./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sis-sis900.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_21c52754-8c9b-4304-8884-cbde8b5fdf43/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c52754-8c9b-4304-8884-cbde8b5fdf43/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_21c52754-8c9b-4304-8884-cbde8b5fdf43/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c52754-8c9b-4304-8884-cbde8b5fdf43/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sis-sis900.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c52754-8c9b-4304-8884-cbde8b5fdf43/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_21c52754-8c9b-4304-8884-cbde8b5fdf43/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 82e959473290e80a4f353bcd3c2747bafa4ce239975e14e29f8e5bf5eff4b01b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:53:41,467 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:53:41,553 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c52754-8c9b-4304-8884-cbde8b5fdf43/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 04:53:41,558 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:53:41,558 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:53:41,580 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:53:41,581 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:53:41,581 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:53:41,581 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:53:41,581 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:53:41,582 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:53:41,582 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:53:41,582 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:53:41,582 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:53:41,582 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:53:41,582 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:53:41,582 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:53:41,583 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:53:41,583 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:53:41,583 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:53:41,583 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:53:41,583 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:53:41,583 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:53:41,583 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:53:41,583 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:53:41,583 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:53:41,584 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:53:41,584 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:53:41,584 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:53:41,584 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:53:41,584 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:53:41,584 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:53:41,584 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:53:41,584 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:53:41,584 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:53:41,585 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:53:41,585 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:53:41,585 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:53:41,585 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:53:41,585 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:53:41,585 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:53:41,585 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:53:41,585 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:53:41,585 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:53:41,586 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:53:41,586 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_21c52754-8c9b-4304-8884-cbde8b5fdf43/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 -> 82e959473290e80a4f353bcd3c2747bafa4ce239975e14e29f8e5bf5eff4b01b [2024-11-28 04:53:41,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:53:41,899 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:53:41,904 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:53:41,905 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:53:41,906 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:53:41,907 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c52754-8c9b-4304-8884-cbde8b5fdf43/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sis-sis900.cil.i [2024-11-28 04:53:45,524 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c52754-8c9b-4304-8884-cbde8b5fdf43/bin/uautomizer-verify-aQ6SnzHsRB/data/325354442/6e02dc3fd7d8429284db9e6b637da1b6/FLAG0dd0f62ed [2024-11-28 04:53:46,598 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:53:46,599 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c52754-8c9b-4304-8884-cbde8b5fdf43/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sis-sis900.cil.i [2024-11-28 04:53:46,692 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c52754-8c9b-4304-8884-cbde8b5fdf43/bin/uautomizer-verify-aQ6SnzHsRB/data/325354442/6e02dc3fd7d8429284db9e6b637da1b6/FLAG0dd0f62ed [2024-11-28 04:53:47,128 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c52754-8c9b-4304-8884-cbde8b5fdf43/bin/uautomizer-verify-aQ6SnzHsRB/data/325354442/6e02dc3fd7d8429284db9e6b637da1b6 [2024-11-28 04:53:47,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:53:47,135 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:53:47,138 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:53:47,138 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:53:47,147 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:53:47,148 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:53:47" (1/1) ... [2024-11-28 04:53:47,152 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69fce9a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:47, skipping insertion in model container [2024-11-28 04:53:47,152 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:53:47" (1/1) ... [2024-11-28 04:53:47,356 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:53:50,619 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_21c52754-8c9b-4304-8884-cbde8b5fdf43/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sis-sis900.cil.i[343367,343380] [2024-11-28 04:53:50,624 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_21c52754-8c9b-4304-8884-cbde8b5fdf43/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sis-sis900.cil.i[343536,343549] [2024-11-28 04:53:50,628 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_21c52754-8c9b-4304-8884-cbde8b5fdf43/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sis-sis900.cil.i[343703,343716] [2024-11-28 04:53:50,629 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_21c52754-8c9b-4304-8884-cbde8b5fdf43/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sis-sis900.cil.i[343871,343884] [2024-11-28 04:53:50,670 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:53:50,730 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:53:50,929 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"); [5236] [2024-11-28 04:53:50,931 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)); [5243] [2024-11-28 04:53:50,931 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5250] [2024-11-28 04:53:50,934 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)); [5286-5287] [2024-11-28 04:53:50,934 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"); [5292-5294] [2024-11-28 04:53:50,940 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5411] [2024-11-28 04:53:50,940 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5419] [2024-11-28 04:53:50,952 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)); [5521-5522] [2024-11-28 04:53:50,955 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)); [5555-5556] [2024-11-28 04:53:51,328 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_21c52754-8c9b-4304-8884-cbde8b5fdf43/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sis-sis900.cil.i[343367,343380] [2024-11-28 04:53:51,329 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_21c52754-8c9b-4304-8884-cbde8b5fdf43/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sis-sis900.cil.i[343536,343549] [2024-11-28 04:53:51,329 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_21c52754-8c9b-4304-8884-cbde8b5fdf43/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sis-sis900.cil.i[343703,343716] [2024-11-28 04:53:51,330 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_21c52754-8c9b-4304-8884-cbde8b5fdf43/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sis-sis900.cil.i[343871,343884] [2024-11-28 04:53:51,349 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:53:51,677 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:53:51,678 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:51 WrapperNode [2024-11-28 04:53:51,678 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:53:51,679 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:53:51,679 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:53:51,679 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:53:51,687 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:51" (1/1) ... [2024-11-28 04:53:51,765 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:51" (1/1) ... [2024-11-28 04:53:52,075 INFO L138 Inliner]: procedures = 456, calls = 1989, calls flagged for inlining = 238, calls inlined = 222, statements flattened = 6139 [2024-11-28 04:53:52,076 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:53:52,077 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:53:52,077 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:53:52,077 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:53:52,088 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:51" (1/1) ... [2024-11-28 04:53:52,088 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:51" (1/1) ... [2024-11-28 04:53:52,130 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:51" (1/1) ... [2024-11-28 04:53:53,807 INFO L175 MemorySlicer]: Split 899 memory accesses to 23 slices as follows [7, 34, 6, 3, 65, 3, 52, 2, 2, 8, 7, 5, 5, 3, 2, 1, 7, 7, 7, 663, 7, 1, 2]. 74 percent of accesses are in the largest equivalence class. The 59 initializations are split as follows [0, 0, 0, 2, 0, 1, 0, 0, 0, 8, 7, 5, 5, 0, 0, 0, 7, 0, 0, 14, 7, 1, 2]. The 420 writes are split as follows [4, 34, 4, 0, 58, 0, 42, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 5, 3, 268, 0, 0, 0]. [2024-11-28 04:53:53,807 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:51" (1/1) ... [2024-11-28 04:53:53,808 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:51" (1/1) ... [2024-11-28 04:53:53,985 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:51" (1/1) ... [2024-11-28 04:53:54,007 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:51" (1/1) ... [2024-11-28 04:53:54,052 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:51" (1/1) ... [2024-11-28 04:53:54,105 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:51" (1/1) ... [2024-11-28 04:53:54,137 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:51" (1/1) ... [2024-11-28 04:53:54,210 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:53:54,213 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:53:54,214 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:53:54,214 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:53:54,215 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:51" (1/1) ... [2024-11-28 04:53:54,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:53:54,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c52754-8c9b-4304-8884-cbde8b5fdf43/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:53:54,264 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c52754-8c9b-4304-8884-cbde8b5fdf43/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:53:54,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c52754-8c9b-4304-8884-cbde8b5fdf43/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:53:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_rxfilter [2024-11-28 04:53:54,303 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_rxfilter [2024-11-28 04:53:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2024-11-28 04:53:54,303 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2024-11-28 04:53:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-28 04:53:54,303 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-28 04:53:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-28 04:53:54,303 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-28 04:53:54,304 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2024-11-28 04:53:54,304 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2024-11-28 04:53:54,304 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-28 04:53:54,304 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-28 04:53:54,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-28 04:53:54,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-28 04:53:54,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-28 04:53:54,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-28 04:53:54,304 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2024-11-28 04:53:54,305 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2024-11-28 04:53:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-28 04:53:54,305 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-28 04:53:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2024-11-28 04:53:54,305 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2024-11-28 04:53:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_default_phy [2024-11-28 04:53:54,305 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_default_phy [2024-11-28 04:53:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2024-11-28 04:53:54,305 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2024-11-28 04:53:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_75 [2024-11-28 04:53:54,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_75 [2024-11-28 04:53:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_66 [2024-11-28 04:53:54,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_66 [2024-11-28 04:53:54,308 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2024-11-28 04:53:54,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2024-11-28 04:53:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-11-28 04:53:54,309 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-11-28 04:53:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_check_mode [2024-11-28 04:53:54,309 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_check_mode [2024-11-28 04:53:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-28 04:53:54,309 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-28 04:53:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-28 04:53:54,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-28 04:53:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-28 04:53:54,309 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-28 04:53:54,310 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-11-28 04:53:54,310 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-11-28 04:53:54,310 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-28 04:53:54,310 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-28 04:53:54,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-28 04:53:54,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-28 04:53:54,310 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_remove [2024-11-28 04:53:54,310 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_remove [2024-11-28 04:53:54,310 INFO L130 BoogieDeclarations]: Found specification of procedure sis630_set_eq [2024-11-28 04:53:54,310 INFO L138 BoogieDeclarations]: Found implementation of procedure sis630_set_eq [2024-11-28 04:53:54,310 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2024-11-28 04:53:54,311 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_device [2024-11-28 04:53:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-28 04:53:54,311 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-28 04:53:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 04:53:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_sis900_cleanup_module_14_2 [2024-11-28 04:53:54,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_sis900_cleanup_module_14_2 [2024-11-28 04:53:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_tx_ring [2024-11-28 04:53:54,311 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_tx_ring [2024-11-28 04:53:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-28 04:53:54,311 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-28 04:53:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_sis900_private [2024-11-28 04:53:54,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_sis900_private [2024-11-28 04:53:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-28 04:53:54,311 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-28 04:53:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 04:53:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 04:53:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 04:53:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 04:53:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 04:53:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 04:53:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-28 04:53:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-28 04:53:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-28 04:53:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-28 04:53:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-28 04:53:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-28 04:53:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-28 04:53:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-28 04:53:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-28 04:53:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-28 04:53:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-28 04:53:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-28 04:53:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-28 04:53:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-28 04:53:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-28 04:53:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-28 04:53:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-28 04:53:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-28 04:53:54,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-28 04:53:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_mode [2024-11-28 04:53:54,316 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_mode [2024-11-28 04:53:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 04:53:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 04:53:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 04:53:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 04:53:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 04:53:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 04:53:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 04:53:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 04:53:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 04:53:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-28 04:53:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-28 04:53:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-28 04:53:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-28 04:53:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-28 04:53:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-28 04:53:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-28 04:53:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-28 04:53:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-28 04:53:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-28 04:53:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-28 04:53:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-28 04:53:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-28 04:53:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-28 04:53:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2024-11-28 04:53:54,321 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2024-11-28 04:53:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_sis900_private [2024-11-28 04:53:54,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_sis900_private [2024-11-28 04:53:54,322 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-28 04:53:54,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-28 04:53:54,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-28 04:53:54,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-28 04:53:54,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-28 04:53:54,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-28 04:53:54,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-28 04:53:54,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-28 04:53:54,322 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-28 04:53:54,322 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-28 04:53:54,322 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_interrupt [2024-11-28 04:53:54,323 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_interrupt [2024-11-28 04:53:54,323 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_reset_phy [2024-11-28 04:53:54,323 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_reset_phy [2024-11-28 04:53:54,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-28 04:53:54,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-28 04:53:54,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 04:53:54,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-28 04:53:54,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-28 04:53:54,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-28 04:53:54,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-28 04:53:54,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:53:54,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-28 04:53:54,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-28 04:53:54,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 04:53:54,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 04:53:54,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 04:53:54,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 04:53:54,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 04:53:54,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 04:53:54,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 04:53:54,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-28 04:53:54,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-28 04:53:54,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-28 04:53:54,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-28 04:53:54,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-28 04:53:54,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-28 04:53:54,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-28 04:53:54,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-28 04:53:54,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-28 04:53:54,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-28 04:53:54,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-28 04:53:54,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-28 04:53:54,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-28 04:53:54,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-28 04:53:54,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-28 04:53:54,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-28 04:53:54,328 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2024-11-28 04:53:54,328 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2024-11-28 04:53:54,328 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_open [2024-11-28 04:53:54,328 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_open [2024-11-28 04:53:54,328 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 04:53:54,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 04:53:54,329 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_nway_reset [2024-11-28 04:53:54,329 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_nway_reset [2024-11-28 04:53:54,329 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-28 04:53:54,329 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-28 04:53:54,329 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-28 04:53:54,329 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-28 04:53:54,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-28 04:53:54,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-28 04:53:54,329 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2024-11-28 04:53:54,329 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2024-11-28 04:53:54,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:53:54,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:53:54,329 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_close [2024-11-28 04:53:54,329 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_close [2024-11-28 04:53:54,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 04:53:54,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 04:53:54,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 04:53:54,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 04:53:54,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 04:53:54,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 04:53:54,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-28 04:53:54,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-28 04:53:54,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-28 04:53:54,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-28 04:53:54,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-28 04:53:54,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-28 04:53:54,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-28 04:53:54,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-28 04:53:54,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-28 04:53:54,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-28 04:53:54,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-28 04:53:54,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-28 04:53:54,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-28 04:53:54,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-28 04:53:54,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-28 04:53:54,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-28 04:53:54,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-28 04:53:54,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-28 04:53:54,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-28 04:53:54,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-28 04:53:54,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-28 04:53:54,335 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2024-11-28 04:53:54,335 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2024-11-28 04:53:54,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-28 04:53:54,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-28 04:53:54,335 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_reset [2024-11-28 04:53:54,335 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_reset [2024-11-28 04:53:54,335 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-28 04:53:54,335 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-28 04:53:54,336 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-28 04:53:54,336 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-28 04:53:54,336 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-11-28 04:53:54,336 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-11-28 04:53:54,336 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-28 04:53:54,336 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-28 04:53:54,336 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2024-11-28 04:53:54,336 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2024-11-28 04:53:54,336 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2024-11-28 04:53:54,336 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2024-11-28 04:53:54,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 04:53:54,336 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-28 04:53:54,336 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-28 04:53:54,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_74 [2024-11-28 04:53:54,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_74 [2024-11-28 04:53:54,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-28 04:53:54,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-28 04:53:54,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-28 04:53:54,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-28 04:53:54,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-28 04:53:54,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-28 04:53:54,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-28 04:53:54,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-28 04:53:54,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-28 04:53:54,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-28 04:53:54,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-28 04:53:54,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-28 04:53:54,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-28 04:53:54,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-28 04:53:54,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-28 04:53:54,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-28 04:53:54,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-28 04:53:54,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-28 04:53:54,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-28 04:53:54,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-28 04:53:54,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-28 04:53:54,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-28 04:53:54,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-28 04:53:54,341 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-28 04:53:54,341 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-28 04:53:54,341 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_rx_ring [2024-11-28 04:53:54,341 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_rx_ring [2024-11-28 04:53:54,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-28 04:53:54,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-28 04:53:54,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-28 04:53:54,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-28 04:53:54,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-28 04:53:54,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-28 04:53:54,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-28 04:53:54,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-28 04:53:54,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-28 04:53:54,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-28 04:53:54,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-28 04:53:54,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-28 04:53:54,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-28 04:53:54,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-28 04:53:54,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-28 04:53:54,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-28 04:53:54,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-28 04:53:54,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-28 04:53:54,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-28 04:53:54,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-28 04:53:54,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-28 04:53:54,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-11-28 04:53:54,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-11-28 04:53:54,342 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-28 04:53:54,342 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-28 04:53:54,342 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2024-11-28 04:53:54,342 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2024-11-28 04:53:54,342 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-28 04:53:54,342 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-28 04:53:54,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-28 04:53:54,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-28 04:53:54,342 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hw_addr_random [2024-11-28 04:53:54,342 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hw_addr_random [2024-11-28 04:53:54,342 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2024-11-28 04:53:54,342 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2024-11-28 04:53:54,343 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2024-11-28 04:53:54,343 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2024-11-28 04:53:54,343 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_poll [2024-11-28 04:53:54,347 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_poll [2024-11-28 04:53:54,347 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-28 04:53:54,347 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-28 04:53:54,347 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-28 04:53:54,347 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-28 04:53:54,347 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2024-11-28 04:53:54,347 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2024-11-28 04:53:54,347 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-28 04:53:54,347 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-28 04:53:54,347 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-28 04:53:54,348 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-28 04:53:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_resume [2024-11-28 04:53:54,348 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_resume [2024-11-28 04:53:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 04:53:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 04:53:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 04:53:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 04:53:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 04:53:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 04:53:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 04:53:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 04:53:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 04:53:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-28 04:53:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-28 04:53:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-28 04:53:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-28 04:53:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-28 04:53:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-28 04:53:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-28 04:53:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-28 04:53:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-28 04:53:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-28 04:53:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-28 04:53:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-28 04:53:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-28 04:53:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-28 04:53:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-28 04:53:54,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-28 04:53:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2024-11-28 04:53:54,349 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2024-11-28 04:53:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_idle [2024-11-28 04:53:54,350 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_idle [2024-11-28 04:53:54,350 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_tx_timeout [2024-11-28 04:53:54,351 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_tx_timeout [2024-11-28 04:53:54,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-28 04:53:54,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-28 04:53:54,351 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-11-28 04:53:54,351 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-11-28 04:53:54,351 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-11-28 04:53:54,351 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-11-28 04:53:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 04:53:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 04:53:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 04:53:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 04:53:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 04:53:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 04:53:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 04:53:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 04:53:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 04:53:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-28 04:53:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-28 04:53:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-28 04:53:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-28 04:53:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-28 04:53:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-28 04:53:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-28 04:53:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-28 04:53:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-28 04:53:54,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-28 04:53:54,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-28 04:53:54,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-28 04:53:54,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-28 04:53:54,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-28 04:53:54,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-28 04:53:54,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-28 04:53:55,665 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:53:55,669 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:53:56,129 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-28 04:54:11,193 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-28 04:54:12,776 INFO L? ?]: Removed 2852 outVars from TransFormulas that were not future-live. [2024-11-28 04:54:12,776 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:54:12,840 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:54:12,841 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 04:54:12,841 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:54:12 BoogieIcfgContainer [2024-11-28 04:54:12,845 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:54:12,847 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:54:12,847 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:54:12,855 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:54:12,855 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:53:47" (1/3) ... [2024-11-28 04:54:12,856 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d33a203 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:54:12, skipping insertion in model container [2024-11-28 04:54:12,856 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:51" (2/3) ... [2024-11-28 04:54:12,857 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d33a203 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:54:12, skipping insertion in model container [2024-11-28 04:54:12,861 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:54:12" (3/3) ... [2024-11-28 04:54:12,862 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sis-sis900.cil.i [2024-11-28 04:54:12,889 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:54:12,893 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sis-sis900.cil.i that has 95 procedures, 2477 locations, 1 initial locations, 1 loop locations, and 3 error locations. [2024-11-28 04:54:13,073 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:54:13,092 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;@a647429, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:54:13,093 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-28 04:54:13,110 INFO L276 IsEmpty]: Start isEmpty. Operand has 2475 states, 1819 states have (on average 1.3468938977460143) internal successors, (2450), 1845 states have internal predecessors, (2450), 560 states have call successors, (560), 94 states have call predecessors, (560), 93 states have return successors, (554), 546 states have call predecessors, (554), 554 states have call successors, (554) [2024-11-28 04:54:13,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-28 04:54:13,135 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:54:13,135 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:54:13,136 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 04:54:13,141 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:54:13,142 INFO L85 PathProgramCache]: Analyzing trace with hash -787050610, now seen corresponding path program 1 times [2024-11-28 04:54:13,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:54:13,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086168151] [2024-11-28 04:54:13,151 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:54:13,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:54:21,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:54:22,333 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2024-11-28 04:54:22,335 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:54:22,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086168151] [2024-11-28 04:54:22,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086168151] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:54:22,337 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:54:22,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:54:22,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153309824] [2024-11-28 04:54:22,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:54:22,345 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:54:22,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:54:22,376 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:54:22,377 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:54:22,385 INFO L87 Difference]: Start difference. First operand has 2475 states, 1819 states have (on average 1.3468938977460143) internal successors, (2450), 1845 states have internal predecessors, (2450), 560 states have call successors, (560), 94 states have call predecessors, (560), 93 states have return successors, (554), 546 states have call predecessors, (554), 554 states have call successors, (554) 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, (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 04:54:26,494 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:54:27,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:54:27,760 INFO L93 Difference]: Finished difference Result 7275 states and 10735 transitions. [2024-11-28 04:54:27,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:54:27,764 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, (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 149 [2024-11-28 04:54:27,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:54:27,860 INFO L225 Difference]: With dead ends: 7275 [2024-11-28 04:54:27,861 INFO L226 Difference]: Without dead ends: 4817 [2024-11-28 04:54:27,904 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 04:54:27,908 INFO L435 NwaCegarLoop]: 3527 mSDtfsCounter, 3376 mSDsluCounter, 3454 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3376 SdHoareTripleChecker+Valid, 6981 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-28 04:54:27,911 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3376 Valid, 6981 Invalid, 34 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 26 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-11-28 04:54:27,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4817 states. [2024-11-28 04:54:28,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4817 to 4813. [2024-11-28 04:54:28,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4813 states, 3564 states have (on average 1.3212682379349046) internal successors, (4709), 3615 states have internal predecessors, (4709), 1064 states have call successors, (1064), 183 states have call predecessors, (1064), 182 states have return successors, (1060), 1044 states have call predecessors, (1060), 1060 states have call successors, (1060) [2024-11-28 04:54:28,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4813 states to 4813 states and 6833 transitions. [2024-11-28 04:54:28,565 INFO L78 Accepts]: Start accepts. Automaton has 4813 states and 6833 transitions. Word has length 149 [2024-11-28 04:54:28,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:54:28,569 INFO L471 AbstractCegarLoop]: Abstraction has 4813 states and 6833 transitions. [2024-11-28 04:54:28,569 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, (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 04:54:28,570 INFO L276 IsEmpty]: Start isEmpty. Operand 4813 states and 6833 transitions. [2024-11-28 04:54:28,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-28 04:54:28,579 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:54:28,579 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:54:28,580 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 04:54:28,580 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 04:54:28,584 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:54:28,584 INFO L85 PathProgramCache]: Analyzing trace with hash 805916683, now seen corresponding path program 1 times [2024-11-28 04:54:28,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:54:28,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406512154] [2024-11-28 04:54:28,584 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:54:28,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:54:37,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:54:37,928 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2024-11-28 04:54:37,930 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:54:37,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406512154] [2024-11-28 04:54:37,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1406512154] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:54:37,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:54:37,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:54:37,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090295570] [2024-11-28 04:54:37,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:54:37,933 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:54:37,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:54:37,935 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:54:37,936 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:54:37,936 INFO L87 Difference]: Start difference. First operand 4813 states and 6833 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, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-28 04:54:42,019 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 04:54:43,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:54:43,407 INFO L93 Difference]: Finished difference Result 14253 states and 20251 transitions. [2024-11-28 04:54:43,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:54:43,408 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, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 153 [2024-11-28 04:54:43,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:54:43,640 INFO L225 Difference]: With dead ends: 14253 [2024-11-28 04:54:43,641 INFO L226 Difference]: Without dead ends: 9467 [2024-11-28 04:54:43,670 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 04:54:43,672 INFO L435 NwaCegarLoop]: 3540 mSDtfsCounter, 3421 mSDsluCounter, 3406 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3421 SdHoareTripleChecker+Valid, 6946 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-28 04:54:43,672 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3421 Valid, 6946 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2024-11-28 04:54:43,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9467 states. [2024-11-28 04:54:44,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9467 to 9438. [2024-11-28 04:54:44,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9438 states, 7010 states have (on average 1.32339514978602) internal successors, (9277), 7114 states have internal predecessors, (9277), 2066 states have call successors, (2066), 364 states have call predecessors, (2066), 359 states have return successors, (2068), 2017 states have call predecessors, (2068), 2062 states have call successors, (2068) [2024-11-28 04:54:44,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9438 states to 9438 states and 13411 transitions. [2024-11-28 04:54:44,677 INFO L78 Accepts]: Start accepts. Automaton has 9438 states and 13411 transitions. Word has length 153 [2024-11-28 04:54:44,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:54:44,678 INFO L471 AbstractCegarLoop]: Abstraction has 9438 states and 13411 transitions. [2024-11-28 04:54:44,679 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, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-28 04:54:44,679 INFO L276 IsEmpty]: Start isEmpty. Operand 9438 states and 13411 transitions. [2024-11-28 04:54:44,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-28 04:54:44,684 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:54:44,684 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:54:44,684 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 04:54:44,685 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 04:54:44,685 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:54:44,686 INFO L85 PathProgramCache]: Analyzing trace with hash 2034531759, now seen corresponding path program 1 times [2024-11-28 04:54:44,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:54:44,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221663977] [2024-11-28 04:54:44,686 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:54:44,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:54:51,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:54:52,279 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2024-11-28 04:54:52,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:54:52,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221663977] [2024-11-28 04:54:52,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221663977] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:54:52,280 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:54:52,280 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:54:52,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61934813] [2024-11-28 04:54:52,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:54:52,280 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:54:52,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:54:52,281 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:54:52,281 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:54:52,281 INFO L87 Difference]: Start difference. First operand 9438 states and 13411 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-28 04:54:56,365 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 04:54:58,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:54:58,803 INFO L93 Difference]: Finished difference Result 26842 states and 38167 transitions. [2024-11-28 04:54:58,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:54:58,804 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 156 [2024-11-28 04:54:58,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:54:59,015 INFO L225 Difference]: With dead ends: 26842 [2024-11-28 04:54:59,016 INFO L226 Difference]: Without dead ends: 17431 [2024-11-28 04:54:59,090 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 04:54:59,091 INFO L435 NwaCegarLoop]: 3506 mSDtfsCounter, 2957 mSDsluCounter, 3391 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2957 SdHoareTripleChecker+Valid, 6897 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:54:59,091 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2957 Valid, 6897 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 77 Invalid, 1 Unknown, 0 Unchecked, 5.7s Time] [2024-11-28 04:54:59,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17431 states. [2024-11-28 04:55:00,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17431 to 17400. [2024-11-28 04:55:00,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17400 states, 12866 states have (on average 1.3248095756256801) internal successors, (17045), 13064 states have internal predecessors, (17045), 3840 states have call successors, (3840), 702 states have call predecessors, (3840), 691 states have return successors, (3850), 3743 states have call predecessors, (3850), 3836 states have call successors, (3850) [2024-11-28 04:55:00,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17400 states to 17400 states and 24735 transitions. [2024-11-28 04:55:00,690 INFO L78 Accepts]: Start accepts. Automaton has 17400 states and 24735 transitions. Word has length 156 [2024-11-28 04:55:00,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:55:00,691 INFO L471 AbstractCegarLoop]: Abstraction has 17400 states and 24735 transitions. [2024-11-28 04:55:00,692 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-28 04:55:00,693 INFO L276 IsEmpty]: Start isEmpty. Operand 17400 states and 24735 transitions. [2024-11-28 04:55:00,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-28 04:55:00,705 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:55:00,705 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 11, 11, 11, 11, 11, 11, 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] [2024-11-28 04:55:00,705 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 04:55:00,706 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 04:55:00,706 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:55:00,706 INFO L85 PathProgramCache]: Analyzing trace with hash -1337597643, now seen corresponding path program 1 times [2024-11-28 04:55:00,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:55:00,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559361682] [2024-11-28 04:55:00,707 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:55:00,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:55:09,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:55:10,353 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 531 trivial. 0 not checked. [2024-11-28 04:55:10,353 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:55:10,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559361682] [2024-11-28 04:55:10,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559361682] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:55:10,354 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:55:10,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:55:10,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590962668] [2024-11-28 04:55:10,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:55:10,355 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:55:10,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:55:10,356 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:55:10,356 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:55:10,357 INFO L87 Difference]: Start difference. First operand 17400 states and 24735 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-28 04:55:14,434 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 04:55:16,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:55:16,630 INFO L93 Difference]: Finished difference Result 31189 states and 44261 transitions. [2024-11-28 04:55:16,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:55:16,631 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 165 [2024-11-28 04:55:16,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:55:16,762 INFO L225 Difference]: With dead ends: 31189 [2024-11-28 04:55:16,763 INFO L226 Difference]: Without dead ends: 13816 [2024-11-28 04:55:16,854 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 04:55:16,857 INFO L435 NwaCegarLoop]: 4731 mSDtfsCounter, 2033 mSDsluCounter, 3423 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 18 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2033 SdHoareTripleChecker+Valid, 8154 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:55:16,858 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2033 Valid, 8154 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 76 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2024-11-28 04:55:16,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13816 states. [2024-11-28 04:55:17,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13816 to 13785. [2024-11-28 04:55:17,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13785 states, 10311 states have (on average 1.3265444670739985) internal successors, (13678), 10460 states have internal predecessors, (13678), 2882 states have call successors, (2882), 599 states have call predecessors, (2882), 589 states have return successors, (2885), 2803 states have call predecessors, (2885), 2878 states have call successors, (2885) [2024-11-28 04:55:17,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13785 states to 13785 states and 19445 transitions. [2024-11-28 04:55:17,686 INFO L78 Accepts]: Start accepts. Automaton has 13785 states and 19445 transitions. Word has length 165 [2024-11-28 04:55:17,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:55:17,687 INFO L471 AbstractCegarLoop]: Abstraction has 13785 states and 19445 transitions. [2024-11-28 04:55:17,687 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-28 04:55:17,687 INFO L276 IsEmpty]: Start isEmpty. Operand 13785 states and 19445 transitions. [2024-11-28 04:55:17,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-28 04:55:17,695 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:55:17,695 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 11, 11, 11, 11, 11, 11, 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] [2024-11-28 04:55:17,695 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 04:55:17,696 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 04:55:17,696 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:55:17,696 INFO L85 PathProgramCache]: Analyzing trace with hash -1737953822, now seen corresponding path program 1 times [2024-11-28 04:55:17,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:55:17,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387734763] [2024-11-28 04:55:17,697 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:55:17,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:55:24,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:55:26,031 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 679 trivial. 0 not checked. [2024-11-28 04:55:26,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:55:26,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387734763] [2024-11-28 04:55:26,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387734763] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:55:26,031 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:55:26,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:55:26,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565182989] [2024-11-28 04:55:26,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:55:26,032 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:55:26,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:55:26,033 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:55:26,033 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:55:26,034 INFO L87 Difference]: Start difference. First operand 13785 states and 19445 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-28 04:55:27,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:55:27,038 INFO L93 Difference]: Finished difference Result 13791 states and 19450 transitions. [2024-11-28 04:55:27,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:55:27,039 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 210 [2024-11-28 04:55:27,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:55:27,139 INFO L225 Difference]: With dead ends: 13791 [2024-11-28 04:55:27,139 INFO L226 Difference]: Without dead ends: 13789 [2024-11-28 04:55:27,152 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 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 04:55:27,154 INFO L435 NwaCegarLoop]: 3490 mSDtfsCounter, 3436 mSDsluCounter, 6967 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3437 SdHoareTripleChecker+Valid, 10457 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:55:27,155 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3437 Valid, 10457 Invalid, 21 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 04:55:27,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13789 states. [2024-11-28 04:55:27,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13789 to 13789. [2024-11-28 04:55:27,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13789 states, 10314 states have (on average 1.32644948613535) internal successors, (13681), 10463 states have internal predecessors, (13681), 2882 states have call successors, (2882), 600 states have call predecessors, (2882), 590 states have return successors, (2885), 2803 states have call predecessors, (2885), 2878 states have call successors, (2885) [2024-11-28 04:55:28,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13789 states to 13789 states and 19448 transitions. [2024-11-28 04:55:28,103 INFO L78 Accepts]: Start accepts. Automaton has 13789 states and 19448 transitions. Word has length 210 [2024-11-28 04:55:28,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:55:28,104 INFO L471 AbstractCegarLoop]: Abstraction has 13789 states and 19448 transitions. [2024-11-28 04:55:28,104 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-28 04:55:28,105 INFO L276 IsEmpty]: Start isEmpty. Operand 13789 states and 19448 transitions. [2024-11-28 04:55:28,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2024-11-28 04:55:28,111 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:55:28,112 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 11, 11, 11, 11, 11, 11, 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] [2024-11-28 04:55:28,112 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 04:55:28,112 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 04:55:28,112 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:55:28,113 INFO L85 PathProgramCache]: Analyzing trace with hash -1857702913, now seen corresponding path program 1 times [2024-11-28 04:55:28,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:55:28,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229783331] [2024-11-28 04:55:28,113 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:55:28,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:55:35,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:55:36,851 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 679 trivial. 0 not checked. [2024-11-28 04:55:36,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:55:36,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229783331] [2024-11-28 04:55:36,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229783331] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:55:36,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:55:36,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:55:36,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124975728] [2024-11-28 04:55:36,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:55:36,852 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:55:36,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:55:36,853 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:55:36,853 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:55:36,853 INFO L87 Difference]: Start difference. First operand 13789 states and 19448 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 04:55:37,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:55:37,897 INFO L93 Difference]: Finished difference Result 13795 states and 19453 transitions. [2024-11-28 04:55:37,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:55:37,897 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 215 [2024-11-28 04:55:37,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:55:37,995 INFO L225 Difference]: With dead ends: 13795 [2024-11-28 04:55:37,995 INFO L226 Difference]: Without dead ends: 13793 [2024-11-28 04:55:38,007 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 04:55:38,008 INFO L435 NwaCegarLoop]: 3493 mSDtfsCounter, 3432 mSDsluCounter, 6968 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3433 SdHoareTripleChecker+Valid, 10461 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 04:55:38,009 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3433 Valid, 10461 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 04:55:38,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13793 states. [2024-11-28 04:55:38,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13793 to 13793. [2024-11-28 04:55:38,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13793 states, 10317 states have (on average 1.3263545604342348) internal successors, (13684), 10466 states have internal predecessors, (13684), 2882 states have call successors, (2882), 601 states have call predecessors, (2882), 591 states have return successors, (2885), 2803 states have call predecessors, (2885), 2878 states have call successors, (2885) [2024-11-28 04:55:38,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13793 states to 13793 states and 19451 transitions. [2024-11-28 04:55:38,949 INFO L78 Accepts]: Start accepts. Automaton has 13793 states and 19451 transitions. Word has length 215 [2024-11-28 04:55:38,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:55:38,951 INFO L471 AbstractCegarLoop]: Abstraction has 13793 states and 19451 transitions. [2024-11-28 04:55:38,951 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 04:55:38,951 INFO L276 IsEmpty]: Start isEmpty. Operand 13793 states and 19451 transitions. [2024-11-28 04:55:38,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2024-11-28 04:55:38,956 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:55:38,957 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 11, 11, 11, 11, 11, 11, 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] [2024-11-28 04:55:38,957 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 04:55:38,957 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 04:55:38,959 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:55:38,959 INFO L85 PathProgramCache]: Analyzing trace with hash -754036798, now seen corresponding path program 1 times [2024-11-28 04:55:38,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:55:38,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523970002] [2024-11-28 04:55:38,960 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:55:38,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:55:46,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:55:47,978 INFO L134 CoverageAnalysis]: Checked inductivity of 687 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 683 trivial. 0 not checked. [2024-11-28 04:55:47,979 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:55:47,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523970002] [2024-11-28 04:55:47,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1523970002] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:55:47,980 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:55:47,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:55:47,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013180345] [2024-11-28 04:55:47,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:55:47,981 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:55:47,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:55:47,981 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:55:47,981 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:55:47,982 INFO L87 Difference]: Start difference. First operand 13793 states and 19451 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 04:55:49,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:55:49,079 INFO L93 Difference]: Finished difference Result 13799 states and 19456 transitions. [2024-11-28 04:55:49,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:55:49,079 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 220 [2024-11-28 04:55:49,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:55:49,165 INFO L225 Difference]: With dead ends: 13799 [2024-11-28 04:55:49,165 INFO L226 Difference]: Without dead ends: 13797 [2024-11-28 04:55:49,174 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 04:55:49,175 INFO L435 NwaCegarLoop]: 3493 mSDtfsCounter, 3431 mSDsluCounter, 6968 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3432 SdHoareTripleChecker+Valid, 10461 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 04:55:49,175 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3432 Valid, 10461 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 04:55:49,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13797 states. [2024-11-28 04:55:49,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13797 to 13797. [2024-11-28 04:55:49,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13797 states, 10320 states have (on average 1.3262596899224806) internal successors, (13687), 10469 states have internal predecessors, (13687), 2882 states have call successors, (2882), 602 states have call predecessors, (2882), 592 states have return successors, (2885), 2803 states have call predecessors, (2885), 2878 states have call successors, (2885) [2024-11-28 04:55:49,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13797 states to 13797 states and 19454 transitions. [2024-11-28 04:55:49,990 INFO L78 Accepts]: Start accepts. Automaton has 13797 states and 19454 transitions. Word has length 220 [2024-11-28 04:55:49,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:55:49,991 INFO L471 AbstractCegarLoop]: Abstraction has 13797 states and 19454 transitions. [2024-11-28 04:55:49,991 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 04:55:49,991 INFO L276 IsEmpty]: Start isEmpty. Operand 13797 states and 19454 transitions. [2024-11-28 04:55:49,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2024-11-28 04:55:49,997 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:55:49,997 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 11, 11, 11, 11, 11, 11, 4, 4, 4, 4, 3, 3, 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 04:55:49,998 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 04:55:49,998 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 04:55:49,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:55:49,999 INFO L85 PathProgramCache]: Analyzing trace with hash 978103711, now seen corresponding path program 1 times [2024-11-28 04:55:49,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:55:49,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656844021] [2024-11-28 04:55:49,999 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:55:49,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:55:56,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:55:57,652 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 691 trivial. 0 not checked. [2024-11-28 04:55:57,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:55:57,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656844021] [2024-11-28 04:55:57,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1656844021] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:55:57,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:55:57,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:55:57,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72561229] [2024-11-28 04:55:57,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:55:57,654 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:55:57,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:55:57,655 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:55:57,655 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:55:57,655 INFO L87 Difference]: Start difference. First operand 13797 states and 19454 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 04:55:58,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:55:58,745 INFO L93 Difference]: Finished difference Result 13803 states and 19459 transitions. [2024-11-28 04:55:58,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:55:58,746 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 225 [2024-11-28 04:55:58,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:55:58,839 INFO L225 Difference]: With dead ends: 13803 [2024-11-28 04:55:58,839 INFO L226 Difference]: Without dead ends: 13801 [2024-11-28 04:55:58,851 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 04:55:58,852 INFO L435 NwaCegarLoop]: 3493 mSDtfsCounter, 3430 mSDsluCounter, 6968 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3431 SdHoareTripleChecker+Valid, 10461 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 04:55:58,853 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3431 Valid, 10461 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 04:55:58,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13801 states. [2024-11-28 04:55:59,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13801 to 13801. [2024-11-28 04:55:59,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13801 states, 10323 states have (on average 1.3261648745519714) internal successors, (13690), 10472 states have internal predecessors, (13690), 2882 states have call successors, (2882), 603 states have call predecessors, (2882), 593 states have return successors, (2885), 2803 states have call predecessors, (2885), 2878 states have call successors, (2885) [2024-11-28 04:55:59,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13801 states to 13801 states and 19457 transitions. [2024-11-28 04:55:59,687 INFO L78 Accepts]: Start accepts. Automaton has 13801 states and 19457 transitions. Word has length 225 [2024-11-28 04:55:59,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:55:59,688 INFO L471 AbstractCegarLoop]: Abstraction has 13801 states and 19457 transitions. [2024-11-28 04:55:59,688 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 04:55:59,688 INFO L276 IsEmpty]: Start isEmpty. Operand 13801 states and 19457 transitions. [2024-11-28 04:55:59,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2024-11-28 04:55:59,695 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:55:59,695 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 11, 11, 11, 11, 11, 11, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:55:59,696 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 04:55:59,696 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 04:55:59,696 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:55:59,696 INFO L85 PathProgramCache]: Analyzing trace with hash 1667738188, now seen corresponding path program 1 times [2024-11-28 04:55:59,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:55:59,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924945848] [2024-11-28 04:55:59,696 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:55:59,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:56:06,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:56:07,071 INFO L134 CoverageAnalysis]: Checked inductivity of 723 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 709 trivial. 0 not checked. [2024-11-28 04:56:07,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:56:07,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924945848] [2024-11-28 04:56:07,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [924945848] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:56:07,072 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:56:07,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:56:07,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464987906] [2024-11-28 04:56:07,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:56:07,073 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:56:07,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:56:07,074 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:56:07,075 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:56:07,075 INFO L87 Difference]: Start difference. First operand 13801 states and 19457 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, (30), 2 states have call predecessors, (30), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2024-11-28 04:56:11,152 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 04:56:13,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:56:13,170 INFO L93 Difference]: Finished difference Result 39802 states and 56192 transitions. [2024-11-28 04:56:13,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:56:13,171 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, (30), 2 states have call predecessors, (30), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 242 [2024-11-28 04:56:13,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:56:13,362 INFO L225 Difference]: With dead ends: 39802 [2024-11-28 04:56:13,362 INFO L226 Difference]: Without dead ends: 26542 [2024-11-28 04:56:13,434 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 04:56:13,438 INFO L435 NwaCegarLoop]: 4260 mSDtfsCounter, 3367 mSDsluCounter, 3468 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3367 SdHoareTripleChecker+Valid, 7728 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:56:13,439 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3367 Valid, 7728 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 25 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-28 04:56:13,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26542 states. [2024-11-28 04:56:14,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26542 to 26504. [2024-11-28 04:56:14,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26504 states, 19884 states have (on average 1.3278515389257695) internal successors, (26403), 20150 states have internal predecessors, (26403), 5494 states have call successors, (5494), 1138 states have call predecessors, (5494), 1123 states have return successors, (5504), 5369 states have call predecessors, (5504), 5490 states have call successors, (5504) [2024-11-28 04:56:15,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26504 states to 26504 states and 37401 transitions. [2024-11-28 04:56:15,096 INFO L78 Accepts]: Start accepts. Automaton has 26504 states and 37401 transitions. Word has length 242 [2024-11-28 04:56:15,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:56:15,099 INFO L471 AbstractCegarLoop]: Abstraction has 26504 states and 37401 transitions. [2024-11-28 04:56:15,099 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, (30), 2 states have call predecessors, (30), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2024-11-28 04:56:15,100 INFO L276 IsEmpty]: Start isEmpty. Operand 26504 states and 37401 transitions. [2024-11-28 04:56:15,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2024-11-28 04:56:15,107 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:56:15,107 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 11, 11, 11, 11, 11, 11, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:56:15,107 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 04:56:15,108 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 04:56:15,113 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:56:15,113 INFO L85 PathProgramCache]: Analyzing trace with hash -134452655, now seen corresponding path program 1 times [2024-11-28 04:56:15,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:56:15,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046970922] [2024-11-28 04:56:15,114 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:15,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:56:22,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:56:23,333 INFO L134 CoverageAnalysis]: Checked inductivity of 722 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 709 trivial. 0 not checked. [2024-11-28 04:56:23,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:56:23,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046970922] [2024-11-28 04:56:23,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046970922] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:56:23,334 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:56:23,334 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:56:23,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731509379] [2024-11-28 04:56:23,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:56:23,335 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:56:23,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:56:23,335 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:56:23,335 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:56:23,336 INFO L87 Difference]: Start difference. First operand 26504 states and 37401 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2024-11-28 04:56:27,410 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 04:56:29,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:56:29,725 INFO L93 Difference]: Finished difference Result 65166 states and 92024 transitions. [2024-11-28 04:56:29,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:56:29,725 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 241 [2024-11-28 04:56:29,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:56:29,994 INFO L225 Difference]: With dead ends: 65166 [2024-11-28 04:56:29,994 INFO L226 Difference]: Without dead ends: 39203 [2024-11-28 04:56:30,110 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 04:56:30,111 INFO L435 NwaCegarLoop]: 6732 mSDtfsCounter, 3341 mSDsluCounter, 3466 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3341 SdHoareTripleChecker+Valid, 10198 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-28 04:56:30,112 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3341 Valid, 10198 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 24 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-11-28 04:56:30,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39203 states. [2024-11-28 04:56:32,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39203 to 39199. [2024-11-28 04:56:32,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39199 states, 29437 states have (on average 1.3285321194415192) internal successors, (39108), 29820 states have internal predecessors, (39108), 8106 states have call successors, (8106), 1673 states have call predecessors, (8106), 1653 states have return successors, (8123), 7935 states have call predecessors, (8123), 8102 states have call successors, (8123) [2024-11-28 04:56:32,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39199 states to 39199 states and 55337 transitions. [2024-11-28 04:56:32,551 INFO L78 Accepts]: Start accepts. Automaton has 39199 states and 55337 transitions. Word has length 241 [2024-11-28 04:56:32,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:56:32,552 INFO L471 AbstractCegarLoop]: Abstraction has 39199 states and 55337 transitions. [2024-11-28 04:56:32,552 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2024-11-28 04:56:32,552 INFO L276 IsEmpty]: Start isEmpty. Operand 39199 states and 55337 transitions. [2024-11-28 04:56:32,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2024-11-28 04:56:32,559 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:56:32,559 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 11, 11, 11, 11, 11, 11, 5, 4, 4, 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, 1, 1, 1, 1, 1] [2024-11-28 04:56:32,559 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 04:56:32,560 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 04:56:32,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:56:32,561 INFO L85 PathProgramCache]: Analyzing trace with hash -709064286, now seen corresponding path program 1 times [2024-11-28 04:56:32,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:56:32,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219173603] [2024-11-28 04:56:32,562 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:32,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:56:39,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:56:40,891 INFO L134 CoverageAnalysis]: Checked inductivity of 711 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2024-11-28 04:56:40,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:56:40,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219173603] [2024-11-28 04:56:40,892 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1219173603] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:56:40,892 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:56:40,892 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:56:40,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682528873] [2024-11-28 04:56:40,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:56:40,893 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:56:40,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:56:40,894 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:56:40,894 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:56:40,894 INFO L87 Difference]: Start difference. First operand 39199 states and 55337 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 04:56:43,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:56:43,543 INFO L93 Difference]: Finished difference Result 39205 states and 55342 transitions. [2024-11-28 04:56:43,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:56:43,544 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 230 [2024-11-28 04:56:43,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:56:43,790 INFO L225 Difference]: With dead ends: 39205 [2024-11-28 04:56:43,790 INFO L226 Difference]: Without dead ends: 39203 [2024-11-28 04:56:43,812 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 04:56:43,812 INFO L435 NwaCegarLoop]: 3493 mSDtfsCounter, 3429 mSDsluCounter, 6968 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3430 SdHoareTripleChecker+Valid, 10461 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 04:56:43,813 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3430 Valid, 10461 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 04:56:44,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39203 states. [2024-11-28 04:56:45,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39203 to 39203. [2024-11-28 04:56:45,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39203 states, 29440 states have (on average 1.3284986413043478) internal successors, (39111), 29823 states have internal predecessors, (39111), 8106 states have call successors, (8106), 1674 states have call predecessors, (8106), 1654 states have return successors, (8123), 7935 states have call predecessors, (8123), 8102 states have call successors, (8123) [2024-11-28 04:56:46,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39203 states to 39203 states and 55340 transitions. [2024-11-28 04:56:46,152 INFO L78 Accepts]: Start accepts. Automaton has 39203 states and 55340 transitions. Word has length 230 [2024-11-28 04:56:46,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:56:46,153 INFO L471 AbstractCegarLoop]: Abstraction has 39203 states and 55340 transitions. [2024-11-28 04:56:46,153 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 04:56:46,153 INFO L276 IsEmpty]: Start isEmpty. Operand 39203 states and 55340 transitions. [2024-11-28 04:56:46,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2024-11-28 04:56:46,164 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:56:46,164 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 11, 11, 11, 11, 11, 11, 4, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:56:46,164 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-28 04:56:46,164 INFO L396 AbstractCegarLoop]: === Iteration 12 === 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 04:56:46,165 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:56:46,165 INFO L85 PathProgramCache]: Analyzing trace with hash -1150580049, now seen corresponding path program 1 times [2024-11-28 04:56:46,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:56:46,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318697712] [2024-11-28 04:56:46,165 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:46,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms