:44:12,106 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-28 04:44:12,106 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-28 04:44:12,107 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-11-28 04:44:12,107 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-11-28 04:44:12,107 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-28 04:44:12,107 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-28 04:44:12,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-28 04:44:12,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-28 04:44:12,107 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write [2024-11-28 04:44:12,107 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write [2024-11-28 04:44:12,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 04:44:12,108 INFO L130 BoogieDeclarations]: Found specification of procedure poll_dmfe [2024-11-28 04:44:12,108 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_dmfe [2024-11-28 04:44:12,108 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-28 04:44:12,108 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-28 04:44:12,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-28 04:44:12,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-28 04:44:12,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-28 04:44:12,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-28 04:44:12,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-28 04:44:12,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-28 04:44:12,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-28 04:44:12,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-28 04:44:12,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-28 04:44:12,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-28 04:44:12,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-28 04:44:12,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-28 04:44:12,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-28 04:44:12,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-28 04:44:12,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-28 04:44:12,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-28 04:44:12,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-28 04:44:12,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-28 04:44:12,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-28 04:44:12,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-28 04:44:12,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-28 04:44:12,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-11-28 04:44:12,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-11-28 04:44:12,111 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-28 04:44:12,111 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-28 04:44:12,111 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2024-11-28 04:44:12,111 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2024-11-28 04:44:12,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 04:44:12,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 04:44:12,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 04:44:12,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 04:44:12,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 04:44:12,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 04:44:12,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-28 04:44:12,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-28 04:44:12,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-28 04:44:12,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-28 04:44:12,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-28 04:44:12,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-28 04:44:12,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-28 04:44:12,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-28 04:44:12,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-28 04:44:12,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-28 04:44:12,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-28 04:44:12,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-28 04:44:12,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-28 04:44:12,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-28 04:44:12,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-28 04:44:12,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-28 04:44:12,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-28 04:44:12,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-28 04:44:12,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-28 04:44:12,113 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_remove_one [2024-11-28 04:44:12,113 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_remove_one [2024-11-28 04:44:12,113 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write_1bit [2024-11-28 04:44:12,113 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write_1bit [2024-11-28 04:44:12,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 04:44:12,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 04:44:12,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 04:44:12,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 04:44:12,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 04:44:12,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 04:44:12,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 04:44:12,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 04:44:12,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 04:44:12,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-28 04:44:12,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-28 04:44:12,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-28 04:44:12,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-28 04:44:12,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-28 04:44:12,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-28 04:44:12,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-28 04:44:12,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-28 04:44:12,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-28 04:44:12,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-28 04:44:12,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-28 04:44:12,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-28 04:44:12,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-28 04:44:12,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-28 04:44:12,116 INFO L130 BoogieDeclarations]: Found specification of procedure dm9132_id_table [2024-11-28 04:44:12,116 INFO L138 BoogieDeclarations]: Found implementation of procedure dm9132_id_table [2024-11-28 04:44:12,116 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-28 04:44:12,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-28 04:44:12,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-28 04:44:12,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-28 04:44:12,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-28 04:44:12,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-28 04:44:12,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-28 04:44:12,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-28 04:44:12,117 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_interrupt [2024-11-28 04:44:12,117 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_interrupt [2024-11-28 04:44:12,117 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-28 04:44:12,118 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-28 04:44:12,118 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read_1bit [2024-11-28 04:44:12,118 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read_1bit [2024-11-28 04:44:12,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-28 04:44:12,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-28 04:44:12,118 INFO L130 BoogieDeclarations]: Found specification of procedure cal_CRC [2024-11-28 04:44:12,118 INFO L138 BoogieDeclarations]: Found implementation of procedure cal_CRC [2024-11-28 04:44:12,118 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 04:44:12,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-28 04:44:12,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-28 04:44:12,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-28 04:44:12,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-28 04:44:12,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:44:12,119 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_rx_buffer [2024-11-28 04:44:12,119 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_rx_buffer [2024-11-28 04:44:12,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-28 04:44:12,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-28 04:44:12,120 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-28 04:44:12,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-28 04:44:12,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 04:44:12,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 04:44:12,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 04:44:12,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 04:44:12,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 04:44:12,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 04:44:12,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 04:44:12,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-28 04:44:12,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-28 04:44:12,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-28 04:44:12,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-28 04:44:12,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-28 04:44:12,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-28 04:44:12,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-28 04:44:12,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-28 04:44:12,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-28 04:44:12,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-28 04:44:12,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-28 04:44:12,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-28 04:44:12,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-28 04:44:12,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-28 04:44:12,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-28 04:44:12,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-28 04:44:12,122 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2024-11-28 04:44:12,122 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2024-11-28 04:44:12,122 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 04:44:12,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 04:44:12,122 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2024-11-28 04:44:12,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2024-11-28 04:44:12,122 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_free_rxbuffer [2024-11-28 04:44:12,122 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_free_rxbuffer [2024-11-28 04:44:12,122 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-28 04:44:12,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-28 04:44:12,122 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-28 04:44:12,122 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-28 04:44:12,123 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-28 04:44:12,123 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-28 04:44:12,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-28 04:44:12,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-28 04:44:12,123 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_stop [2024-11-28 04:44:12,123 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_stop [2024-11-28 04:44:12,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:44:12,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:44:12,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-28 04:44:12,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-28 04:44:12,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-28 04:44:12,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-28 04:44:12,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-28 04:44:12,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-28 04:44:12,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-28 04:44:12,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-28 04:44:12,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-28 04:44:12,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-28 04:44:12,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-28 04:44:12,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-28 04:44:12,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-28 04:44:12,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-28 04:44:12,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-28 04:44:12,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-28 04:44:12,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-28 04:44:12,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-28 04:44:12,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-28 04:44:12,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-28 04:44:12,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-28 04:44:12,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-11-28 04:44:12,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-11-28 04:44:12,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 04:44:12,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 04:44:12,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 04:44:12,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 04:44:12,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 04:44:12,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 04:44:12,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-28 04:44:12,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-28 04:44:12,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-28 04:44:12,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-28 04:44:12,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-28 04:44:12,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-28 04:44:12,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-28 04:44:12,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-28 04:44:12,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-28 04:44:12,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-28 04:44:12,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-28 04:44:12,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-28 04:44:12,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-28 04:44:12,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-28 04:44:12,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-28 04:44:12,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-28 04:44:12,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-28 04:44:12,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-28 04:44:12,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-28 04:44:12,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-28 04:44:12,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-28 04:44:12,129 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2024-11-28 04:44:12,129 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2024-11-28 04:44:12,130 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_open [2024-11-28 04:44:12,130 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_open [2024-11-28 04:44:12,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-28 04:44:12,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-28 04:44:12,130 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-28 04:44:12,130 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-28 04:44:12,130 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read [2024-11-28 04:44:12,130 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read [2024-11-28 04:44:12,130 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-28 04:44:12,130 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-28 04:44:12,130 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-11-28 04:44:12,131 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-11-28 04:44:12,131 INFO L130 BoogieDeclarations]: Found specification of procedure send_filter_frame [2024-11-28 04:44:12,131 INFO L138 BoogieDeclarations]: Found implementation of procedure send_filter_frame [2024-11-28 04:44:12,131 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-28 04:44:12,131 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-28 04:44:12,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 04:44:12,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-28 04:44:12,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-28 04:44:12,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-28 04:44:12,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-28 04:44:12,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-28 04:44:12,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-28 04:44:12,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-28 04:44:12,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-28 04:44:12,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-28 04:44:12,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-28 04:44:12,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-28 04:44:12,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-28 04:44:12,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-28 04:44:12,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-28 04:44:12,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-28 04:44:12,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-28 04:44:12,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-28 04:44:12,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-28 04:44:12,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-28 04:44:12,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-28 04:44:12,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-28 04:44:12,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-28 04:44:12,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-28 04:44:12,132 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-28 04:44:12,132 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-28 04:44:12,132 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2024-11-28 04:44:12,132 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2024-11-28 04:44:12,132 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-28 04:44:12,132 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-28 04:44:12,132 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_init_dm910x [2024-11-28 04:44:12,132 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_init_dm910x [2024-11-28 04:44:12,132 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-28 04:44:12,132 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-28 04:44:12,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-28 04:44:12,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-28 04:44:12,132 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2024-11-28 04:44:12,133 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2024-11-28 04:44:12,133 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-28 04:44:12,133 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-28 04:44:12,133 INFO L130 BoogieDeclarations]: Found specification of procedure update_cr6 [2024-11-28 04:44:12,133 INFO L138 BoogieDeclarations]: Found implementation of procedure update_cr6 [2024-11-28 04:44:12,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 04:44:12,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 04:44:12,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 04:44:12,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 04:44:12,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 04:44:12,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 04:44:12,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 04:44:12,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 04:44:12,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 04:44:12,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-28 04:44:12,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-28 04:44:12,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-28 04:44:12,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-28 04:44:12,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-28 04:44:12,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-28 04:44:12,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-28 04:44:12,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-28 04:44:12,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-28 04:44:12,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-28 04:44:12,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-28 04:44:12,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-28 04:44:12,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-28 04:44:12,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-28 04:44:12,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-28 04:44:12,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-28 04:44:12,135 INFO L130 BoogieDeclarations]: Found specification of procedure srom_clk_write [2024-11-28 04:44:12,135 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_clk_write [2024-11-28 04:44:12,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_dmfe_cleanup_module_14_2 [2024-11-28 04:44:12,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_dmfe_cleanup_module_14_2 [2024-11-28 04:44:12,136 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2024-11-28 04:44:12,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2024-11-28 04:44:12,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-28 04:44:12,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-28 04:44:12,136 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-11-28 04:44:12,136 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-11-28 04:44:12,136 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-11-28 04:44:12,136 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-11-28 04:44:12,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 04:44:12,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 04:44:12,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 04:44:12,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 04:44:12,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 04:44:12,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 04:44:12,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 04:44:12,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 04:44:12,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 04:44:12,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-28 04:44:12,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-28 04:44:12,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-28 04:44:12,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-28 04:44:12,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-28 04:44:12,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-28 04:44:12,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-28 04:44:12,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-28 04:44:12,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-28 04:44:12,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-28 04:44:12,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-28 04:44:12,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-28 04:44:12,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-28 04:44:12,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-28 04:44:12,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-28 04:44:12,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-28 04:44:13,497 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:44:13,501 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:44:13,538 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-28 04:44:28,527 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-28 04:44:29,519 INFO L? ?]: Removed 2337 outVars from TransFormulas that were not future-live. [2024-11-28 04:44:29,520 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:44:29,620 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:44:29,642 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-28 04:44:29,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:44:29 BoogieIcfgContainer [2024-11-28 04:44:29,643 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:44:29,646 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:44:29,648 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:44:29,654 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:44:29,658 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:44:04" (1/3) ... [2024-11-28 04:44:29,658 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fdb1fe8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:44:29, skipping insertion in model container [2024-11-28 04:44:29,659 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:09" (2/3) ... [2024-11-28 04:44:29,659 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fdb1fe8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:44:29, skipping insertion in model container [2024-11-28 04:44:29,659 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:44:29" (3/3) ... [2024-11-28 04:44:29,660 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i [2024-11-28 04:44:29,678 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:44:29,684 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i that has 85 procedures, 2243 locations, 1 initial locations, 3 loop locations, and 3 error locations. [2024-11-28 04:44:29,858 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:44:29,874 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;@2269626b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:44:29,875 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-28 04:44:29,890 INFO L276 IsEmpty]: Start isEmpty. Operand has 2241 states, 1695 states have (on average 1.3640117994100296) internal successors, (2312), 1718 states have internal predecessors, (2312), 460 states have call successors, (460), 84 states have call predecessors, (460), 83 states have return successors, (454), 445 states have call predecessors, (454), 454 states have call successors, (454) [2024-11-28 04:44:29,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-28 04:44:29,914 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:44:29,915 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:44:29,916 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_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 04:44:29,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:44:29,922 INFO L85 PathProgramCache]: Analyzing trace with hash -327425371, now seen corresponding path program 1 times [2024-11-28 04:44:29,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:44:29,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171212083] [2024-11-28 04:44:29,931 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:44:29,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:44:37,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:44:38,377 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-28 04:44:38,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:44:38,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171212083] [2024-11-28 04:44:38,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [171212083] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:44:38,379 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:44:38,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:44:38,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836122323] [2024-11-28 04:44:38,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:44:38,386 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:44:38,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:44:38,411 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:44:38,412 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:44:38,420 INFO L87 Difference]: Start difference. First operand has 2241 states, 1695 states have (on average 1.3640117994100296) internal successors, (2312), 1718 states have internal predecessors, (2312), 460 states have call successors, (460), 84 states have call predecessors, (460), 83 states have return successors, (454), 445 states have call predecessors, (454), 454 states have call successors, (454) Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-28 04:44:42,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:44:43,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:44:43,635 INFO L93 Difference]: Finished difference Result 6562 states and 9670 transitions. [2024-11-28 04:44:43,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:44:43,638 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 116 [2024-11-28 04:44:43,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:44:43,718 INFO L225 Difference]: With dead ends: 6562 [2024-11-28 04:44:43,719 INFO L226 Difference]: Without dead ends: 4332 [2024-11-28 04:44:43,751 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:44:43,755 INFO L435 NwaCegarLoop]: 3190 mSDtfsCounter, 3040 mSDsluCounter, 3085 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3040 SdHoareTripleChecker+Valid, 6275 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:44:43,758 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3040 Valid, 6275 Invalid, 34 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 26 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-28 04:44:43,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4332 states. [2024-11-28 04:44:44,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4332 to 4328. [2024-11-28 04:44:44,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4328 states, 3299 states have (on average 1.3349499848438922) internal successors, (4404), 3344 states have internal predecessors, (4404), 864 states have call successors, (864), 163 states have call predecessors, (864), 162 states have return successors, (860), 842 states have call predecessors, (860), 860 states have call successors, (860) [2024-11-28 04:44:44,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4328 states to 4328 states and 6128 transitions. [2024-11-28 04:44:44,157 INFO L78 Accepts]: Start accepts. Automaton has 4328 states and 6128 transitions. Word has length 116 [2024-11-28 04:44:44,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:44:44,158 INFO L471 AbstractCegarLoop]: Abstraction has 4328 states and 6128 transitions. [2024-11-28 04:44:44,159 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-28 04:44:44,159 INFO L276 IsEmpty]: Start isEmpty. Operand 4328 states and 6128 transitions. [2024-11-28 04:44:44,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-28 04:44:44,164 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:44:44,165 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:44:44,165 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 04:44:44,165 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 04:44:44,166 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:44:44,166 INFO L85 PathProgramCache]: Analyzing trace with hash 1325677422, now seen corresponding path program 1 times [2024-11-28 04:44:44,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:44:44,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919824871] [2024-11-28 04:44:44,167 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:44:44,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:44:50,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:44:51,414 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-28 04:44:51,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:44:51,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919824871] [2024-11-28 04:44:51,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919824871] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:44:51,415 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:44:51,415 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:44:51,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787256559] [2024-11-28 04:44:51,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:44:51,417 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:44:51,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:44:51,418 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:44:51,419 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:44:51,419 INFO L87 Difference]: Start difference. First operand 4328 states and 6128 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-28 04:44:55,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:44:56,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:44:56,737 INFO L93 Difference]: Finished difference Result 12850 states and 18214 transitions. [2024-11-28 04:44:56,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:44:56,738 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 122 [2024-11-28 04:44:56,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:44:56,839 INFO L225 Difference]: With dead ends: 12850 [2024-11-28 04:44:56,839 INFO L226 Difference]: Without dead ends: 8543 [2024-11-28 04:44:56,869 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:44:56,874 INFO L435 NwaCegarLoop]: 3170 mSDtfsCounter, 3093 mSDsluCounter, 3099 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3093 SdHoareTripleChecker+Valid, 6269 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-28 04:44:56,874 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3093 Valid, 6269 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-11-28 04:44:56,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8543 states. [2024-11-28 04:44:57,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8543 to 8513. [2024-11-28 04:44:57,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8513 states, 6513 states have (on average 1.3373253493013972) internal successors, (8710), 6607 states have internal predecessors, (8710), 1676 states have call successors, (1676), 324 states have call predecessors, (1676), 321 states have return successors, (1682), 1625 states have call predecessors, (1682), 1672 states have call successors, (1682) [2024-11-28 04:44:57,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8513 states to 8513 states and 12068 transitions. [2024-11-28 04:44:57,605 INFO L78 Accepts]: Start accepts. Automaton has 8513 states and 12068 transitions. Word has length 122 [2024-11-28 04:44:57,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:44:57,606 INFO L471 AbstractCegarLoop]: Abstraction has 8513 states and 12068 transitions. [2024-11-28 04:44:57,606 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-28 04:44:57,606 INFO L276 IsEmpty]: Start isEmpty. Operand 8513 states and 12068 transitions. [2024-11-28 04:44:57,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-28 04:44:57,610 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:44:57,610 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:44:57,610 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 04:44:57,611 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 04:44:57,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:44:57,615 INFO L85 PathProgramCache]: Analyzing trace with hash -565710973, now seen corresponding path program 1 times [2024-11-28 04:44:57,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:44:57,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1141098527] [2024-11-28 04:44:57,616 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:44:57,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:45:04,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:45:05,597 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-28 04:45:05,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:45:05,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1141098527] [2024-11-28 04:45:05,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1141098527] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:45:05,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:45:05,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:45:05,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832011165] [2024-11-28 04:45:05,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:45:05,602 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:45:05,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:45:05,602 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:45:05,602 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:45:05,603 INFO L87 Difference]: Start difference. First operand 8513 states and 12068 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-28 04:45:09,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:45:10,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:45:10,777 INFO L93 Difference]: Finished difference Result 24107 states and 34080 transitions. [2024-11-28 04:45:10,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:45:10,778 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 122 [2024-11-28 04:45:10,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:45:10,944 INFO L225 Difference]: With dead ends: 24107 [2024-11-28 04:45:10,944 INFO L226 Difference]: Without dead ends: 15615 [2024-11-28 04:45:11,000 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:45:11,002 INFO L435 NwaCegarLoop]: 3371 mSDtfsCounter, 2636 mSDsluCounter, 3091 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2636 SdHoareTripleChecker+Valid, 6462 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:45:11,004 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2636 Valid, 6462 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 12 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-11-28 04:45:11,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15615 states. [2024-11-28 04:45:11,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15615 to 15581. [2024-11-28 04:45:11,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15581 states, 11903 states have (on average 1.3321011509703435) internal successors, (15856), 12085 states have internal predecessors, (15856), 3056 states have call successors, (3056), 626 states have call predecessors, (3056), 619 states have return successors, (3078), 2953 states have call predecessors, (3078), 3052 states have call successors, (3078) [2024-11-28 04:45:12,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15581 states to 15581 states and 21990 transitions. [2024-11-28 04:45:12,061 INFO L78 Accepts]: Start accepts. Automaton has 15581 states and 21990 transitions. Word has length 122 [2024-11-28 04:45:12,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:45:12,062 INFO L471 AbstractCegarLoop]: Abstraction has 15581 states and 21990 transitions. [2024-11-28 04:45:12,066 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-28 04:45:12,070 INFO L276 IsEmpty]: Start isEmpty. Operand 15581 states and 21990 transitions. [2024-11-28 04:45:12,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-28 04:45:12,073 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:45:12,073 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:45:12,074 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 04:45:12,074 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 04:45:12,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:45:12,078 INFO L85 PathProgramCache]: Analyzing trace with hash 1124795088, now seen corresponding path program 1 times [2024-11-28 04:45:12,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:45:12,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747642343] [2024-11-28 04:45:12,078 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:45:12,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:45:20,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:45:20,902 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-28 04:45:20,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:45:20,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747642343] [2024-11-28 04:45:20,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747642343] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:45:20,904 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:45:20,904 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:45:20,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005857861] [2024-11-28 04:45:20,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:45:20,905 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:45:20,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:45:20,905 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:45:20,906 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:45:20,908 INFO L87 Difference]: Start difference. First operand 15581 states and 21990 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-28 04:45:24,983 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:45:26,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:45:26,759 INFO L93 Difference]: Finished difference Result 30605 states and 43212 transitions. [2024-11-28 04:45:26,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:45:26,759 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 126 [2024-11-28 04:45:26,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:45:26,855 INFO L225 Difference]: With dead ends: 30605 [2024-11-28 04:45:26,855 INFO L226 Difference]: Without dead ends: 15045 [2024-11-28 04:45:26,913 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:45:26,914 INFO L435 NwaCegarLoop]: 3847 mSDtfsCounter, 2322 mSDsluCounter, 3086 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 18 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2322 SdHoareTripleChecker+Valid, 6933 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-11-28 04:45:26,914 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2322 Valid, 6933 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 76 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2024-11-28 04:45:26,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15045 states. [2024-11-28 04:45:27,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15045 to 15013. [2024-11-28 04:45:27,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15013 states, 11568 states have (on average 1.3384336099585061) internal successors, (15483), 11751 states have internal predecessors, (15483), 2811 states have call successors, (2811), 639 states have call predecessors, (2811), 631 states have return successors, (2820), 2703 states have call predecessors, (2820), 2807 states have call successors, (2820) [2024-11-28 04:45:27,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15013 states to 15013 states and 21114 transitions. [2024-11-28 04:45:27,499 INFO L78 Accepts]: Start accepts. Automaton has 15013 states and 21114 transitions. Word has length 126 [2024-11-28 04:45:27,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:45:27,501 INFO L471 AbstractCegarLoop]: Abstraction has 15013 states and 21114 transitions. [2024-11-28 04:45:27,501 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-28 04:45:27,501 INFO L276 IsEmpty]: Start isEmpty. Operand 15013 states and 21114 transitions. [2024-11-28 04:45:27,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-28 04:45:27,507 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:45:27,507 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:45:27,507 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 04:45:27,508 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 04:45:27,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:45:27,508 INFO L85 PathProgramCache]: Analyzing trace with hash 584664628, now seen corresponding path program 1 times [2024-11-28 04:45:27,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:45:27,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435541644] [2024-11-28 04:45:27,508 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:45:27,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:45:35,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:45:35,880 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-28 04:45:35,881 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:45:35,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435541644] [2024-11-28 04:45:35,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [435541644] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:45:35,881 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:45:35,881 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:45:35,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105842317] [2024-11-28 04:45:35,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:45:35,882 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:45:35,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:45:35,883 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:45:35,883 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:45:35,884 INFO L87 Difference]: Start difference. First operand 15013 states and 21114 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-28 04:45:39,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:45:41,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:45:41,811 INFO L93 Difference]: Finished difference Result 39655 states and 55791 transitions. [2024-11-28 04:45:41,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:45:41,811 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 128 [2024-11-28 04:45:41,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:45:41,991 INFO L225 Difference]: With dead ends: 39655 [2024-11-28 04:45:41,991 INFO L226 Difference]: Without dead ends: 24663 [2024-11-28 04:45:42,060 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:45:42,062 INFO L435 NwaCegarLoop]: 3169 mSDtfsCounter, 2919 mSDsluCounter, 3087 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2919 SdHoareTripleChecker+Valid, 6256 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:45:42,063 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2919 Valid, 6256 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 53 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2024-11-28 04:45:42,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24663 states. [2024-11-28 04:45:42,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24663 to 24632. [2024-11-28 04:45:43,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24632 states, 18982 states have (on average 1.337741017806343) internal successors, (25393), 19275 states have internal predecessors, (25393), 4599 states have call successors, (4599), 1063 states have call predecessors, (4599), 1048 states have return successors, (4624), 4407 states have call predecessors, (4624), 4595 states have call successors, (4624) [2024-11-28 04:45:43,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24632 states to 24632 states and 34616 transitions. [2024-11-28 04:45:43,147 INFO L78 Accepts]: Start accepts. Automaton has 24632 states and 34616 transitions. Word has length 128 [2024-11-28 04:45:43,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:45:43,148 INFO L471 AbstractCegarLoop]: Abstraction has 24632 states and 34616 transitions. [2024-11-28 04:45:43,148 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-28 04:45:43,148 INFO L276 IsEmpty]: Start isEmpty. Operand 24632 states and 34616 transitions. [2024-11-28 04:45:43,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-28 04:45:43,151 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:45:43,151 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 8, 8, 8, 8, 8, 8, 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] [2024-11-28 04:45:43,152 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 04:45:43,152 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 04:45:43,152 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:45:43,153 INFO L85 PathProgramCache]: Analyzing trace with hash -1908803273, now seen corresponding path program 1 times [2024-11-28 04:45:43,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:45:43,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439301233] [2024-11-28 04:45:43,153 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:45:43,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:45:50,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:45:50,929 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2024-11-28 04:45:50,929 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:45:50,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439301233] [2024-11-28 04:45:50,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1439301233] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:45:50,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:45:50,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:45:50,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749596846] [2024-11-28 04:45:50,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:45:50,931 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:45:50,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:45:50,932 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:45:50,932 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:45:50,932 INFO L87 Difference]: Start difference. First operand 24632 states and 34616 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-28 04:45:55,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:45:56,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:45:56,783 INFO L93 Difference]: Finished difference Result 71502 states and 100541 transitions. [2024-11-28 04:45:56,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:45:56,784 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 145 [2024-11-28 04:45:56,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:45:57,151 INFO L225 Difference]: With dead ends: 71502 [2024-11-28 04:45:57,151 INFO L226 Difference]: Without dead ends: 46891 [2024-11-28 04:45:57,280 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:45:57,283 INFO L435 NwaCegarLoop]: 3798 mSDtfsCounter, 3104 mSDsluCounter, 3140 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3104 SdHoareTripleChecker+Valid, 6938 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:45:57,283 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3104 Valid, 6938 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 14 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-11-28 04:45:57,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46891 states. [2024-11-28 04:45:59,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46891 to 46833. [2024-11-28 04:45:59,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46833 states, 36024 states have (on average 1.3376637797024207) internal successors, (48188), 36616 states have internal predecessors, (48188), 8797 states have call successors, (8797), 2038 states have call predecessors, (8797), 2009 states have return successors, (8851), 8398 states have call predecessors, (8851), 8793 states have call successors, (8851) [2024-11-28 04:46:00,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46833 states to 46833 states and 65836 transitions. [2024-11-28 04:46:00,368 INFO L78 Accepts]: Start accepts. Automaton has 46833 states and 65836 transitions. Word has length 145 [2024-11-28 04:46:00,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:46:00,368 INFO L471 AbstractCegarLoop]: Abstraction has 46833 states and 65836 transitions. [2024-11-28 04:46:00,368 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-28 04:46:00,369 INFO L276 IsEmpty]: Start isEmpty. Operand 46833 states and 65836 transitions. [2024-11-28 04:46:00,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-28 04:46:00,373 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:46:00,374 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 8, 8, 8, 8, 8, 8, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:46:00,374 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 04:46:00,374 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_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 04:46:00,375 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:46:00,375 INFO L85 PathProgramCache]: Analyzing trace with hash -73827638, now seen corresponding path program 1 times [2024-11-28 04:46:00,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:46:00,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969355809] [2024-11-28 04:46:00,376 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:46:00,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:46:09,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:46:10,166 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-28 04:46:10,166 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:46:10,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969355809] [2024-11-28 04:46:10,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [969355809] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:46:10,166 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:46:10,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:46:10,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637938558] [2024-11-28 04:46:10,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:46:10,167 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:46:10,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:46:10,169 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:46:10,169 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:46:10,169 INFO L87 Difference]: Start difference. First operand 46833 states and 65836 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-28 04:46:14,248 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:46:17,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:46:17,160 INFO L93 Difference]: Finished difference Result 137613 states and 193449 transitions. [2024-11-28 04:46:17,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:46:17,162 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 188 [2024-11-28 04:46:17,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:46:17,753 INFO L225 Difference]: With dead ends: 137613 [2024-11-28 04:46:17,753 INFO L226 Difference]: Without dead ends: 90857 [2024-11-28 04:46:18,124 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:46:18,126 INFO L435 NwaCegarLoop]: 4068 mSDtfsCounter, 2969 mSDsluCounter, 3129 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2969 SdHoareTripleChecker+Valid, 7197 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:46:18,127 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2969 Valid, 7197 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 24 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-28 04:46:18,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90857 states. [2024-11-28 04:46:21,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90857 to 90853. [2024-11-28 04:46:21,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90853 states, 70082 states have (on average 1.3360920065066637) internal successors, (93636), 71120 states have internal predecessors, (93636), 16897 states have call successors, (16897), 3912 states have call predecessors, (16897), 3871 states have return successors, (17009), 16260 states have call predecessors, (17009), 16893 states have call successors, (17009) [2024-11-28 04:46:23,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90853 states to 90853 states and 127542 transitions. [2024-11-28 04:46:23,084 INFO L78 Accepts]: Start accepts. Automaton has 90853 states and 127542 transitions. Word has length 188 [2024-11-28 04:46:23,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:46:23,085 INFO L471 AbstractCegarLoop]: Abstraction has 90853 states and 127542 transitions. [2024-11-28 04:46:23,085 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-28 04:46:23,085 INFO L276 IsEmpty]: Start isEmpty. Operand 90853 states and 127542 transitions. [2024-11-28 04:46:23,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-28 04:46:23,090 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:46:23,090 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 8, 8, 8, 8, 8, 8, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:46:23,090 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 04:46:23,091 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_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 04:46:23,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:46:23,091 INFO L85 PathProgramCache]: Analyzing trace with hash 66720972, now seen corresponding path program 1 times [2024-11-28 04:46:23,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:46:23,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464587882] [2024-11-28 04:46:23,092 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:46:23,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:46:30,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:46:32,119 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2024-11-28 04:46:32,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:46:32,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464587882] [2024-11-28 04:46:32,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1464587882] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:46:32,120 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:46:32,120 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:46:32,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044684459] [2024-11-28 04:46:32,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:46:32,121 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:46:32,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:46:32,122 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:46:32,122 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:46:32,122 INFO L87 Difference]: Start difference. First operand 90853 states and 127542 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-28 04:46:35,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:46:35,266 INFO L93 Difference]: Finished difference Result 90859 states and 127547 transitions. [2024-11-28 04:46:35,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:46:35,267 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 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 188 [2024-11-28 04:46:35,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:46:36,126 INFO L225 Difference]: With dead ends: 90859 [2024-11-28 04:46:36,126 INFO L226 Difference]: Without dead ends: 90857 [2024-11-28 04:46:36,365 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:46:36,365 INFO L435 NwaCegarLoop]: 3153 mSDtfsCounter, 3094 mSDsluCounter, 6292 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3095 SdHoareTripleChecker+Valid, 9445 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:46:36,366 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3095 Valid, 9445 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 04:46:36,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90857 states. [2024-11-28 04:46:39,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90857 to 90857. [2024-11-28 04:46:39,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90857 states, 70085 states have (on average 1.3360776200328173) internal successors, (93639), 71123 states have internal predecessors, (93639), 16897 states have call successors, (16897), 3913 states have call predecessors, (16897), 3872 states have return successors, (17009), 16260 states have call predecessors, (17009), 16893 states have call successors, (17009) [2024-11-28 04:46:40,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90857 states to 90857 states and 127545 transitions. [2024-11-28 04:46:40,454 INFO L78 Accepts]: Start accepts. Automaton has 90857 states and 127545 transitions. Word has length 188 [2024-11-28 04:46:40,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:46:40,459 INFO L471 AbstractCegarLoop]: Abstraction has 90857 states and 127545 transitions. [2024-11-28 04:46:40,459 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-28 04:46:40,460 INFO L276 IsEmpty]: Start isEmpty. Operand 90857 states and 127545 transitions. [2024-11-28 04:46:40,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-28 04:46:40,463 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:46:40,463 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 8, 8, 8, 8, 8, 8, 4, 4, 4, 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] [2024-11-28 04:46:40,464 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 04:46:40,466 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_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 04:46:40,466 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:46:40,466 INFO L85 PathProgramCache]: Analyzing trace with hash 114998252, now seen corresponding path program 1 times [2024-11-28 04:46:40,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:46:40,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236917990] [2024-11-28 04:46:40,467 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:46:40,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:46:50,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:46:51,430 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2024-11-28 04:46:51,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:46:51,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236917990] [2024-11-28 04:46:51,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236917990] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:46:51,431 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:46:51,431 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:46:51,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359383244] [2024-11-28 04:46:51,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:46:51,432 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:46:51,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:46:51,433 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:46:51,433 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:46:51,434 INFO L87 Difference]: Start difference. First operand 90857 states and 127545 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-28 04:46:54,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:46:54,336 INFO L93 Difference]: Finished difference Result 90863 states and 127550 transitions. [2024-11-28 04:46:54,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:46:54,336 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 193 [2024-11-28 04:46:54,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:46:54,899 INFO L225 Difference]: With dead ends: 90863 [2024-11-28 04:46:54,899 INFO L226 Difference]: Without dead ends: 90861 [2024-11-28 04:46:54,952 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:46:54,953 INFO L435 NwaCegarLoop]: 3156 mSDtfsCounter, 3090 mSDsluCounter, 6293 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3091 SdHoareTripleChecker+Valid, 9449 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:46:54,953 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3091 Valid, 9449 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 04:46:55,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90861 states. [2024-11-28 04:46:58,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90861 to 90861. [2024-11-28 04:46:58,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90861 states, 70088 states have (on average 1.336063234790549) internal successors, (93642), 71126 states have internal predecessors, (93642), 16897 states have call successors, (16897), 3914 states have call predecessors, (16897), 3873 states have return successors, (17009), 16260 states have call predecessors, (17009), 16893 states have call successors, (17009) [2024-11-28 04:46:59,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90861 states to 90861 states and 127548 transitions. [2024-11-28 04:46:59,126 INFO L78 Accepts]: Start accepts. Automaton has 90861 states and 127548 transitions. Word has length 193 [2024-11-28 04:46:59,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:46:59,127 INFO L471 AbstractCegarLoop]: Abstraction has 90861 states and 127548 transitions. [2024-11-28 04:46:59,127 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-28 04:46:59,128 INFO L276 IsEmpty]: Start isEmpty. Operand 90861 states and 127548 transitions. [2024-11-28 04:46:59,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-28 04:46:59,134 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:46:59,134 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 8, 8, 8, 8, 8, 8, 4, 4, 4, 3, 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] [2024-11-28 04:46:59,135 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 04:46:59,135 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_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 04:46:59,140 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:46:59,140 INFO L85 PathProgramCache]: Analyzing trace with hash 172172, now seen corresponding path program 1 times [2024-11-28 04:46:59,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:46:59,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836645554] [2024-11-28 04:46:59,141 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:46:59,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:47:06,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:47:07,620 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2024-11-28 04:47:07,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:47:07,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836645554] [2024-11-28 04:47:07,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836645554] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:47:07,621 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:47:07,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:47:07,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003884331] [2024-11-28 04:47:07,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:47:07,621 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:47:07,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:47:07,623 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:47:07,623 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:47:07,624 INFO L87 Difference]: Start difference. First operand 90861 states and 127548 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-28 04:47:10,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:47:10,529 INFO L93 Difference]: Finished difference Result 90867 states and 127553 transitions. [2024-11-28 04:47:10,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:47:10,530 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 198 [2024-11-28 04:47:10,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:47:11,267 INFO L225 Difference]: With dead ends: 90867 [2024-11-28 04:47:11,268 INFO L226 Difference]: Without dead ends: 90865 [2024-11-28 04:47:11,309 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:47:11,310 INFO L435 NwaCegarLoop]: 3156 mSDtfsCounter, 3089 mSDsluCounter, 6293 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3090 SdHoareTripleChecker+Valid, 9449 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:47:11,311 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3090 Valid, 9449 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 04:47:11,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90865 states.