./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-dlink-sundance.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1f2af8-06f3-4f65-bf55-053898511723/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1f2af8-06f3-4f65-bf55-053898511723/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1f2af8-06f3-4f65-bf55-053898511723/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1f2af8-06f3-4f65-bf55-053898511723/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dlink-sundance.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1f2af8-06f3-4f65-bf55-053898511723/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1f2af8-06f3-4f65-bf55-053898511723/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d4784d7b609e947942ffa9f8266acf243583adf996e2bcae78fb9e8c8fa71002 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 01:04:41,614 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 01:04:41,740 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1f2af8-06f3-4f65-bf55-053898511723/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-24 01:04:41,748 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 01:04:41,748 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 01:04:41,780 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 01:04:41,781 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 01:04:41,781 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 01:04:41,782 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 01:04:41,782 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 01:04:41,782 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 01:04:41,783 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 01:04:41,783 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 01:04:41,783 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 01:04:41,783 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 01:04:41,784 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 01:04:41,784 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 01:04:41,784 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 01:04:41,784 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 01:04:41,785 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 01:04:41,785 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 01:04:41,785 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 01:04:41,785 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 01:04:41,785 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 01:04:41,785 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 01:04:41,786 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 01:04:41,786 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:04:41,786 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:04:41,786 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:04:41,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:04:41,786 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 01:04:41,786 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:04:41,787 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:04:41,787 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:04:41,787 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:04:41,787 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 01:04:41,787 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 01:04:41,787 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 01:04:41,787 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 01:04:41,787 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 01:04:41,788 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 01:04:41,788 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 01:04:41,788 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 01:04:41,788 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 01:04:41,788 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 01:04:41,788 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_ec1f2af8-06f3-4f65-bf55-053898511723/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4784d7b609e947942ffa9f8266acf243583adf996e2bcae78fb9e8c8fa71002 [2024-11-24 01:04:42,191 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 01:04:42,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 01:04:42,204 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 01:04:42,205 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 01:04:42,206 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 01:04:42,207 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1f2af8-06f3-4f65-bf55-053898511723/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dlink-sundance.cil.i [2024-11-24 01:04:45,612 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1f2af8-06f3-4f65-bf55-053898511723/bin/uautomizer-verify-LYvppIcaGC/data/3f1c1ce68/25d24e644f7542ba92fb0840cf9020b2/FLAGb0237a282 [2024-11-24 01:04:46,530 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 01:04:46,531 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1f2af8-06f3-4f65-bf55-053898511723/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dlink-sundance.cil.i [2024-11-24 01:04:46,579 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1f2af8-06f3-4f65-bf55-053898511723/bin/uautomizer-verify-LYvppIcaGC/data/3f1c1ce68/25d24e644f7542ba92fb0840cf9020b2/FLAGb0237a282 [2024-11-24 01:04:46,598 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1f2af8-06f3-4f65-bf55-053898511723/bin/uautomizer-verify-LYvppIcaGC/data/3f1c1ce68/25d24e644f7542ba92fb0840cf9020b2 [2024-11-24 01:04:46,602 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 01:04:46,604 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 01:04:46,606 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 01:04:46,606 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 01:04:46,612 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 01:04:46,613 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:04:46" (1/1) ... [2024-11-24 01:04:46,614 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@132b594c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:04:46, skipping insertion in model container [2024-11-24 01:04:46,615 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:04:46" (1/1) ... [2024-11-24 01:04:46,772 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 01:04:50,291 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_ec1f2af8-06f3-4f65-bf55-053898511723/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dlink-sundance.cil.i[349228,349241] [2024-11-24 01:04:50,296 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_ec1f2af8-06f3-4f65-bf55-053898511723/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dlink-sundance.cil.i[349397,349410] [2024-11-24 01:04:50,297 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_ec1f2af8-06f3-4f65-bf55-053898511723/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dlink-sundance.cil.i[349564,349577] [2024-11-24 01:04:50,298 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_ec1f2af8-06f3-4f65-bf55-053898511723/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dlink-sundance.cil.i[349732,349745] [2024-11-24 01:04:50,327 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:04:50,385 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 01:04:50,532 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"); [5263] [2024-11-24 01:04:50,534 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)); [5270] [2024-11-24 01:04:50,535 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5277] [2024-11-24 01:04:50,539 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)); [5316-5317] [2024-11-24 01:04:50,540 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"); [5322-5324] [2024-11-24 01:04:50,541 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; incl %0": "+m" (v->counter)); [5338] [2024-11-24 01:04:50,541 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; decl %0": "+m" (v->counter)); [5345] [2024-11-24 01:04:50,556 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)); [5551-5552] [2024-11-24 01:04:50,561 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)); [5585-5586] [2024-11-24 01:04:50,563 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (103), "i" (12UL)); [5622-5623] [2024-11-24 01:04:50,564 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (115), "i" (12UL)); [5659-5660] [2024-11-24 01:04:50,586 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6112] [2024-11-24 01:04:50,588 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6146] [2024-11-24 01:04:50,589 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6157] [2024-11-24 01:04:50,589 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6166] [2024-11-24 01:04:50,756 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7371] [2024-11-24 01:04:50,986 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_ec1f2af8-06f3-4f65-bf55-053898511723/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dlink-sundance.cil.i[349228,349241] [2024-11-24 01:04:50,987 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_ec1f2af8-06f3-4f65-bf55-053898511723/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dlink-sundance.cil.i[349397,349410] [2024-11-24 01:04:50,988 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_ec1f2af8-06f3-4f65-bf55-053898511723/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dlink-sundance.cil.i[349564,349577] [2024-11-24 01:04:50,988 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_ec1f2af8-06f3-4f65-bf55-053898511723/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dlink-sundance.cil.i[349732,349745] [2024-11-24 01:04:51,005 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:04:51,352 INFO L204 MainTranslator]: Completed translation [2024-11-24 01:04:51,353 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:04:51 WrapperNode [2024-11-24 01:04:51,354 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 01:04:51,355 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 01:04:51,355 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 01:04:51,355 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 01:04:51,365 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:04:51" (1/1) ... [2024-11-24 01:04:51,486 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:04:51" (1/1) ... [2024-11-24 01:04:51,818 INFO L138 Inliner]: procedures = 470, calls = 2368, calls flagged for inlining = 234, calls inlined = 217, statements flattened = 6389 [2024-11-24 01:04:51,819 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 01:04:51,820 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 01:04:51,820 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 01:04:51,820 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 01:04:51,834 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:04:51" (1/1) ... [2024-11-24 01:04:51,834 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:04:51" (1/1) ... [2024-11-24 01:04:51,903 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:04:51" (1/1) ... [2024-11-24 01:04:53,331 INFO L175 MemorySlicer]: Split 1255 memory accesses to 24 slices as follows [3, 5, 58, 1056, 5, 1, 3, 2, 2, 2, 17, 9, 8, 2, 52, 2, 3, 1, 2, 2, 5, 5, 5, 5]. 84 percent of accesses are in the largest equivalence class. The 384 initializations are split as follows [0, 5, 2, 324, 5, 1, 0, 2, 0, 0, 8, 8, 0, 2, 0, 2, 1, 0, 2, 2, 5, 5, 5, 5]. The 453 writes are split as follows [0, 0, 56, 347, 0, 0, 1, 0, 1, 1, 0, 0, 5, 0, 42, 0, 0, 0, 0, 0, 0, 0, 0, 0]. [2024-11-24 01:04:53,335 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:04:51" (1/1) ... [2024-11-24 01:04:53,336 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:04:51" (1/1) ... [2024-11-24 01:04:53,570 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:04:51" (1/1) ... [2024-11-24 01:04:53,589 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:04:51" (1/1) ... [2024-11-24 01:04:53,674 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:04:51" (1/1) ... [2024-11-24 01:04:53,732 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:04:51" (1/1) ... [2024-11-24 01:04:53,763 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:04:51" (1/1) ... [2024-11-24 01:04:53,837 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 01:04:53,838 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 01:04:53,839 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 01:04:53,839 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 01:04:53,841 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:04:51" (1/1) ... [2024-11-24 01:04:53,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:04:53,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1f2af8-06f3-4f65-bf55-053898511723/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:04:53,891 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1f2af8-06f3-4f65-bf55-053898511723/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 01:04:53,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1f2af8-06f3-4f65-bf55-053898511723/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 01:04:53,935 INFO L130 BoogieDeclarations]: Found specification of procedure check_if_running [2024-11-24 01:04:53,935 INFO L138 BoogieDeclarations]: Found implementation of procedure check_if_running [2024-11-24 01:04:53,935 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2024-11-24 01:04:53,936 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2024-11-24 01:04:53,936 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-24 01:04:53,936 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-24 01:04:53,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-24 01:04:53,936 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-24 01:04:53,936 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2024-11-24 01:04:53,936 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2024-11-24 01:04:53,936 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-24 01:04:53,937 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-24 01:04:53,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-24 01:04:53,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-24 01:04:53,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-24 01:04:53,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-24 01:04:53,938 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-24 01:04:53,938 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-24 01:04:53,939 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2024-11-24 01:04:53,939 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2024-11-24 01:04:53,939 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2024-11-24 01:04:53,939 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2024-11-24 01:04:53,939 INFO L130 BoogieDeclarations]: Found specification of procedure reset_tx [2024-11-24 01:04:53,939 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_tx [2024-11-24 01:04:53,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_66 [2024-11-24 01:04:53,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_66 [2024-11-24 01:04:53,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_76 [2024-11-24 01:04:53,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_76 [2024-11-24 01:04:53,940 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2024-11-24 01:04:53,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2024-11-24 01:04:53,942 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-24 01:04:53,942 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-24 01:04:53,942 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-24 01:04:53,942 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-24 01:04:53,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-24 01:04:53,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-24 01:04:53,942 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-24 01:04:53,942 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-24 01:04:53,942 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-11-24 01:04:53,943 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-11-24 01:04:53,943 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-24 01:04:53,943 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-24 01:04:53,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-24 01:04:53,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-24 01:04:53,943 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-24 01:04:53,943 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-24 01:04:53,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-24 01:04:53,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_69 [2024-11-24 01:04:53,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_69 [2024-11-24 01:04:53,943 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2024-11-24 01:04:53,943 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2024-11-24 01:04:53,943 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2024-11-24 01:04:53,943 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2024-11-24 01:04:53,943 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-24 01:04:53,944 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-24 01:04:53,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-24 01:04:53,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-24 01:04:53,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-24 01:04:53,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-24 01:04:53,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-24 01:04:53,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-24 01:04:53,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-24 01:04:53,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-24 01:04:53,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-24 01:04:53,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-24 01:04:53,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-24 01:04:53,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-24 01:04:53,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-24 01:04:53,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-24 01:04:53,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-24 01:04:53,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-24 01:04:53,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-24 01:04:53,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-24 01:04:53,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-24 01:04:53,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-24 01:04:53,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-24 01:04:53,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-11-24 01:04:53,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-11-24 01:04:53,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2024-11-24 01:04:53,949 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-24 01:04:53,949 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-24 01:04:53,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2024-11-24 01:04:53,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2024-11-24 01:04:53,950 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-24 01:04:53,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-24 01:04:53,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-24 01:04:53,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-24 01:04:53,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-24 01:04:53,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-24 01:04:53,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-24 01:04:53,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-24 01:04:53,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-24 01:04:53,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-24 01:04:53,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-24 01:04:53,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-24 01:04:53,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-24 01:04:53,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-24 01:04:53,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-24 01:04:53,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-24 01:04:53,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-24 01:04:53,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-24 01:04:53,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-24 01:04:53,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-24 01:04:53,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-24 01:04:53,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-24 01:04:53,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-24 01:04:53,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-24 01:04:53,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-24 01:04:53,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-11-24 01:04:53,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-24 01:04:53,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-24 01:04:53,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-24 01:04:53,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-24 01:04:53,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-24 01:04:53,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-24 01:04:53,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-24 01:04:53,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-24 01:04:53,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-24 01:04:53,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-24 01:04:53,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-24 01:04:53,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-24 01:04:53,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-24 01:04:53,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-24 01:04:53,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-24 01:04:53,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-24 01:04:53,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-24 01:04:53,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-24 01:04:53,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-24 01:04:53,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-24 01:04:53,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-24 01:04:53,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-24 01:04:53,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-24 01:04:53,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-24 01:04:53,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-24 01:04:53,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-24 01:04:53,959 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2024-11-24 01:04:53,959 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2024-11-24 01:04:53,959 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-24 01:04:53,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-24 01:04:53,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-24 01:04:53,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-24 01:04:53,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-24 01:04:53,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-24 01:04:53,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-24 01:04:53,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-24 01:04:53,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-24 01:04:53,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-24 01:04:53,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-24 01:04:53,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-24 01:04:53,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-24 01:04:53,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-24 01:04:53,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-24 01:04:53,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-24 01:04:53,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-24 01:04:53,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-24 01:04:53,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-24 01:04:53,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-24 01:04:53,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-24 01:04:53,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-11-24 01:04:53,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-11-24 01:04:53,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2024-11-24 01:04:53,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2024-11-24 01:04:53,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2024-11-24 01:04:53,963 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-24 01:04:53,963 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-24 01:04:53,964 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-24 01:04:53,964 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-24 01:04:53,964 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-24 01:04:53,964 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-24 01:04:53,964 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-24 01:04:53,964 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-24 01:04:53,964 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-24 01:04:53,964 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-24 01:04:53,964 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-24 01:04:53,964 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-24 01:04:53,964 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-24 01:04:53,964 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-24 01:04:53,964 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-24 01:04:53,964 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-24 01:04:53,964 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-24 01:04:53,964 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-24 01:04:53,964 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-24 01:04:53,965 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-11-24 01:04:53,965 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-11-24 01:04:53,965 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2024-11-24 01:04:53,965 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2024-11-24 01:04:53,965 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2024-11-24 01:04:53,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-24 01:04:53,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-24 01:04:53,965 INFO L130 BoogieDeclarations]: Found specification of procedure check_duplex [2024-11-24 01:04:53,965 INFO L138 BoogieDeclarations]: Found implementation of procedure check_duplex [2024-11-24 01:04:53,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-24 01:04:53,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-24 01:04:53,965 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2024-11-24 01:04:53,965 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2024-11-24 01:04:53,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-24 01:04:53,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-24 01:04:53,965 INFO L130 BoogieDeclarations]: Found specification of procedure tx_timeout [2024-11-24 01:04:53,965 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_timeout [2024-11-24 01:04:53,965 INFO L130 BoogieDeclarations]: Found specification of procedure sundance_resume [2024-11-24 01:04:53,966 INFO L138 BoogieDeclarations]: Found implementation of procedure sundance_resume [2024-11-24 01:04:53,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-24 01:04:53,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-24 01:04:53,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-24 01:04:53,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-24 01:04:53,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-24 01:04:53,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-24 01:04:53,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-24 01:04:53,966 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2024-11-24 01:04:53,966 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2024-11-24 01:04:53,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 01:04:53,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-24 01:04:53,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-24 01:04:53,970 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-24 01:04:53,970 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-24 01:04:53,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-24 01:04:53,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-24 01:04:53,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-24 01:04:53,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-24 01:04:53,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-24 01:04:53,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-24 01:04:53,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-24 01:04:53,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-24 01:04:53,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-24 01:04:53,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-24 01:04:53,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-24 01:04:53,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-24 01:04:53,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-24 01:04:53,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-24 01:04:53,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-24 01:04:53,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-24 01:04:53,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-24 01:04:53,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-24 01:04:53,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-24 01:04:53,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-24 01:04:53,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-24 01:04:53,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-24 01:04:53,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-24 01:04:53,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-11-24 01:04:53,971 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2024-11-24 01:04:53,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2024-11-24 01:04:53,971 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-24 01:04:53,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-24 01:04:53,971 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2024-11-24 01:04:53,971 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2024-11-24 01:04:53,971 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2024-11-24 01:04:53,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2024-11-24 01:04:53,972 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-11-24 01:04:53,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-11-24 01:04:53,972 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-24 01:04:53,972 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-24 01:04:53,972 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-24 01:04:53,972 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-24 01:04:53,972 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-24 01:04:53,972 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-24 01:04:53,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-24 01:04:53,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-24 01:04:53,972 INFO L130 BoogieDeclarations]: Found specification of procedure __set_mac_addr [2024-11-24 01:04:53,972 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_mac_addr [2024-11-24 01:04:53,972 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2024-11-24 01:04:53,972 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2024-11-24 01:04:53,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 01:04:53,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 01:04:53,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_sundance_exit_14_2 [2024-11-24 01:04:53,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_sundance_exit_14_2 [2024-11-24 01:04:53,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-24 01:04:53,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-24 01:04:53,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-24 01:04:53,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-24 01:04:53,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-24 01:04:53,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-24 01:04:53,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-24 01:04:53,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-24 01:04:53,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-24 01:04:53,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-24 01:04:53,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-24 01:04:53,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-24 01:04:53,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-24 01:04:53,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-24 01:04:53,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-24 01:04:53,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-24 01:04:53,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-24 01:04:53,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-24 01:04:53,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-24 01:04:53,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-24 01:04:53,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-24 01:04:53,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-11-24 01:04:53,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-11-24 01:04:53,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2024-11-24 01:04:53,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-24 01:04:53,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-24 01:04:53,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-24 01:04:53,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-24 01:04:53,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-24 01:04:53,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-24 01:04:53,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-24 01:04:53,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-24 01:04:53,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-24 01:04:53,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-24 01:04:53,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-24 01:04:53,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-24 01:04:53,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-24 01:04:53,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-24 01:04:53,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-24 01:04:53,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-24 01:04:53,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-24 01:04:53,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-24 01:04:53,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-24 01:04:53,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-24 01:04:53,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-24 01:04:53,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-24 01:04:53,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-24 01:04:53,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-11-24 01:04:53,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-24 01:04:53,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-24 01:04:53,981 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_close [2024-11-24 01:04:53,981 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_close [2024-11-24 01:04:53,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-24 01:04:53,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-24 01:04:53,981 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats [2024-11-24 01:04:53,981 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats [2024-11-24 01:04:53,981 INFO L130 BoogieDeclarations]: Found specification of procedure sundance_poll_controller [2024-11-24 01:04:53,982 INFO L138 BoogieDeclarations]: Found implementation of procedure sundance_poll_controller [2024-11-24 01:04:53,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-24 01:04:53,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-24 01:04:53,982 INFO L130 BoogieDeclarations]: Found specification of procedure nway_reset [2024-11-24 01:04:53,982 INFO L138 BoogieDeclarations]: Found implementation of procedure nway_reset [2024-11-24 01:04:53,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_netdev_private [2024-11-24 01:04:53,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_netdev_private [2024-11-24 01:04:53,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-24 01:04:53,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-24 01:04:53,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-24 01:04:53,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-24 01:04:53,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-24 01:04:53,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-24 01:04:53,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-24 01:04:53,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-24 01:04:53,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-24 01:04:53,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-24 01:04:53,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-24 01:04:53,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-24 01:04:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-24 01:04:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-24 01:04:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-24 01:04:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-24 01:04:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-11-24 01:04:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-11-24 01:04:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-11-24 01:04:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-11-24 01:04:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-11-24 01:04:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-11-24 01:04:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2024-11-24 01:04:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2024-11-24 01:04:53,983 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-24 01:04:53,983 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-24 01:04:53,983 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-24 01:04:53,983 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-24 01:04:53,983 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-24 01:04:53,983 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-24 01:04:53,983 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-24 01:04:53,983 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-24 01:04:53,983 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-24 01:04:53,984 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-24 01:04:53,984 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-24 01:04:53,984 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-24 01:04:53,984 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-24 01:04:53,984 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-24 01:04:53,984 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-24 01:04:53,984 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-24 01:04:53,984 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-11-24 01:04:53,984 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-11-24 01:04:53,984 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-11-24 01:04:53,984 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-11-24 01:04:53,984 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-11-24 01:04:53,984 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-11-24 01:04:53,984 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2024-11-24 01:04:53,984 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2024-11-24 01:04:53,984 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-24 01:04:53,984 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-24 01:04:53,985 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2024-11-24 01:04:53,985 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2024-11-24 01:04:53,985 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2024-11-24 01:04:53,985 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2024-11-24 01:04:53,985 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-24 01:04:53,985 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-24 01:04:53,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-24 01:04:53,985 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-24 01:04:53,985 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-24 01:04:53,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_75 [2024-11-24 01:04:53,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_75 [2024-11-24 01:04:53,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-24 01:04:53,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-24 01:04:53,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-24 01:04:53,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-24 01:04:53,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-24 01:04:53,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-24 01:04:53,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-24 01:04:53,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-24 01:04:53,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-24 01:04:53,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-24 01:04:53,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-24 01:04:53,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-24 01:04:53,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-24 01:04:53,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-24 01:04:53,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-24 01:04:53,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-24 01:04:53,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-24 01:04:53,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-24 01:04:53,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-24 01:04:53,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-24 01:04:53,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-24 01:04:53,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-24 01:04:53,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-24 01:04:53,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-11-24 01:04:53,991 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-24 01:04:53,991 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-24 01:04:53,991 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2024-11-24 01:04:53,991 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2024-11-24 01:04:53,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-24 01:04:53,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-24 01:04:53,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-24 01:04:53,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-24 01:04:53,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-24 01:04:53,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-24 01:04:53,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-24 01:04:53,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-24 01:04:53,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-24 01:04:53,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-24 01:04:53,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-24 01:04:53,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-24 01:04:53,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-24 01:04:53,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-24 01:04:53,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-24 01:04:53,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-24 01:04:53,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-24 01:04:53,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-24 01:04:53,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-24 01:04:53,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-24 01:04:53,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-24 01:04:53,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-11-24 01:04:53,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-11-24 01:04:53,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-11-24 01:04:53,992 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-24 01:04:53,992 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-24 01:04:53,992 INFO L130 BoogieDeclarations]: Found specification of procedure intr_handler [2024-11-24 01:04:53,992 INFO L138 BoogieDeclarations]: Found implementation of procedure intr_handler [2024-11-24 01:04:53,993 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2024-11-24 01:04:53,993 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2024-11-24 01:04:53,993 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-24 01:04:53,993 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-24 01:04:53,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_netdev_private [2024-11-24 01:04:53,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_netdev_private [2024-11-24 01:04:53,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-24 01:04:53,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-24 01:04:53,993 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2024-11-24 01:04:53,993 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2024-11-24 01:04:53,993 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_sync [2024-11-24 01:04:53,993 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_sync [2024-11-24 01:04:53,996 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_open [2024-11-24 01:04:53,997 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_open [2024-11-24 01:04:53,997 INFO L130 BoogieDeclarations]: Found specification of procedure sundance_reset [2024-11-24 01:04:53,997 INFO L138 BoogieDeclarations]: Found implementation of procedure sundance_reset [2024-11-24 01:04:53,997 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2024-11-24 01:04:53,997 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2024-11-24 01:04:53,997 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-11-24 01:04:53,997 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-11-24 01:04:53,997 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-24 01:04:53,997 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-24 01:04:53,997 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-24 01:04:53,998 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-24 01:04:53,998 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-24 01:04:53,998 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-24 01:04:53,998 INFO L130 BoogieDeclarations]: Found specification of procedure sundance_remove1 [2024-11-24 01:04:53,998 INFO L138 BoogieDeclarations]: Found implementation of procedure sundance_remove1 [2024-11-24 01:04:53,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_70 [2024-11-24 01:04:53,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_70 [2024-11-24 01:04:53,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-24 01:04:53,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-24 01:04:53,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-24 01:04:53,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-24 01:04:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-24 01:04:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-24 01:04:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-24 01:04:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-24 01:04:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-24 01:04:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-24 01:04:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-24 01:04:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-24 01:04:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-24 01:04:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-24 01:04:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-24 01:04:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-24 01:04:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-24 01:04:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-24 01:04:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-24 01:04:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-24 01:04:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-24 01:04:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-24 01:04:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-24 01:04:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-24 01:04:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-24 01:04:54,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-24 01:04:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-24 01:04:54,000 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-24 01:04:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure refill_rx [2024-11-24 01:04:54,000 INFO L138 BoogieDeclarations]: Found implementation of procedure refill_rx [2024-11-24 01:04:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-24 01:04:54,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-24 01:04:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-11-24 01:04:54,000 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-11-24 01:04:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-11-24 01:04:54,000 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-11-24 01:04:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2024-11-24 01:04:54,000 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2024-11-24 01:04:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 01:04:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-24 01:04:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-24 01:04:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-24 01:04:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-24 01:04:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-24 01:04:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-24 01:04:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-24 01:04:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-24 01:04:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-24 01:04:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-24 01:04:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-24 01:04:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-24 01:04:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-24 01:04:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-24 01:04:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-24 01:04:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-24 01:04:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-24 01:04:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-24 01:04:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-24 01:04:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-24 01:04:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-24 01:04:54,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-24 01:04:54,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-24 01:04:54,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-24 01:04:54,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-24 01:04:54,006 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2024-11-24 01:04:54,006 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2024-11-24 01:04:55,573 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 01:04:55,579 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 01:05:13,028 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-24 01:05:14,243 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-24 01:05:22,928 INFO L? ?]: Removed 3107 outVars from TransFormulas that were not future-live. [2024-11-24 01:05:22,929 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 01:05:23,004 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 01:05:23,008 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-24 01:05:23,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:05:23 BoogieIcfgContainer [2024-11-24 01:05:23,009 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 01:05:23,011 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 01:05:23,011 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 01:05:23,018 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 01:05:23,018 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 01:04:46" (1/3) ... [2024-11-24 01:05:23,019 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f79f3f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:05:23, skipping insertion in model container [2024-11-24 01:05:23,019 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:04:51" (2/3) ... [2024-11-24 01:05:23,019 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f79f3f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:05:23, skipping insertion in model container [2024-11-24 01:05:23,019 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:05:23" (3/3) ... [2024-11-24 01:05:23,021 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dlink-sundance.cil.i [2024-11-24 01:05:23,037 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 01:05:23,043 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dlink-sundance.cil.i that has 149 procedures, 2523 locations, 1 initial locations, 72 loop locations, and 3 error locations. [2024-11-24 01:05:23,260 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 01:05:23,276 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;@51a6cafe, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 01:05:23,276 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-24 01:05:23,288 INFO L276 IsEmpty]: Start isEmpty. Operand has 2314 states, 1661 states have (on average 1.321493076459964) internal successors, (2195), 1695 states have internal predecessors, (2195), 553 states have call successors, (553), 102 states have call predecessors, (553), 101 states have return successors, (547), 540 states have call predecessors, (547), 547 states have call successors, (547) [2024-11-24 01:05:23,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-24 01:05:23,309 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:05:23,310 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:05:23,311 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:05:23,316 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:05:23,316 INFO L85 PathProgramCache]: Analyzing trace with hash -412039333, now seen corresponding path program 1 times [2024-11-24 01:05:23,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:05:23,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558636247] [2024-11-24 01:05:23,323 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:05:23,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:05:31,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:05:32,969 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 741 trivial. 0 not checked. [2024-11-24 01:05:32,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:05:32,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558636247] [2024-11-24 01:05:32,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558636247] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:05:32,972 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:05:32,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:05:32,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685446355] [2024-11-24 01:05:32,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:05:32,979 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:05:32,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:05:33,008 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:05:33,009 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:05:33,016 INFO L87 Difference]: Start difference. First operand has 2314 states, 1661 states have (on average 1.321493076459964) internal successors, (2195), 1695 states have internal predecessors, (2195), 553 states have call successors, (553), 102 states have call predecessors, (553), 101 states have return successors, (547), 540 states have call predecessors, (547), 547 states have call successors, (547) Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-11-24 01:05:37,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:05:38,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:05:38,369 INFO L93 Difference]: Finished difference Result 6759 states and 9803 transitions. [2024-11-24 01:05:38,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:05:38,372 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 171 [2024-11-24 01:05:38,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:05:38,433 INFO L225 Difference]: With dead ends: 6759 [2024-11-24 01:05:38,434 INFO L226 Difference]: Without dead ends: 4466 [2024-11-24 01:05:38,459 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:05:38,464 INFO L435 NwaCegarLoop]: 3260 mSDtfsCounter, 3101 mSDsluCounter, 3187 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3101 SdHoareTripleChecker+Valid, 6447 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 [2024-11-24 01:05:38,465 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3101 Valid, 6447 Invalid, 34 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 26 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-11-24 01:05:38,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4466 states. [2024-11-24 01:05:38,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4466 to 4462. [2024-11-24 01:05:38,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4462 states, 3222 states have (on average 1.308814400993172) internal successors, (4217), 3281 states have internal predecessors, (4217), 1039 states have call successors, (1039), 199 states have call predecessors, (1039), 198 states have return successors, (1035), 1021 states have call predecessors, (1035), 1035 states have call successors, (1035) [2024-11-24 01:05:38,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4462 states to 4462 states and 6291 transitions. [2024-11-24 01:05:38,906 INFO L78 Accepts]: Start accepts. Automaton has 4462 states and 6291 transitions. Word has length 171 [2024-11-24 01:05:38,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:05:38,909 INFO L471 AbstractCegarLoop]: Abstraction has 4462 states and 6291 transitions. [2024-11-24 01:05:38,909 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-11-24 01:05:38,911 INFO L276 IsEmpty]: Start isEmpty. Operand 4462 states and 6291 transitions. [2024-11-24 01:05:38,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-24 01:05:38,926 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:05:38,926 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:05:38,926 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-24 01:05:38,926 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:05:38,927 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:05:38,927 INFO L85 PathProgramCache]: Analyzing trace with hash -1738589440, now seen corresponding path program 1 times [2024-11-24 01:05:38,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:05:38,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082216468] [2024-11-24 01:05:38,927 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:05:38,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:05:46,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:05:46,859 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 741 trivial. 0 not checked. [2024-11-24 01:05:46,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:05:46,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082216468] [2024-11-24 01:05:46,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082216468] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:05:46,863 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:05:46,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:05:46,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264229316] [2024-11-24 01:05:46,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:05:46,865 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:05:46,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:05:46,866 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:05:46,866 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:05:46,866 INFO L87 Difference]: Start difference. First operand 4462 states and 6291 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-11-24 01:05:50,957 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 [] [2024-11-24 01:05:53,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:05:53,234 INFO L93 Difference]: Finished difference Result 12650 states and 17841 transitions. [2024-11-24 01:05:53,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:05:53,235 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 180 [2024-11-24 01:05:53,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:05:53,308 INFO L225 Difference]: With dead ends: 12650 [2024-11-24 01:05:53,309 INFO L226 Difference]: Without dead ends: 8219 [2024-11-24 01:05:53,333 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:05:53,334 INFO L435 NwaCegarLoop]: 3239 mSDtfsCounter, 2717 mSDsluCounter, 3118 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2717 SdHoareTripleChecker+Valid, 6357 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2024-11-24 01:05:53,335 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2717 Valid, 6357 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 89 Invalid, 1 Unknown, 0 Unchecked, 5.8s Time] [2024-11-24 01:05:53,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8219 states. [2024-11-24 01:05:53,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8219 to 8189. [2024-11-24 01:05:53,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8189 states, 5870 states have (on average 1.308517887563884) internal successors, (7681), 5986 states have internal predecessors, (7681), 1931 states have call successors, (1931), 388 states have call predecessors, (1931), 385 states have return successors, (1933), 1890 states have call predecessors, (1933), 1927 states have call successors, (1933) [2024-11-24 01:05:53,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8189 states to 8189 states and 11545 transitions. [2024-11-24 01:05:53,845 INFO L78 Accepts]: Start accepts. Automaton has 8189 states and 11545 transitions. Word has length 180 [2024-11-24 01:05:53,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:05:53,847 INFO L471 AbstractCegarLoop]: Abstraction has 8189 states and 11545 transitions. [2024-11-24 01:05:53,848 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-11-24 01:05:53,848 INFO L276 IsEmpty]: Start isEmpty. Operand 8189 states and 11545 transitions. [2024-11-24 01:05:53,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2024-11-24 01:05:53,862 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:05:53,862 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:05:53,863 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 01:05:53,863 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:05:53,863 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:05:53,863 INFO L85 PathProgramCache]: Analyzing trace with hash -312694644, now seen corresponding path program 1 times [2024-11-24 01:05:53,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:05:53,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372762535] [2024-11-24 01:05:53,864 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:05:53,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:06:01,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:06:02,554 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 741 trivial. 0 not checked. [2024-11-24 01:06:02,554 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:06:02,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372762535] [2024-11-24 01:06:02,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372762535] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:06:02,555 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:06:02,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:06:02,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734665966] [2024-11-24 01:06:02,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:06:02,558 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:06:02,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:06:02,558 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:06:02,559 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:06:02,559 INFO L87 Difference]: Start difference. First operand 8189 states and 11545 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-24 01:06:06,736 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:06:08,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:06:08,072 INFO L93 Difference]: Finished difference Result 24193 states and 34159 transitions. [2024-11-24 01:06:08,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:06:08,073 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 202 [2024-11-24 01:06:08,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:06:08,225 INFO L225 Difference]: With dead ends: 24193 [2024-11-24 01:06:08,225 INFO L226 Difference]: Without dead ends: 16035 [2024-11-24 01:06:08,273 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:06:08,274 INFO L435 NwaCegarLoop]: 3355 mSDtfsCounter, 3151 mSDsluCounter, 3110 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3151 SdHoareTripleChecker+Valid, 6465 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-24 01:06:08,276 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3151 Valid, 6465 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 26 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2024-11-24 01:06:08,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16035 states. [2024-11-24 01:06:09,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16035 to 16001. [2024-11-24 01:06:09,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16001 states, 11490 states have (on average 1.3113141862489122) internal successors, (15067), 11732 states have internal predecessors, (15067), 3749 states have call successors, (3749), 770 states have call predecessors, (3749), 759 states have return successors, (3783), 3646 states have call predecessors, (3783), 3745 states have call successors, (3783) [2024-11-24 01:06:09,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16001 states to 16001 states and 22599 transitions. [2024-11-24 01:06:09,312 INFO L78 Accepts]: Start accepts. Automaton has 16001 states and 22599 transitions. Word has length 202 [2024-11-24 01:06:09,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:06:09,313 INFO L471 AbstractCegarLoop]: Abstraction has 16001 states and 22599 transitions. [2024-11-24 01:06:09,314 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-24 01:06:09,314 INFO L276 IsEmpty]: Start isEmpty. Operand 16001 states and 22599 transitions. [2024-11-24 01:06:09,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2024-11-24 01:06:09,325 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:06:09,325 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 13, 13, 13, 13, 13, 13, 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] [2024-11-24 01:06:09,325 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-24 01:06:09,326 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:06:09,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:06:09,326 INFO L85 PathProgramCache]: Analyzing trace with hash -1778511761, now seen corresponding path program 1 times [2024-11-24 01:06:09,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:06:09,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122953806] [2024-11-24 01:06:09,327 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:06:09,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:06:17,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:06:18,518 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 744 trivial. 0 not checked. [2024-11-24 01:06:18,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:06:18,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122953806] [2024-11-24 01:06:18,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122953806] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:06:18,519 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:06:18,519 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:06:18,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177278277] [2024-11-24 01:06:18,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:06:18,520 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:06:18,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:06:18,521 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:06:18,521 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:06:18,521 INFO L87 Difference]: Start difference. First operand 16001 states and 22599 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-24 01:06:22,614 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 [] [2024-11-24 01:06:24,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:06:24,551 INFO L93 Difference]: Finished difference Result 29185 states and 41076 transitions. [2024-11-24 01:06:24,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:06:24,554 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 214 [2024-11-24 01:06:24,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:06:24,650 INFO L225 Difference]: With dead ends: 29185 [2024-11-24 01:06:24,650 INFO L226 Difference]: Without dead ends: 13215 [2024-11-24 01:06:24,719 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:06:24,720 INFO L435 NwaCegarLoop]: 4578 mSDtfsCounter, 2121 mSDsluCounter, 3156 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 18 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2121 SdHoareTripleChecker+Valid, 7734 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-11-24 01:06:24,721 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2121 Valid, 7734 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 76 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2024-11-24 01:06:24,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13215 states. [2024-11-24 01:06:25,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13215 to 13183. [2024-11-24 01:06:25,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13183 states, 9573 states have (on average 1.3073226783662384) internal successors, (12515), 9762 states have internal predecessors, (12515), 2935 states have call successors, (2935), 682 states have call predecessors, (2935), 672 states have return successors, (2950), 2847 states have call predecessors, (2950), 2931 states have call successors, (2950) [2024-11-24 01:06:25,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13183 states to 13183 states and 18400 transitions. [2024-11-24 01:06:25,372 INFO L78 Accepts]: Start accepts. Automaton has 13183 states and 18400 transitions. Word has length 214 [2024-11-24 01:06:25,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:06:25,372 INFO L471 AbstractCegarLoop]: Abstraction has 13183 states and 18400 transitions. [2024-11-24 01:06:25,373 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-24 01:06:25,374 INFO L276 IsEmpty]: Start isEmpty. Operand 13183 states and 18400 transitions. [2024-11-24 01:06:25,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2024-11-24 01:06:25,379 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:06:25,380 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 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] [2024-11-24 01:06:25,380 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-24 01:06:25,380 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:06:25,381 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:06:25,382 INFO L85 PathProgramCache]: Analyzing trace with hash 734874488, now seen corresponding path program 1 times [2024-11-24 01:06:25,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:06:25,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823617822] [2024-11-24 01:06:25,382 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:06:25,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:06:33,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:06:33,819 INFO L134 CoverageAnalysis]: Checked inductivity of 910 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2024-11-24 01:06:33,819 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:06:33,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823617822] [2024-11-24 01:06:33,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [823617822] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:06:33,820 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:06:33,820 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:06:33,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045125954] [2024-11-24 01:06:33,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:06:33,821 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:06:33,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:06:33,822 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:06:33,822 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:06:33,822 INFO L87 Difference]: Start difference. First operand 13183 states and 18400 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-11-24 01:06:37,908 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:06:39,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:06:39,315 INFO L93 Difference]: Finished difference Result 37993 states and 53149 transitions. [2024-11-24 01:06:39,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:06:39,317 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 232 [2024-11-24 01:06:39,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:06:39,488 INFO L225 Difference]: With dead ends: 37993 [2024-11-24 01:06:39,488 INFO L226 Difference]: Without dead ends: 25315 [2024-11-24 01:06:39,544 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:06:39,546 INFO L435 NwaCegarLoop]: 3973 mSDtfsCounter, 3062 mSDsluCounter, 3199 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3062 SdHoareTripleChecker+Valid, 7172 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 [2024-11-24 01:06:39,546 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3062 Valid, 7172 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 24 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-11-24 01:06:39,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25315 states. [2024-11-24 01:06:40,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25315 to 25311. [2024-11-24 01:06:40,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25311 states, 18427 states have (on average 1.3096000434145547) internal successors, (24132), 18773 states have internal predecessors, (24132), 5605 states have call successors, (5605), 1291 states have call predecessors, (5605), 1276 states have return successors, (5639), 5463 states have call predecessors, (5639), 5601 states have call successors, (5639) [2024-11-24 01:06:40,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25311 states to 25311 states and 35376 transitions. [2024-11-24 01:06:40,756 INFO L78 Accepts]: Start accepts. Automaton has 25311 states and 35376 transitions. Word has length 232 [2024-11-24 01:06:40,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:06:40,757 INFO L471 AbstractCegarLoop]: Abstraction has 25311 states and 35376 transitions. [2024-11-24 01:06:40,757 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-11-24 01:06:40,758 INFO L276 IsEmpty]: Start isEmpty. Operand 25311 states and 35376 transitions. [2024-11-24 01:06:40,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2024-11-24 01:06:40,763 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:06:40,763 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 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] [2024-11-24 01:06:40,764 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-24 01:06:40,764 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:06:40,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:06:40,764 INFO L85 PathProgramCache]: Analyzing trace with hash 875423098, now seen corresponding path program 1 times [2024-11-24 01:06:40,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:06:40,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465143888] [2024-11-24 01:06:40,765 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:06:40,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:06:48,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:06:49,893 INFO L134 CoverageAnalysis]: Checked inductivity of 910 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 910 trivial. 0 not checked. [2024-11-24 01:06:49,893 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:06:49,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465143888] [2024-11-24 01:06:49,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [465143888] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:06:49,895 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:06:49,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:06:49,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996649974] [2024-11-24 01:06:49,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:06:49,896 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:06:49,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:06:49,897 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:06:49,897 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:06:49,897 INFO L87 Difference]: Start difference. First operand 25311 states and 35376 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (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) [2024-11-24 01:06:51,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:06:51,302 INFO L93 Difference]: Finished difference Result 25317 states and 35381 transitions. [2024-11-24 01:06:51,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:06:51,302 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (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 232 [2024-11-24 01:06:51,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:06:51,453 INFO L225 Difference]: With dead ends: 25317 [2024-11-24 01:06:51,454 INFO L226 Difference]: Without dead ends: 25315 [2024-11-24 01:06:51,474 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 [2024-11-24 01:06:51,475 INFO L435 NwaCegarLoop]: 3223 mSDtfsCounter, 3165 mSDsluCounter, 6432 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3166 SdHoareTripleChecker+Valid, 9655 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 [2024-11-24 01:06:51,475 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3166 Valid, 9655 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:06:51,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25315 states. [2024-11-24 01:06:52,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25315 to 25315. [2024-11-24 01:06:52,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25315 states, 18430 states have (on average 1.3095496473141617) internal successors, (24135), 18776 states have internal predecessors, (24135), 5605 states have call successors, (5605), 1292 states have call predecessors, (5605), 1277 states have return successors, (5639), 5463 states have call predecessors, (5639), 5601 states have call successors, (5639) [2024-11-24 01:06:52,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25315 states to 25315 states and 35379 transitions. [2024-11-24 01:06:52,894 INFO L78 Accepts]: Start accepts. Automaton has 25315 states and 35379 transitions. Word has length 232 [2024-11-24 01:06:52,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:06:52,895 INFO L471 AbstractCegarLoop]: Abstraction has 25315 states and 35379 transitions. [2024-11-24 01:06:52,895 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (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) [2024-11-24 01:06:52,896 INFO L276 IsEmpty]: Start isEmpty. Operand 25315 states and 35379 transitions. [2024-11-24 01:06:52,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2024-11-24 01:06:52,902 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:06:52,902 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:06:52,903 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-24 01:06:52,903 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:06:52,904 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:06:52,904 INFO L85 PathProgramCache]: Analyzing trace with hash 1189561560, now seen corresponding path program 1 times [2024-11-24 01:06:52,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:06:52,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308823719] [2024-11-24 01:06:52,904 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:06:52,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:07:00,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:07:01,915 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 910 trivial. 0 not checked. [2024-11-24 01:07:01,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:07:01,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308823719] [2024-11-24 01:07:01,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308823719] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:07:01,916 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:07:01,916 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:07:01,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571766128] [2024-11-24 01:07:01,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:07:01,916 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:07:01,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:07:01,917 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:07:01,919 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:07:01,919 INFO L87 Difference]: Start difference. First operand 25315 states and 35379 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 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) [2024-11-24 01:07:03,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:07:03,262 INFO L93 Difference]: Finished difference Result 25321 states and 35384 transitions. [2024-11-24 01:07:03,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:07:03,263 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 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 237 [2024-11-24 01:07:03,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:07:03,412 INFO L225 Difference]: With dead ends: 25321 [2024-11-24 01:07:03,412 INFO L226 Difference]: Without dead ends: 25319 [2024-11-24 01:07:03,432 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:07:03,433 INFO L435 NwaCegarLoop]: 3226 mSDtfsCounter, 3161 mSDsluCounter, 6433 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3162 SdHoareTripleChecker+Valid, 9659 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:07:03,434 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3162 Valid, 9659 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:07:03,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25319 states. [2024-11-24 01:07:04,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25319 to 25319. [2024-11-24 01:07:04,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25319 states, 18433 states have (on average 1.3094992676178592) internal successors, (24138), 18779 states have internal predecessors, (24138), 5605 states have call successors, (5605), 1293 states have call predecessors, (5605), 1278 states have return successors, (5639), 5463 states have call predecessors, (5639), 5601 states have call successors, (5639) [2024-11-24 01:07:04,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25319 states to 25319 states and 35382 transitions. [2024-11-24 01:07:04,751 INFO L78 Accepts]: Start accepts. Automaton has 25319 states and 35382 transitions. Word has length 237 [2024-11-24 01:07:04,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:07:04,752 INFO L471 AbstractCegarLoop]: Abstraction has 25319 states and 35382 transitions. [2024-11-24 01:07:04,753 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 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) [2024-11-24 01:07:04,753 INFO L276 IsEmpty]: Start isEmpty. Operand 25319 states and 35382 transitions. [2024-11-24 01:07:04,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2024-11-24 01:07:04,761 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:07:04,762 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:07:04,762 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-24 01:07:04,762 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:07:04,763 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:07:04,763 INFO L85 PathProgramCache]: Analyzing trace with hash -1128929286, now seen corresponding path program 1 times [2024-11-24 01:07:04,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:07:04,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983612817] [2024-11-24 01:07:04,763 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:07:04,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:07:11,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:07:13,231 INFO L134 CoverageAnalysis]: Checked inductivity of 918 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 914 trivial. 0 not checked. [2024-11-24 01:07:13,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:07:13,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983612817] [2024-11-24 01:07:13,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983612817] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:07:13,231 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:07:13,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:07:13,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479683435] [2024-11-24 01:07:13,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:07:13,232 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:07:13,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:07:13,233 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:07:13,233 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:07:13,235 INFO L87 Difference]: Start difference. First operand 25319 states and 35382 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 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) [2024-11-24 01:07:14,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:07:14,416 INFO L93 Difference]: Finished difference Result 25325 states and 35387 transitions. [2024-11-24 01:07:14,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:07:14,417 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 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 242 [2024-11-24 01:07:14,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:07:14,534 INFO L225 Difference]: With dead ends: 25325 [2024-11-24 01:07:14,534 INFO L226 Difference]: Without dead ends: 25323 [2024-11-24 01:07:14,544 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 [2024-11-24 01:07:14,544 INFO L435 NwaCegarLoop]: 3226 mSDtfsCounter, 3160 mSDsluCounter, 6433 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3161 SdHoareTripleChecker+Valid, 9659 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:07:14,545 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3161 Valid, 9659 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:07:14,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25323 states. [2024-11-24 01:07:15,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25323 to 25323. [2024-11-24 01:07:15,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25323 states, 18436 states have (on average 1.3094489043176394) internal successors, (24141), 18782 states have internal predecessors, (24141), 5605 states have call successors, (5605), 1294 states have call predecessors, (5605), 1279 states have return successors, (5639), 5463 states have call predecessors, (5639), 5601 states have call successors, (5639) [2024-11-24 01:07:15,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25323 states to 25323 states and 35385 transitions. [2024-11-24 01:07:15,842 INFO L78 Accepts]: Start accepts. Automaton has 25323 states and 35385 transitions. Word has length 242 [2024-11-24 01:07:15,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:07:15,843 INFO L471 AbstractCegarLoop]: Abstraction has 25323 states and 35385 transitions. [2024-11-24 01:07:15,843 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 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) [2024-11-24 01:07:15,843 INFO L276 IsEmpty]: Start isEmpty. Operand 25323 states and 35385 transitions. [2024-11-24 01:07:15,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2024-11-24 01:07:15,851 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:07:15,851 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 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, 1, 1, 1, 1, 1, 1] [2024-11-24 01:07:15,851 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-24 01:07:15,852 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:07:15,852 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:07:15,852 INFO L85 PathProgramCache]: Analyzing trace with hash 397869528, now seen corresponding path program 1 times [2024-11-24 01:07:15,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:07:15,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604546971] [2024-11-24 01:07:15,853 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:07:15,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:07:23,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:07:24,990 INFO L134 CoverageAnalysis]: Checked inductivity of 928 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 922 trivial. 0 not checked. [2024-11-24 01:07:24,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:07:24,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604546971] [2024-11-24 01:07:24,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [604546971] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:07:24,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:07:24,991 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:07:24,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067227062] [2024-11-24 01:07:24,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:07:24,992 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:07:24,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:07:24,993 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:07:24,993 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:07:24,994 INFO L87 Difference]: Start difference. First operand 25323 states and 35385 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-24 01:07:26,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:07:26,282 INFO L93 Difference]: Finished difference Result 25329 states and 35390 transitions. [2024-11-24 01:07:26,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:07:26,282 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 247 [2024-11-24 01:07:26,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:07:26,421 INFO L225 Difference]: With dead ends: 25329 [2024-11-24 01:07:26,422 INFO L226 Difference]: Without dead ends: 25327 [2024-11-24 01:07:26,442 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 [2024-11-24 01:07:26,443 INFO L435 NwaCegarLoop]: 3226 mSDtfsCounter, 3159 mSDsluCounter, 6433 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3160 SdHoareTripleChecker+Valid, 9659 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:07:26,443 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3160 Valid, 9659 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:07:26,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25327 states. [2024-11-24 01:07:27,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25327 to 25327. [2024-11-24 01:07:27,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25327 states, 18439 states have (on average 1.3093985574054992) internal successors, (24144), 18785 states have internal predecessors, (24144), 5605 states have call successors, (5605), 1295 states have call predecessors, (5605), 1280 states have return successors, (5639), 5463 states have call predecessors, (5639), 5601 states have call successors, (5639) [2024-11-24 01:07:28,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25327 states to 25327 states and 35388 transitions. [2024-11-24 01:07:28,035 INFO L78 Accepts]: Start accepts. Automaton has 25327 states and 35388 transitions. Word has length 247 [2024-11-24 01:07:28,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:07:28,036 INFO L471 AbstractCegarLoop]: Abstraction has 25327 states and 35388 transitions. [2024-11-24 01:07:28,036 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-24 01:07:28,036 INFO L276 IsEmpty]: Start isEmpty. Operand 25327 states and 35388 transitions. [2024-11-24 01:07:28,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2024-11-24 01:07:28,046 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:07:28,046 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 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, 1, 1, 1, 1, 1, 1] [2024-11-24 01:07:28,046 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-24 01:07:28,047 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:07:28,050 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:07:28,051 INFO L85 PathProgramCache]: Analyzing trace with hash -279691737, now seen corresponding path program 1 times [2024-11-24 01:07:28,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:07:28,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321279784] [2024-11-24 01:07:28,051 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:07:28,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:07:35,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:07:36,321 INFO L134 CoverageAnalysis]: Checked inductivity of 953 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 940 trivial. 0 not checked. [2024-11-24 01:07:36,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:07:36,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321279784] [2024-11-24 01:07:36,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1321279784] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:07:36,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:07:36,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:07:36,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735345488] [2024-11-24 01:07:36,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:07:36,323 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:07:36,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:07:36,324 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:07:36,324 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:07:36,324 INFO L87 Difference]: Start difference. First operand 25327 states and 35388 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-24 01:07:40,413 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 [] [2024-11-24 01:07:42,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:07:42,641 INFO L93 Difference]: Finished difference Result 62324 states and 87183 transitions. [2024-11-24 01:07:42,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:07:42,642 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 263 [2024-11-24 01:07:42,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:07:42,924 INFO L225 Difference]: With dead ends: 62324 [2024-11-24 01:07:42,924 INFO L226 Difference]: Without dead ends: 37502 [2024-11-24 01:07:43,002 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:07:43,003 INFO L435 NwaCegarLoop]: 5938 mSDtfsCounter, 3095 mSDsluCounter, 3201 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3095 SdHoareTripleChecker+Valid, 9139 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 [2024-11-24 01:07:43,004 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3095 Valid, 9139 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 25 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-24 01:07:43,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37502 states. [2024-11-24 01:07:45,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37502 to 37463. [2024-11-24 01:07:45,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37463 states, 27301 states have (on average 1.3101717885791728) internal successors, (35769), 27804 states have internal predecessors, (35769), 8275 states have call successors, (8275), 1904 states have call predecessors, (8275), 1884 states have return successors, (8328), 8079 states have call predecessors, (8328), 8271 states have call successors, (8328) [2024-11-24 01:07:45,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37463 states to 37463 states and 52372 transitions. [2024-11-24 01:07:45,302 INFO L78 Accepts]: Start accepts. Automaton has 37463 states and 52372 transitions. Word has length 263 [2024-11-24 01:07:45,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:07:45,303 INFO L471 AbstractCegarLoop]: Abstraction has 37463 states and 52372 transitions. [2024-11-24 01:07:45,303 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-24 01:07:45,303 INFO L276 IsEmpty]: Start isEmpty. Operand 37463 states and 52372 transitions. [2024-11-24 01:07:45,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2024-11-24 01:07:45,310 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:07:45,310 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 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, 1, 1, 1, 1, 1, 1] [2024-11-24 01:07:45,310 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-24 01:07:45,311 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:07:45,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:07:45,312 INFO L85 PathProgramCache]: Analyzing trace with hash -1720812934, now seen corresponding path program 1 times [2024-11-24 01:07:45,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:07:45,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180832661] [2024-11-24 01:07:45,312 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:07:45,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:07:53,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:07:54,683 INFO L134 CoverageAnalysis]: Checked inductivity of 942 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 934 trivial. 0 not checked. [2024-11-24 01:07:54,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:07:54,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180832661] [2024-11-24 01:07:54,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [180832661] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:07:54,684 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:07:54,684 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:07:54,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939896940] [2024-11-24 01:07:54,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:07:54,685 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:07:54,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:07:54,685 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:07:54,685 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:07:54,686 INFO L87 Difference]: Start difference. First operand 37463 states and 52372 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-24 01:07:56,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:07:56,120 INFO L93 Difference]: Finished difference Result 37469 states and 52377 transitions. [2024-11-24 01:07:56,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:07:56,120 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 252 [2024-11-24 01:07:56,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:07:56,281 INFO L225 Difference]: With dead ends: 37469 [2024-11-24 01:07:56,281 INFO L226 Difference]: Without dead ends: 37467 [2024-11-24 01:07:56,298 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:07:56,299 INFO L435 NwaCegarLoop]: 3226 mSDtfsCounter, 3158 mSDsluCounter, 6433 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3159 SdHoareTripleChecker+Valid, 9659 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:07:56,299 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3159 Valid, 9659 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:07:56,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37467 states. [2024-11-24 01:07:57,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37467 to 37467. [2024-11-24 01:07:57,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37467 states, 27304 states have (on average 1.3101377087606212) internal successors, (35772), 27807 states have internal predecessors, (35772), 8275 states have call successors, (8275), 1905 states have call predecessors, (8275), 1885 states have return successors, (8328), 8079 states have call predecessors, (8328), 8271 states have call successors, (8328) [2024-11-24 01:07:57,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37467 states to 37467 states and 52375 transitions. [2024-11-24 01:07:57,934 INFO L78 Accepts]: Start accepts. Automaton has 37467 states and 52375 transitions. Word has length 252 [2024-11-24 01:07:57,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:07:57,935 INFO L471 AbstractCegarLoop]: Abstraction has 37467 states and 52375 transitions. [2024-11-24 01:07:57,935 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-24 01:07:57,935 INFO L276 IsEmpty]: Start isEmpty. Operand 37467 states and 52375 transitions. [2024-11-24 01:07:57,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2024-11-24 01:07:57,939 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:07:57,939 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 6, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:07:57,940 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-24 01:07:57,940 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:07:57,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:07:57,940 INFO L85 PathProgramCache]: Analyzing trace with hash 1815097048, now seen corresponding path program 1 times [2024-11-24 01:07:57,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:07:57,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656546289] [2024-11-24 01:07:57,940 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:07:57,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:08:05,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:08:06,498 INFO L134 CoverageAnalysis]: Checked inductivity of 960 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 950 trivial. 0 not checked. [2024-11-24 01:08:06,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:08:06,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656546289] [2024-11-24 01:08:06,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1656546289] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:08:06,499 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:08:06,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:08:06,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340693980] [2024-11-24 01:08:06,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:08:06,499 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:08:06,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:08:06,500 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:08:06,500 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:08:06,500 INFO L87 Difference]: Start difference. First operand 37467 states and 52375 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-24 01:08:07,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:08:07,931 INFO L93 Difference]: Finished difference Result 37473 states and 52380 transitions. [2024-11-24 01:08:07,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:08:07,931 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 257 [2024-11-24 01:08:07,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:08:08,127 INFO L225 Difference]: With dead ends: 37473 [2024-11-24 01:08:08,127 INFO L226 Difference]: Without dead ends: 37471 [2024-11-24 01:08:08,157 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 [2024-11-24 01:08:08,158 INFO L435 NwaCegarLoop]: 3226 mSDtfsCounter, 3157 mSDsluCounter, 6433 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3158 SdHoareTripleChecker+Valid, 9659 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:08:08,159 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3158 Valid, 9659 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:08:08,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37471 states. [2024-11-24 01:08:10,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37471 to 37471. [2024-11-24 01:08:10,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37471 states, 27307 states have (on average 1.3101036364302194) internal successors, (35775), 27810 states have internal predecessors, (35775), 8275 states have call successors, (8275), 1906 states have call predecessors, (8275), 1886 states have return successors, (8328), 8079 states have call predecessors, (8328), 8271 states have call successors, (8328) [2024-11-24 01:08:10,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37471 states to 37471 states and 52378 transitions. [2024-11-24 01:08:10,276 INFO L78 Accepts]: Start accepts. Automaton has 37471 states and 52378 transitions. Word has length 257 [2024-11-24 01:08:10,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:08:10,277 INFO L471 AbstractCegarLoop]: Abstraction has 37471 states and 52378 transitions. [2024-11-24 01:08:10,277 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-24 01:08:10,277 INFO L276 IsEmpty]: Start isEmpty. Operand 37471 states and 52378 transitions. [2024-11-24 01:08:10,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2024-11-24 01:08:10,285 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:08:10,285 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 7, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:08:10,285 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-24 01:08:10,286 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:08:10,286 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:08:10,286 INFO L85 PathProgramCache]: Analyzing trace with hash -219964166, now seen corresponding path program 1 times [2024-11-24 01:08:10,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:08:10,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708998427] [2024-11-24 01:08:10,287 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:08:10,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:08:17,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:08:18,081 INFO L134 CoverageAnalysis]: Checked inductivity of 982 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 970 trivial. 0 not checked. [2024-11-24 01:08:18,082 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:08:18,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708998427] [2024-11-24 01:08:18,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708998427] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:08:18,082 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:08:18,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:08:18,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452605398] [2024-11-24 01:08:18,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:08:18,082 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:08:18,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:08:18,083 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:08:18,083 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:08:18,083 INFO L87 Difference]: Start difference. First operand 37471 states and 52378 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-24 01:08:19,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:08:19,883 INFO L93 Difference]: Finished difference Result 39165 states and 54145 transitions. [2024-11-24 01:08:19,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:08:19,883 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 262 [2024-11-24 01:08:19,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:08:20,059 INFO L225 Difference]: With dead ends: 39165 [2024-11-24 01:08:20,059 INFO L226 Difference]: Without dead ends: 39163 [2024-11-24 01:08:20,084 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:08:20,085 INFO L435 NwaCegarLoop]: 3232 mSDtfsCounter, 3035 mSDsluCounter, 6650 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3036 SdHoareTripleChecker+Valid, 9882 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:08:20,085 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3036 Valid, 9882 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 01:08:20,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39163 states. [2024-11-24 01:08:22,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39163 to 39161. [2024-11-24 01:08:22,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39161 states, 28495 states have (on average 1.3039129671872258) internal successors, (37155), 29016 states have internal predecessors, (37155), 8467 states have call successors, (8467), 2216 states have call predecessors, (8467), 2196 states have return successors, (8520), 8271 states have call predecessors, (8520), 8463 states have call successors, (8520) [2024-11-24 01:08:22,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39161 states to 39161 states and 54142 transitions. [2024-11-24 01:08:22,610 INFO L78 Accepts]: Start accepts. Automaton has 39161 states and 54142 transitions. Word has length 262 [2024-11-24 01:08:22,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:08:22,611 INFO L471 AbstractCegarLoop]: Abstraction has 39161 states and 54142 transitions. [2024-11-24 01:08:22,611 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-24 01:08:22,611 INFO L276 IsEmpty]: Start isEmpty. Operand 39161 states and 54142 transitions. [2024-11-24 01:08:22,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2024-11-24 01:08:22,617 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:08:22,617 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 8, 7, 7, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:08:22,617 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-24 01:08:22,617 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:08:22,618 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:08:22,618 INFO L85 PathProgramCache]: Analyzing trace with hash -1824076840, now seen corresponding path program 1 times [2024-11-24 01:08:22,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:08:22,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623241782] [2024-11-24 01:08:22,618 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:08:22,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms