./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-jme.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ef4d7e-776f-4e60-bff4-3794cc36b12b/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ef4d7e-776f-4e60-bff4-3794cc36b12b/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ef4d7e-776f-4e60-bff4-3794cc36b12b/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ef4d7e-776f-4e60-bff4-3794cc36b12b/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ef4d7e-776f-4e60-bff4-3794cc36b12b/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ef4d7e-776f-4e60-bff4-3794cc36b12b/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2ed7e65f4873f721e135371f2b64bea53a61355f60220cd3c965b9b34f2d17e4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 07:03:44,435 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 07:03:44,490 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ef4d7e-776f-4e60-bff4-3794cc36b12b/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-12-02 07:03:44,495 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 07:03:44,495 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 07:03:44,517 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 07:03:44,517 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 07:03:44,517 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 07:03:44,518 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 07:03:44,518 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 07:03:44,518 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 07:03:44,518 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 07:03:44,518 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 07:03:44,518 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 07:03:44,519 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 07:03:44,519 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 07:03:44,519 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 07:03:44,519 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 07:03:44,519 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 07:03:44,519 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 07:03:44,519 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 07:03:44,519 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 07:03:44,519 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 07:03:44,519 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 07:03:44,519 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 07:03:44,519 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 07:03:44,520 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:03:44,520 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:03:44,520 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:03:44,520 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:03:44,520 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 07:03:44,520 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:03:44,520 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:03:44,520 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:03:44,520 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:03:44,520 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 07:03:44,520 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 07:03:44,520 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 07:03:44,521 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 07:03:44,521 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 07:03:44,521 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 07:03:44,521 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 07:03:44,521 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 07:03:44,521 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 07:03:44,521 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 07:03:44,521 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_b1ef4d7e-776f-4e60-bff4-3794cc36b12b/bin/uautomizer-verify-84ZbGMXZE1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ed7e65f4873f721e135371f2b64bea53a61355f60220cd3c965b9b34f2d17e4 [2024-12-02 07:03:44,737 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 07:03:44,745 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 07:03:44,747 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 07:03:44,749 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 07:03:44,749 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 07:03:44,750 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ef4d7e-776f-4e60-bff4-3794cc36b12b/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i [2024-12-02 07:03:47,405 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ef4d7e-776f-4e60-bff4-3794cc36b12b/bin/uautomizer-verify-84ZbGMXZE1/data/ca6e667a8/d408d0d78994416a808c8075fd9f006d/FLAG656eca1d7 [2024-12-02 07:03:47,900 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 07:03:47,901 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ef4d7e-776f-4e60-bff4-3794cc36b12b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i [2024-12-02 07:03:47,945 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ef4d7e-776f-4e60-bff4-3794cc36b12b/bin/uautomizer-verify-84ZbGMXZE1/data/ca6e667a8/d408d0d78994416a808c8075fd9f006d/FLAG656eca1d7 [2024-12-02 07:03:47,958 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ef4d7e-776f-4e60-bff4-3794cc36b12b/bin/uautomizer-verify-84ZbGMXZE1/data/ca6e667a8/d408d0d78994416a808c8075fd9f006d [2024-12-02 07:03:47,960 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 07:03:47,961 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 07:03:47,963 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 07:03:47,963 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 07:03:47,966 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 07:03:47,967 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:03:47" (1/1) ... [2024-12-02 07:03:47,967 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57acec72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:03:47, skipping insertion in model container [2024-12-02 07:03:47,967 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:03:47" (1/1) ... [2024-12-02 07:03:48,074 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 07:03:51,711 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_b1ef4d7e-776f-4e60-bff4-3794cc36b12b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[464820,464833] [2024-12-02 07:03:51,714 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_b1ef4d7e-776f-4e60-bff4-3794cc36b12b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[464989,465002] [2024-12-02 07:03:51,714 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_b1ef4d7e-776f-4e60-bff4-3794cc36b12b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[465156,465169] [2024-12-02 07:03:51,714 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_b1ef4d7e-776f-4e60-bff4-3794cc36b12b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[465324,465337] [2024-12-02 07:03:51,732 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:03:51,766 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 07:03:51,865 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"); [6137] [2024-12-02 07:03:51,866 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)); [6144] [2024-12-02 07:03:51,867 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6151] [2024-12-02 07:03:51,869 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)); [6191-6192] [2024-12-02 07:03:51,869 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"); [6197-6199] [2024-12-02 07:03:51,870 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" (809), "i" (12UL)); [6224-6225] [2024-12-02 07:03:51,870 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" (45UL), [paravirt_opptr] "i" (& pv_irq_ops.restore_fl.func), [paravirt_clobber] "i" (1), "D" (f): "memory", "cc"); [6230-6232] [2024-12-02 07:03:51,870 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" (814), "i" (12UL)); [6256-6257] [2024-12-02 07:03:51,871 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" (46UL), [paravirt_opptr] "i" (& pv_irq_ops.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [6262-6264] [2024-12-02 07:03:51,871 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; addl %1,%0": "+m" (v->counter): "ir" (i)); [6303] [2024-12-02 07:03:51,872 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; subl %1,%0": "+m" (v->counter): "ir" (i)); [6310] [2024-12-02 07:03:51,872 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)); [6317] [2024-12-02 07:03:51,872 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)); [6324] [2024-12-02 07:03:51,872 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6331] [2024-12-02 07:03:51,874 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6416] [2024-12-02 07:03:51,874 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6423] [2024-12-02 07:03:51,875 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ (" addl %1,%0\n adcl $0xffff,%0": "=r" (sum): "r" (sum << 16), "0" (sum & 4294901760U)); [6490] [2024-12-02 07:03:51,876 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ (" addl %1, %0\n adcl %2, %0\n adcl %3, %0\n adcl $0, %0\n": "=r" (sum): "g" (daddr), "g" (saddr), "g" (((int )len + (int )proto) << 8), "0" (sum)); [6498-6499] [2024-12-02 07:03:51,880 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" (79), "i" (12UL)); [6578-6579] [2024-12-02 07:03:51,880 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" (91), "i" (12UL)); [6607-6608] [2024-12-02 07:03:51,881 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)); [6644-6645] [2024-12-02 07:03:51,882 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)); [6681-6682] [2024-12-02 07:03:51,888 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/netdevice.h"), "i" (502), "i" (12UL)); [7070-7071] [2024-12-02 07:03:51,889 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7077] [2024-12-02 07:03:51,897 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7507] [2024-12-02 07:03:51,897 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7558] [2024-12-02 07:03:51,897 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7569] [2024-12-02 07:03:51,898 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7578] [2024-12-02 07:03:51,900 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7693] [2024-12-02 07:03:51,901 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7745] [2024-12-02 07:03:51,902 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7803] [2024-12-02 07:03:51,902 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7805] [2024-12-02 07:03:51,903 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7812] [2024-12-02 07:03:51,903 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7814] [2024-12-02 07:03:51,909 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8138] [2024-12-02 07:03:51,917 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8539] [2024-12-02 07:03:51,918 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8544] [2024-12-02 07:03:51,918 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8560] [2024-12-02 07:03:51,919 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8587] [2024-12-02 07:03:51,920 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8627] [2024-12-02 07:03:51,925 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8829] [2024-12-02 07:03:51,926 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8836] [2024-12-02 07:03:51,927 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8861] [2024-12-02 07:03:51,927 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8888] [2024-12-02 07:03:51,932 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9156] [2024-12-02 07:03:51,936 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9438] [2024-12-02 07:03:51,937 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9462] [2024-12-02 07:03:51,940 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [9762] [2024-12-02 07:03:51,961 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [10871] [2024-12-02 07:03:51,962 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [10885] [2024-12-02 07:03:51,962 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [10919] [2024-12-02 07:03:51,963 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [10934] [2024-12-02 07:03:51,967 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [11130] [2024-12-02 07:03:52,068 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ef4d7e-776f-4e60-bff4-3794cc36b12b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[464820,464833] [2024-12-02 07:03:52,068 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ef4d7e-776f-4e60-bff4-3794cc36b12b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[464989,465002] [2024-12-02 07:03:52,069 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_b1ef4d7e-776f-4e60-bff4-3794cc36b12b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[465156,465169] [2024-12-02 07:03:52,069 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_b1ef4d7e-776f-4e60-bff4-3794cc36b12b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[465324,465337] [2024-12-02 07:03:52,077 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:03:52,310 INFO L204 MainTranslator]: Completed translation [2024-12-02 07:03:52,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:03:52 WrapperNode [2024-12-02 07:03:52,311 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 07:03:52,312 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 07:03:52,312 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 07:03:52,312 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 07:03:52,316 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:03:52" (1/1) ... [2024-12-02 07:03:52,383 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:03:52" (1/1) ... [2024-12-02 07:03:52,558 INFO L138 Inliner]: procedures = 662, calls = 2958, calls flagged for inlining = 321, calls inlined = 256, statements flattened = 6956 [2024-12-02 07:03:52,558 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 07:03:52,559 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 07:03:52,559 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 07:03:52,559 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 07:03:52,566 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:03:52" (1/1) ... [2024-12-02 07:03:52,567 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:03:52" (1/1) ... [2024-12-02 07:03:52,584 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:03:52" (1/1) ... [2024-12-02 07:03:53,979 INFO L175 MemorySlicer]: Split 943 memory accesses to 22 slices as follows [2, 53, 3, 6, 18, 4, 5, 8, 8, 40, 757, 1, 4, 5, 6, 4, 3, 2, 1, 10, 2, 1]. 80 percent of accesses are in the largest equivalence class. The 58 initializations are split as follows [0, 0, 1, 0, 0, 4, 0, 8, 8, 0, 14, 1, 4, 5, 6, 4, 0, 0, 1, 0, 2, 0]. The 398 writes are split as follows [1, 42, 0, 3, 8, 0, 4, 0, 0, 0, 334, 0, 0, 0, 0, 0, 0, 1, 0, 5, 0, 0]. [2024-12-02 07:03:53,980 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:03:52" (1/1) ... [2024-12-02 07:03:53,980 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:03:52" (1/1) ... [2024-12-02 07:03:54,107 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:03:52" (1/1) ... [2024-12-02 07:03:54,115 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:03:52" (1/1) ... [2024-12-02 07:03:54,139 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:03:52" (1/1) ... [2024-12-02 07:03:54,176 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:03:52" (1/1) ... [2024-12-02 07:03:54,191 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:03:52" (1/1) ... [2024-12-02 07:03:54,235 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 07:03:54,236 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 07:03:54,236 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 07:03:54,236 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 07:03:54,237 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:03:52" (1/1) ... [2024-12-02 07:03:54,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:03:54,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ef4d7e-776f-4e60-bff4-3794cc36b12b/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:03:54,263 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ef4d7e-776f-4e60-bff4-3794cc36b12b/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 07:03:54,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1ef4d7e-776f-4e60-bff4-3794cc36b12b/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 07:03:54,287 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2024-12-02 07:03:54,287 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2024-12-02 07:03:54,287 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2024-12-02 07:03:54,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2024-12-02 07:03:54,287 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2024-12-02 07:03:54,287 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2024-12-02 07:03:54,287 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-12-02 07:03:54,287 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-12-02 07:03:54,287 INFO L130 BoogieDeclarations]: Found specification of procedure jme_reset_mac_processor [2024-12-02 07:03:54,287 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_reset_mac_processor [2024-12-02 07:03:54,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-12-02 07:03:54,288 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-12-02 07:03:54,288 INFO L130 BoogieDeclarations]: Found specification of procedure jwrite32 [2024-12-02 07:03:54,288 INFO L138 BoogieDeclarations]: Found implementation of procedure jwrite32 [2024-12-02 07:03:54,288 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2024-12-02 07:03:54,288 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2024-12-02 07:03:54,288 INFO L130 BoogieDeclarations]: Found specification of procedure jme_get_regs_len [2024-12-02 07:03:54,288 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_get_regs_len [2024-12-02 07:03:54,288 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-12-02 07:03:54,288 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-12-02 07:03:54,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-12-02 07:03:54,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-12-02 07:03:54,288 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mac_txclk_on [2024-12-02 07:03:54,288 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mac_txclk_on [2024-12-02 07:03:54,288 INFO L130 BoogieDeclarations]: Found specification of procedure jme_disable_rx_engine [2024-12-02 07:03:54,288 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_disable_rx_engine [2024-12-02 07:03:54,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-12-02 07:03:54,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-12-02 07:03:54,289 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2024-12-02 07:03:54,289 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2024-12-02 07:03:54,289 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2024-12-02 07:03:54,289 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2024-12-02 07:03:54,289 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-12-02 07:03:54,289 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-12-02 07:03:54,289 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-12-02 07:03:54,289 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-12-02 07:03:54,289 INFO L130 BoogieDeclarations]: Found specification of procedure jme_reset_link [2024-12-02 07:03:54,289 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_reset_link [2024-12-02 07:03:54,289 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-12-02 07:03:54,289 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-12-02 07:03:54,289 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-12-02 07:03:54,289 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-12-02 07:03:54,289 INFO L130 BoogieDeclarations]: Found specification of procedure jme_netpoll [2024-12-02 07:03:54,289 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_netpoll [2024-12-02 07:03:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_page [2024-12-02 07:03:54,290 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_page [2024-12-02 07:03:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-12-02 07:03:54,290 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-12-02 07:03:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-12-02 07:03:54,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-12-02 07:03:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-12-02 07:03:54,290 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-12-02 07:03:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-12-02 07:03:54,290 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-12-02 07:03:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2024-12-02 07:03:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-12-02 07:03:54,290 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-12-02 07:03:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-12-02 07:03:54,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-12-02 07:03:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2024-12-02 07:03:54,290 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2024-12-02 07:03:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-02 07:03:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-12-02 07:03:54,291 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-12-02 07:03:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure jread32 [2024-12-02 07:03:54,291 INFO L138 BoogieDeclarations]: Found implementation of procedure jread32 [2024-12-02 07:03:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2024-12-02 07:03:54,291 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2024-12-02 07:03:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2024-12-02 07:03:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-12-02 07:03:54,291 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-12-02 07:03:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-12-02 07:03:54,291 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-12-02 07:03:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_rx_pcc [2024-12-02 07:03:54,291 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_rx_pcc [2024-12-02 07:03:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2024-12-02 07:03:54,291 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2024-12-02 07:03:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2024-12-02 07:03:54,292 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2024-12-02 07:03:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-12-02 07:03:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-12-02 07:03:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-12-02 07:03:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-12-02 07:03:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-12-02 07:03:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-12-02 07:03:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-12-02 07:03:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-12-02 07:03:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-12-02 07:03:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-12-02 07:03:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-12-02 07:03:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-12-02 07:03:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-12-02 07:03:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-12-02 07:03:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-12-02 07:03:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-12-02 07:03:54,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-12-02 07:03:54,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-12-02 07:03:54,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-12-02 07:03:54,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-12-02 07:03:54,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-12-02 07:03:54,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-12-02 07:03:54,293 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_unicastaddr [2024-12-02 07:03:54,293 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_unicastaddr [2024-12-02 07:03:54,293 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-12-02 07:03:54,293 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-12-02 07:03:54,293 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-12-02 07:03:54,293 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-12-02 07:03:54,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-12-02 07:03:54,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-12-02 07:03:54,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-12-02 07:03:54,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-12-02 07:03:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-12-02 07:03:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-12-02 07:03:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-12-02 07:03:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-12-02 07:03:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-12-02 07:03:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-12-02 07:03:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-12-02 07:03:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-12-02 07:03:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-12-02 07:03:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-12-02 07:03:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-12-02 07:03:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-12-02 07:03:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-12-02 07:03:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-12-02 07:03:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-12-02 07:03:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-12-02 07:03:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-12-02 07:03:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-12-02 07:03:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-12-02 07:03:54,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-12-02 07:03:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_calibration [2024-12-02 07:03:54,295 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_calibration [2024-12-02 07:03:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-12-02 07:03:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-12-02 07:03:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-12-02 07:03:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-12-02 07:03:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-12-02 07:03:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-12-02 07:03:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-12-02 07:03:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-12-02 07:03:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-12-02 07:03:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-12-02 07:03:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-12-02 07:03:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-12-02 07:03:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-12-02 07:03:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-12-02 07:03:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-12-02 07:03:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-12-02 07:03:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-12-02 07:03:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-12-02 07:03:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-12-02 07:03:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-12-02 07:03:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-12-02 07:03:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-12-02 07:03:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-12-02 07:03:54,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-12-02 07:03:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_82 [2024-12-02 07:03:54,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_82 [2024-12-02 07:03:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure jme_restart_rx_engine [2024-12-02 07:03:54,297 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_restart_rx_engine [2024-12-02 07:03:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_80 [2024-12-02 07:03:54,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_80 [2024-12-02 07:03:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-12-02 07:03:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-12-02 07:03:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-12-02 07:03:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-12-02 07:03:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-12-02 07:03:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-12-02 07:03:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-12-02 07:03:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-12-02 07:03:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-12-02 07:03:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-12-02 07:03:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-12-02 07:03:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-12-02 07:03:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-12-02 07:03:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-12-02 07:03:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-12-02 07:03:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-12-02 07:03:54,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-12-02 07:03:54,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-12-02 07:03:54,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-12-02 07:03:54,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-12-02 07:03:54,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-12-02 07:03:54,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2024-12-02 07:03:54,298 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-12-02 07:03:54,298 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-12-02 07:03:54,298 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-12-02 07:03:54,298 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-12-02 07:03:54,298 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-12-02 07:03:54,298 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-12-02 07:03:54,298 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-12-02 07:03:54,298 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-12-02 07:03:54,298 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-12-02 07:03:54,298 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-12-02 07:03:54,298 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-12-02 07:03:54,298 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-12-02 07:03:54,298 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-12-02 07:03:54,298 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-12-02 07:03:54,298 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-12-02 07:03:54,299 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-12-02 07:03:54,299 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-12-02 07:03:54,299 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-12-02 07:03:54,299 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-12-02 07:03:54,299 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-12-02 07:03:54,299 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-12-02 07:03:54,299 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2024-12-02 07:03:54,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_88 [2024-12-02 07:03:54,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_88 [2024-12-02 07:03:54,299 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2024-12-02 07:03:54,299 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2024-12-02 07:03:54,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-12-02 07:03:54,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-12-02 07:03:54,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-12-02 07:03:54,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-12-02 07:03:54,299 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_hi_schedule [2024-12-02 07:03:54,299 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_hi_schedule [2024-12-02 07:03:54,299 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2024-12-02 07:03:54,300 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2024-12-02 07:03:54,300 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-12-02 07:03:54,300 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-12-02 07:03:54,300 INFO L130 BoogieDeclarations]: Found specification of procedure jme_linkstat_from_phy [2024-12-02 07:03:54,300 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_linkstat_from_phy [2024-12-02 07:03:54,300 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mdio_write [2024-12-02 07:03:54,300 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mdio_write [2024-12-02 07:03:54,300 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_on [2024-12-02 07:03:54,300 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_on [2024-12-02 07:03:54,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-12-02 07:03:54,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-12-02 07:03:54,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-02 07:03:54,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-12-02 07:03:54,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-12-02 07:03:54,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-12-02 07:03:54,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-12-02 07:03:54,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2024-12-02 07:03:54,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2024-12-02 07:03:54,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2024-12-02 07:03:54,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2024-12-02 07:03:54,301 INFO L130 BoogieDeclarations]: Found specification of procedure smi_phy_addr [2024-12-02 07:03:54,301 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_phy_addr [2024-12-02 07:03:54,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 07:03:54,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-12-02 07:03:54,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-12-02 07:03:54,301 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-12-02 07:03:54,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-12-02 07:03:54,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-12-02 07:03:54,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-12-02 07:03:54,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-12-02 07:03:54,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-12-02 07:03:54,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-12-02 07:03:54,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-12-02 07:03:54,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-12-02 07:03:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-12-02 07:03:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-12-02 07:03:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-12-02 07:03:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-12-02 07:03:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-12-02 07:03:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-12-02 07:03:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-12-02 07:03:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-12-02 07:03:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-12-02 07:03:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-12-02 07:03:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-12-02 07:03:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-12-02 07:03:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-12-02 07:03:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-12-02 07:03:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-12-02 07:03:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2024-12-02 07:03:54,302 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2024-12-02 07:03:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-12-02 07:03:54,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-12-02 07:03:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-12-02 07:03:54,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-12-02 07:03:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2024-12-02 07:03:54,303 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2024-12-02 07:03:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-12-02 07:03:54,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-12-02 07:03:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure reg_dbg [2024-12-02 07:03:54,303 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_dbg [2024-12-02 07:03:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-12-02 07:03:54,303 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-12-02 07:03:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-12-02 07:03:54,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-12-02 07:03:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-12-02 07:03:54,303 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-12-02 07:03:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-12-02 07:03:54,303 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-12-02 07:03:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure jme_start_irq [2024-12-02 07:03:54,303 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_start_irq [2024-12-02 07:03:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2024-12-02 07:03:54,303 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2024-12-02 07:03:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 07:03:54,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 07:03:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2024-12-02 07:03:54,305 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2024-12-02 07:03:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2024-12-02 07:03:54,305 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2024-12-02 07:03:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure jme_fill_tx_map [2024-12-02 07:03:54,305 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_fill_tx_map [2024-12-02 07:03:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure jme_free_tx_resources [2024-12-02 07:03:54,305 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_free_tx_resources [2024-12-02 07:03:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-12-02 07:03:54,305 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-12-02 07:03:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure jme_polling_mode [2024-12-02 07:03:54,305 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_polling_mode [2024-12-02 07:03:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-12-02 07:03:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-12-02 07:03:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-12-02 07:03:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-12-02 07:03:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-12-02 07:03:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-12-02 07:03:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-12-02 07:03:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-12-02 07:03:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-12-02 07:03:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-12-02 07:03:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-12-02 07:03:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-12-02 07:03:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-12-02 07:03:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-12-02 07:03:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-12-02 07:03:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-12-02 07:03:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-12-02 07:03:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-12-02 07:03:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-12-02 07:03:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-12-02 07:03:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-12-02 07:03:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-12-02 07:03:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable_pending [2024-12-02 07:03:54,306 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable_pending [2024-12-02 07:03:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-12-02 07:03:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-12-02 07:03:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-12-02 07:03:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-12-02 07:03:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-12-02 07:03:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-12-02 07:03:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-12-02 07:03:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-12-02 07:03:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-12-02 07:03:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-12-02 07:03:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-12-02 07:03:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-12-02 07:03:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-12-02 07:03:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-12-02 07:03:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-12-02 07:03:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-12-02 07:03:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-12-02 07:03:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-12-02 07:03:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-12-02 07:03:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-12-02 07:03:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-12-02 07:03:54,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-12-02 07:03:54,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-12-02 07:03:54,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-12-02 07:03:54,308 INFO L130 BoogieDeclarations]: Found specification of procedure jme_remove_one [2024-12-02 07:03:54,308 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_remove_one [2024-12-02 07:03:54,308 INFO L130 BoogieDeclarations]: Found specification of procedure jme_powersave_phy [2024-12-02 07:03:54,308 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_powersave_phy [2024-12-02 07:03:54,308 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mac_rxclk_on [2024-12-02 07:03:54,308 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mac_rxclk_on [2024-12-02 07:03:54,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_jme_cleanup_module_13_2 [2024-12-02 07:03:54,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_jme_cleanup_module_13_2 [2024-12-02 07:03:54,308 INFO L130 BoogieDeclarations]: Found specification of procedure new_phy_power_ctrl [2024-12-02 07:03:54,308 INFO L138 BoogieDeclarations]: Found implementation of procedure new_phy_power_ctrl [2024-12-02 07:03:54,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-12-02 07:03:54,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-12-02 07:03:54,308 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2024-12-02 07:03:54,308 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2024-12-02 07:03:54,308 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2024-12-02 07:03:54,308 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2024-12-02 07:03:54,308 INFO L130 BoogieDeclarations]: Found specification of procedure jme_intr_msi [2024-12-02 07:03:54,308 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_intr_msi [2024-12-02 07:03:54,308 INFO L130 BoogieDeclarations]: Found specification of procedure jwrite32f [2024-12-02 07:03:54,308 INFO L138 BoogieDeclarations]: Found implementation of procedure jwrite32f [2024-12-02 07:03:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure smi_reg_addr [2024-12-02 07:03:54,309 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_reg_addr [2024-12-02 07:03:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure jme_get_settings [2024-12-02 07:03:54,309 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_get_settings [2024-12-02 07:03:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2024-12-02 07:03:54,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2024-12-02 07:03:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2024-12-02 07:03:54,309 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2024-12-02 07:03:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-12-02 07:03:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-12-02 07:03:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-12-02 07:03:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-12-02 07:03:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-12-02 07:03:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-12-02 07:03:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-12-02 07:03:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-12-02 07:03:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-12-02 07:03:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-12-02 07:03:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-12-02 07:03:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-12-02 07:03:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-12-02 07:03:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-12-02 07:03:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-12-02 07:03:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-12-02 07:03:54,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-12-02 07:03:54,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-12-02 07:03:54,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-12-02 07:03:54,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-12-02 07:03:54,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-12-02 07:03:54,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-12-02 07:03:54,310 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-12-02 07:03:54,310 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-12-02 07:03:54,310 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-12-02 07:03:54,310 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-12-02 07:03:54,310 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-12-02 07:03:54,310 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-12-02 07:03:54,310 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-12-02 07:03:54,310 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-12-02 07:03:54,310 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-12-02 07:03:54,310 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-12-02 07:03:54,310 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-12-02 07:03:54,310 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-12-02 07:03:54,310 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-12-02 07:03:54,310 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-12-02 07:03:54,310 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-12-02 07:03:54,310 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-12-02 07:03:54,310 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-12-02 07:03:54,311 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-12-02 07:03:54,311 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-12-02 07:03:54,311 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-12-02 07:03:54,311 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-12-02 07:03:54,311 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-12-02 07:03:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-12-02 07:03:54,311 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-12-02 07:03:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2024-12-02 07:03:54,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2024-12-02 07:03:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2024-12-02 07:03:54,311 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2024-12-02 07:03:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure jme_nway_reset [2024-12-02 07:03:54,311 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_nway_reset [2024-12-02 07:03:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-12-02 07:03:54,311 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-12-02 07:03:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-02 07:03:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2024-12-02 07:03:54,311 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2024-12-02 07:03:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-12-02 07:03:54,311 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-12-02 07:03:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-12-02 07:03:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-12-02 07:03:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-12-02 07:03:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-12-02 07:03:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-12-02 07:03:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-12-02 07:03:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-12-02 07:03:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-12-02 07:03:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-12-02 07:03:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-12-02 07:03:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-12-02 07:03:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-12-02 07:03:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-12-02 07:03:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-12-02 07:03:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-12-02 07:03:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-12-02 07:03:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-12-02 07:03:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-12-02 07:03:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-12-02 07:03:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-12-02 07:03:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-12-02 07:03:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-12-02 07:03:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure jme_free_rx_resources [2024-12-02 07:03:54,312 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_free_rx_resources [2024-12-02 07:03:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure jme_resume [2024-12-02 07:03:54,312 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_resume [2024-12-02 07:03:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure jme_tx_timeout [2024-12-02 07:03:54,312 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_tx_timeout [2024-12-02 07:03:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure jme_disable_tx_engine [2024-12-02 07:03:54,313 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_disable_tx_engine [2024-12-02 07:03:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-12-02 07:03:54,313 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-12-02 07:03:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-12-02 07:03:54,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-12-02 07:03:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2024-12-02 07:03:54,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2024-12-02 07:03:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-12-02 07:03:54,313 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-12-02 07:03:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-12-02 07:03:54,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-12-02 07:03:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mac_txclk_off [2024-12-02 07:03:54,313 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mac_txclk_off [2024-12-02 07:03:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_setEA [2024-12-02 07:03:54,313 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_setEA [2024-12-02 07:03:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2024-12-02 07:03:54,313 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2024-12-02 07:03:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_multi [2024-12-02 07:03:54,313 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_multi [2024-12-02 07:03:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-12-02 07:03:54,313 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-12-02 07:03:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure mmapio_memcpy [2024-12-02 07:03:54,314 INFO L138 BoogieDeclarations]: Found implementation of procedure mmapio_memcpy [2024-12-02 07:03:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_87 [2024-12-02 07:03:54,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_87 [2024-12-02 07:03:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-12-02 07:03:54,314 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-12-02 07:03:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-12-02 07:03:54,314 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-12-02 07:03:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_specreg_read [2024-12-02 07:03:54,314 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_specreg_read [2024-12-02 07:03:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_81 [2024-12-02 07:03:54,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_81 [2024-12-02 07:03:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure jme_clear_pm [2024-12-02 07:03:54,314 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_clear_pm [2024-12-02 07:03:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable [2024-12-02 07:03:54,314 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable [2024-12-02 07:03:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure jme_close [2024-12-02 07:03:54,314 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_close [2024-12-02 07:03:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-12-02 07:03:54,314 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-12-02 07:03:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_79 [2024-12-02 07:03:54,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_79 [2024-12-02 07:03:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2024-12-02 07:03:54,315 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2024-12-02 07:03:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure jme_stop_irq [2024-12-02 07:03:54,315 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_stop_irq [2024-12-02 07:03:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-12-02 07:03:54,315 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-12-02 07:03:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure jme_shutdown [2024-12-02 07:03:54,315 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_shutdown [2024-12-02 07:03:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-12-02 07:03:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-12-02 07:03:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-12-02 07:03:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-12-02 07:03:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-12-02 07:03:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-12-02 07:03:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-12-02 07:03:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-12-02 07:03:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-12-02 07:03:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-12-02 07:03:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-12-02 07:03:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-12-02 07:03:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-12-02 07:03:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-12-02 07:03:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-12-02 07:03:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-12-02 07:03:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-12-02 07:03:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-12-02 07:03:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-12-02 07:03:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-12-02 07:03:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-12-02 07:03:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-12-02 07:03:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mac_rxclk_off [2024-12-02 07:03:54,316 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mac_rxclk_off [2024-12-02 07:03:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure jme_reset_phy_processor [2024-12-02 07:03:54,316 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_reset_phy_processor [2024-12-02 07:03:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure jme_suspend [2024-12-02 07:03:54,316 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_suspend [2024-12-02 07:03:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-12-02 07:03:54,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-12-02 07:03:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2024-12-02 07:03:54,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2024-12-02 07:03:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_specreg_write [2024-12-02 07:03:54,316 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_specreg_write [2024-12-02 07:03:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-12-02 07:03:54,316 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-12-02 07:03:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_off [2024-12-02 07:03:54,316 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_off [2024-12-02 07:03:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_phyfifo_5level [2024-12-02 07:03:54,316 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_phyfifo_5level [2024-12-02 07:03:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2024-12-02 07:03:54,316 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2024-12-02 07:03:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2024-12-02 07:03:54,316 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2024-12-02 07:03:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure jme_get_eeprom_len [2024-12-02 07:03:54,317 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_get_eeprom_len [2024-12-02 07:03:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2024-12-02 07:03:54,317 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2024-12-02 07:03:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-12-02 07:03:54,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-12-02 07:03:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure jme_stop_pcc_timer [2024-12-02 07:03:54,317 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_stop_pcc_timer [2024-12-02 07:03:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure jme_interrupt_mode [2024-12-02 07:03:54,317 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_interrupt_mode [2024-12-02 07:03:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_settings [2024-12-02 07:03:54,317 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_settings [2024-12-02 07:03:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mdio_read [2024-12-02 07:03:54,317 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mdio_read [2024-12-02 07:03:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2024-12-02 07:03:54,317 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2024-12-02 07:03:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-12-02 07:03:54,317 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-12-02 07:03:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 07:03:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-12-02 07:03:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-12-02 07:03:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-12-02 07:03:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-12-02 07:03:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-12-02 07:03:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-12-02 07:03:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-12-02 07:03:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-12-02 07:03:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-12-02 07:03:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-12-02 07:03:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-12-02 07:03:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-12-02 07:03:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-12-02 07:03:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-12-02 07:03:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-12-02 07:03:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-12-02 07:03:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-12-02 07:03:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-12-02 07:03:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-12-02 07:03:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-12-02 07:03:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-12-02 07:03:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure jme_open [2024-12-02 07:03:54,318 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_open [2024-12-02 07:03:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-12-02 07:03:54,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-12-02 07:03:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2024-12-02 07:03:54,318 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2024-12-02 07:03:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_enable [2024-12-02 07:03:54,318 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_enable [2024-12-02 07:03:55,398 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 07:03:55,401 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 07:04:08,529 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-12-02 07:04:09,466 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-12-02 07:04:19,619 INFO L? ?]: Removed 3497 outVars from TransFormulas that were not future-live. [2024-12-02 07:04:19,619 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 07:04:19,665 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 07:04:19,665 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-02 07:04:19,665 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:04:19 BoogieIcfgContainer [2024-12-02 07:04:19,666 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 07:04:19,667 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 07:04:19,667 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 07:04:19,671 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 07:04:19,671 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:03:47" (1/3) ... [2024-12-02 07:04:19,671 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31331c12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:04:19, skipping insertion in model container [2024-12-02 07:04:19,671 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:03:52" (2/3) ... [2024-12-02 07:04:19,672 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31331c12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:04:19, skipping insertion in model container [2024-12-02 07:04:19,672 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:04:19" (3/3) ... [2024-12-02 07:04:19,673 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i [2024-12-02 07:04:19,684 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 07:04:19,687 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i that has 204 procedures, 3409 locations, 1 initial locations, 66 loop locations, and 3 error locations. [2024-12-02 07:04:19,779 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 07:04:19,788 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;@1194ccbb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 07:04:19,788 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-12-02 07:04:19,797 INFO L276 IsEmpty]: Start isEmpty. Operand has 3218 states, 2292 states have (on average 1.3232984293193717) internal successors, (3033), 2342 states have internal predecessors, (3033), 767 states have call successors, (767), 161 states have call predecessors, (767), 160 states have return successors, (758), 742 states have call predecessors, (758), 758 states have call successors, (758) [2024-12-02 07:04:19,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2024-12-02 07:04:19,815 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:04:19,816 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:04:19,816 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:04:19,820 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:04:19,820 INFO L85 PathProgramCache]: Analyzing trace with hash 1192953669, now seen corresponding path program 1 times [2024-12-02 07:04:19,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:04:19,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725637850] [2024-12-02 07:04:19,826 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:04:19,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:04:23,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:04:24,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-12-02 07:04:24,094 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:04:24,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1725637850] [2024-12-02 07:04:24,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1725637850] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:04:24,095 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:04:24,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:04:24,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831910913] [2024-12-02 07:04:24,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:04:24,102 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:04:24,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:04:24,125 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:04:24,126 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:04:24,134 INFO L87 Difference]: Start difference. First operand has 3218 states, 2292 states have (on average 1.3232984293193717) internal successors, (3033), 2342 states have internal predecessors, (3033), 767 states have call successors, (767), 161 states have call predecessors, (767), 160 states have return successors, (758), 742 states have call predecessors, (758), 758 states have call successors, (758) Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-12-02 07:04:28,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:04:28,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:04:28,723 INFO L93 Difference]: Finished difference Result 9438 states and 13717 transitions. [2024-12-02 07:04:28,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:04:28,725 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 226 [2024-12-02 07:04:28,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:04:28,774 INFO L225 Difference]: With dead ends: 9438 [2024-12-02 07:04:28,774 INFO L226 Difference]: Without dead ends: 6248 [2024-12-02 07:04:28,795 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:04:28,797 INFO L435 NwaCegarLoop]: 4493 mSDtfsCounter, 4311 mSDsluCounter, 4420 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4311 SdHoareTripleChecker+Valid, 8913 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:04:28,798 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4311 Valid, 8913 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 26 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-12-02 07:04:28,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6248 states. [2024-12-02 07:04:29,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6248 to 6244. [2024-12-02 07:04:29,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6244 states, 4473 states have (on average 1.3015873015873016) internal successors, (5822), 4566 states have internal predecessors, (5822), 1452 states have call successors, (1452), 317 states have call predecessors, (1452), 316 states have return successors, (1448), 1416 states have call predecessors, (1448), 1448 states have call successors, (1448) [2024-12-02 07:04:29,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6244 states to 6244 states and 8722 transitions. [2024-12-02 07:04:29,207 INFO L78 Accepts]: Start accepts. Automaton has 6244 states and 8722 transitions. Word has length 226 [2024-12-02 07:04:29,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:04:29,208 INFO L471 AbstractCegarLoop]: Abstraction has 6244 states and 8722 transitions. [2024-12-02 07:04:29,209 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-12-02 07:04:29,209 INFO L276 IsEmpty]: Start isEmpty. Operand 6244 states and 8722 transitions. [2024-12-02 07:04:29,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-12-02 07:04:29,218 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:04:29,218 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:04:29,218 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-02 07:04:29,218 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)] === [2024-12-02 07:04:29,219 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:04:29,219 INFO L85 PathProgramCache]: Analyzing trace with hash -1761997229, now seen corresponding path program 1 times [2024-12-02 07:04:29,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:04:29,219 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202944366] [2024-12-02 07:04:29,219 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:04:29,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:04:32,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:04:33,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-12-02 07:04:33,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:04:33,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202944366] [2024-12-02 07:04:33,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [202944366] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:04:33,269 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:04:33,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:04:33,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145992087] [2024-12-02 07:04:33,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:04:33,271 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:04:33,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:04:33,273 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:04:33,273 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:04:33,273 INFO L87 Difference]: Start difference. First operand 6244 states and 8722 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-12-02 07:04:37,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:04:38,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:04:38,903 INFO L93 Difference]: Finished difference Result 18290 states and 25560 transitions. [2024-12-02 07:04:38,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:04:38,904 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 238 [2024-12-02 07:04:38,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:04:39,002 INFO L225 Difference]: With dead ends: 18290 [2024-12-02 07:04:39,002 INFO L226 Difference]: Without dead ends: 12087 [2024-12-02 07:04:39,037 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:04:39,037 INFO L435 NwaCegarLoop]: 4446 mSDtfsCounter, 4111 mSDsluCounter, 4357 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4111 SdHoareTripleChecker+Valid, 8803 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:04:39,038 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4111 Valid, 8803 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 121 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2024-12-02 07:04:39,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12087 states. [2024-12-02 07:04:39,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12087 to 12053. [2024-12-02 07:04:39,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12053 states, 8631 states have (on average 1.2990383501332405) internal successors, (11212), 8811 states have internal predecessors, (11212), 2792 states have call successors, (2792), 628 states have call predecessors, (2792), 627 states have return successors, (2788), 2725 states have call predecessors, (2788), 2788 states have call successors, (2788) [2024-12-02 07:04:39,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12053 states to 12053 states and 16792 transitions. [2024-12-02 07:04:39,522 INFO L78 Accepts]: Start accepts. Automaton has 12053 states and 16792 transitions. Word has length 238 [2024-12-02 07:04:39,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:04:39,523 INFO L471 AbstractCegarLoop]: Abstraction has 12053 states and 16792 transitions. [2024-12-02 07:04:39,524 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-12-02 07:04:39,524 INFO L276 IsEmpty]: Start isEmpty. Operand 12053 states and 16792 transitions. [2024-12-02 07:04:39,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2024-12-02 07:04:39,530 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:04:39,531 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:04:39,531 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 07:04:39,531 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)] === [2024-12-02 07:04:39,532 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:04:39,532 INFO L85 PathProgramCache]: Analyzing trace with hash -276882310, now seen corresponding path program 1 times [2024-12-02 07:04:39,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:04:39,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429468076] [2024-12-02 07:04:39,532 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:04:39,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:04:42,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:04:43,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-12-02 07:04:43,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:04:43,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429468076] [2024-12-02 07:04:43,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [429468076] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:04:43,195 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:04:43,195 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:04:43,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490024044] [2024-12-02 07:04:43,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:04:43,196 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:04:43,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:04:43,197 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:04:43,197 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:04:43,197 INFO L87 Difference]: Start difference. First operand 12053 states and 16792 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-12-02 07:04:47,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:04:48,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:04:48,479 INFO L93 Difference]: Finished difference Result 32037 states and 44474 transitions. [2024-12-02 07:04:48,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:04:48,479 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 237 [2024-12-02 07:04:48,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:04:48,589 INFO L225 Difference]: With dead ends: 32037 [2024-12-02 07:04:48,589 INFO L226 Difference]: Without dead ends: 20025 [2024-12-02 07:04:48,626 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:04:48,627 INFO L435 NwaCegarLoop]: 4466 mSDtfsCounter, 3106 mSDsluCounter, 4331 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3106 SdHoareTripleChecker+Valid, 8797 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-12-02 07:04:48,627 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3106 Valid, 8797 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 107 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-12-02 07:04:48,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20025 states. [2024-12-02 07:04:49,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20025 to 19987. [2024-12-02 07:04:49,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19987 states, 14093 states have (on average 1.288866813311573) internal successors, (18164), 14417 states have internal predecessors, (18164), 4754 states have call successors, (4754), 1142 states have call predecessors, (4754), 1137 states have return successors, (4752), 4619 states have call predecessors, (4752), 4750 states have call successors, (4752) [2024-12-02 07:04:49,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19987 states to 19987 states and 27670 transitions. [2024-12-02 07:04:49,446 INFO L78 Accepts]: Start accepts. Automaton has 19987 states and 27670 transitions. Word has length 237 [2024-12-02 07:04:49,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:04:49,448 INFO L471 AbstractCegarLoop]: Abstraction has 19987 states and 27670 transitions. [2024-12-02 07:04:49,449 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-12-02 07:04:49,450 INFO L276 IsEmpty]: Start isEmpty. Operand 19987 states and 27670 transitions. [2024-12-02 07:04:49,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2024-12-02 07:04:49,457 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:04:49,458 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:04:49,458 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 07:04:49,458 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)] === [2024-12-02 07:04:49,459 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:04:49,459 INFO L85 PathProgramCache]: Analyzing trace with hash -2006751163, now seen corresponding path program 1 times [2024-12-02 07:04:49,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:04:49,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294131065] [2024-12-02 07:04:49,460 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:04:49,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:04:52,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:04:53,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-12-02 07:04:53,295 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:04:53,295 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294131065] [2024-12-02 07:04:53,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [294131065] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:04:53,295 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:04:53,296 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:04:53,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781588925] [2024-12-02 07:04:53,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:04:53,297 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:04:53,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:04:53,297 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:04:53,298 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:04:53,298 INFO L87 Difference]: Start difference. First operand 19987 states and 27670 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-12-02 07:04:57,332 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:04:58,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:04:58,481 INFO L93 Difference]: Finished difference Result 41543 states and 57365 transitions. [2024-12-02 07:04:58,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:04:58,482 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 242 [2024-12-02 07:04:58,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:04:58,572 INFO L225 Difference]: With dead ends: 41543 [2024-12-02 07:04:58,572 INFO L226 Difference]: Without dead ends: 21597 [2024-12-02 07:04:58,624 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:04:58,625 INFO L435 NwaCegarLoop]: 6225 mSDtfsCounter, 3789 mSDsluCounter, 4383 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 18 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3789 SdHoareTripleChecker+Valid, 10608 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-12-02 07:04:58,626 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3789 Valid, 10608 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 76 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-12-02 07:04:58,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21597 states. [2024-12-02 07:04:59,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21597 to 21561. [2024-12-02 07:04:59,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21561 states, 15171 states have (on average 1.2825126886823546) internal successors, (19457), 15534 states have internal predecessors, (19457), 5077 states have call successors, (5077), 1318 states have call predecessors, (5077), 1310 states have return successors, (5075), 4914 states have call predecessors, (5075), 5073 states have call successors, (5075) [2024-12-02 07:04:59,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21561 states to 21561 states and 29609 transitions. [2024-12-02 07:04:59,260 INFO L78 Accepts]: Start accepts. Automaton has 21561 states and 29609 transitions. Word has length 242 [2024-12-02 07:04:59,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:04:59,261 INFO L471 AbstractCegarLoop]: Abstraction has 21561 states and 29609 transitions. [2024-12-02 07:04:59,261 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-12-02 07:04:59,261 INFO L276 IsEmpty]: Start isEmpty. Operand 21561 states and 29609 transitions. [2024-12-02 07:04:59,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2024-12-02 07:04:59,265 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:04:59,266 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 18, 18, 18, 18, 18, 18, 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] [2024-12-02 07:04:59,266 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 07:04:59,266 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:04:59,266 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:04:59,266 INFO L85 PathProgramCache]: Analyzing trace with hash 97143446, now seen corresponding path program 1 times [2024-12-02 07:04:59,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:04:59,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535567118] [2024-12-02 07:04:59,267 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:04:59,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:05:02,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:05:03,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1495 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1488 trivial. 0 not checked. [2024-12-02 07:05:03,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:05:03,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535567118] [2024-12-02 07:05:03,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535567118] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:05:03,309 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:05:03,309 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:05:03,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831089324] [2024-12-02 07:05:03,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:05:03,310 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:05:03,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:05:03,310 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:05:03,310 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:05:03,311 INFO L87 Difference]: Start difference. First operand 21561 states and 29609 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-12-02 07:05:07,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:05:08,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:05:08,385 INFO L93 Difference]: Finished difference Result 56246 states and 77359 transitions. [2024-12-02 07:05:08,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:05:08,386 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 263 [2024-12-02 07:05:08,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:05:08,532 INFO L225 Difference]: With dead ends: 56246 [2024-12-02 07:05:08,532 INFO L226 Difference]: Without dead ends: 34726 [2024-12-02 07:05:08,599 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:05:08,599 INFO L435 NwaCegarLoop]: 5156 mSDtfsCounter, 4280 mSDsluCounter, 4406 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4280 SdHoareTripleChecker+Valid, 9562 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-12-02 07:05:08,600 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4280 Valid, 9562 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 52 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-12-02 07:05:08,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34726 states. [2024-12-02 07:05:09,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34726 to 34680. [2024-12-02 07:05:09,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34680 states, 24627 states have (on average 1.2847687497462135) internal successors, (31640), 25221 states have internal predecessors, (31640), 8010 states have call successors, (8010), 2055 states have call predecessors, (8010), 2040 states have return successors, (8010), 7728 states have call predecessors, (8010), 8006 states have call successors, (8010) [2024-12-02 07:05:09,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34680 states to 34680 states and 47660 transitions. [2024-12-02 07:05:09,830 INFO L78 Accepts]: Start accepts. Automaton has 34680 states and 47660 transitions. Word has length 263 [2024-12-02 07:05:09,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:05:09,833 INFO L471 AbstractCegarLoop]: Abstraction has 34680 states and 47660 transitions. [2024-12-02 07:05:09,833 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-12-02 07:05:09,833 INFO L276 IsEmpty]: Start isEmpty. Operand 34680 states and 47660 transitions. [2024-12-02 07:05:09,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2024-12-02 07:05:09,840 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:05:09,840 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 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, 1, 1] [2024-12-02 07:05:09,840 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 07:05:09,841 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:05:09,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:05:09,841 INFO L85 PathProgramCache]: Analyzing trace with hash 1002271476, now seen corresponding path program 1 times [2024-12-02 07:05:09,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:05:09,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607672553] [2024-12-02 07:05:09,842 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:05:09,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:05:13,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:05:13,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1645 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1635 trivial. 0 not checked. [2024-12-02 07:05:13,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:05:13,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607672553] [2024-12-02 07:05:13,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1607672553] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:05:13,761 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:05:13,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:05:13,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457853038] [2024-12-02 07:05:13,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:05:13,762 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:05:13,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:05:13,763 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:05:13,763 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:05:13,763 INFO L87 Difference]: Start difference. First operand 34680 states and 47660 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2024-12-02 07:05:17,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:05:19,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:05:19,174 INFO L93 Difference]: Finished difference Result 102708 states and 141251 transitions. [2024-12-02 07:05:19,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:05:19,175 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 287 [2024-12-02 07:05:19,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:05:19,550 INFO L225 Difference]: With dead ends: 102708 [2024-12-02 07:05:19,550 INFO L226 Difference]: Without dead ends: 68181 [2024-12-02 07:05:19,879 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:05:19,880 INFO L435 NwaCegarLoop]: 7536 mSDtfsCounter, 4266 mSDsluCounter, 4426 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4266 SdHoareTripleChecker+Valid, 11962 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-12-02 07:05:19,880 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4266 Valid, 11962 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 24 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-12-02 07:05:19,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68181 states. [2024-12-02 07:05:21,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68181 to 68177. [2024-12-02 07:05:21,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68177 states, 48496 states have (on average 1.2856524249422632) internal successors, (62349), 49610 states have internal predecessors, (62349), 15672 states have call successors, (15672), 4027 states have call predecessors, (15672), 4006 states have return successors, (15676), 15189 states have call predecessors, (15676), 15668 states have call successors, (15676) [2024-12-02 07:05:21,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68177 states to 68177 states and 93697 transitions. [2024-12-02 07:05:21,929 INFO L78 Accepts]: Start accepts. Automaton has 68177 states and 93697 transitions. Word has length 287 [2024-12-02 07:05:21,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:05:21,929 INFO L471 AbstractCegarLoop]: Abstraction has 68177 states and 93697 transitions. [2024-12-02 07:05:21,929 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2024-12-02 07:05:21,929 INFO L276 IsEmpty]: Start isEmpty. Operand 68177 states and 93697 transitions. [2024-12-02 07:05:21,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2024-12-02 07:05:21,933 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:05:21,934 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 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, 1, 1] [2024-12-02 07:05:21,934 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 07:05:21,934 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:05:21,934 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:05:21,935 INFO L85 PathProgramCache]: Analyzing trace with hash 1142820086, now seen corresponding path program 1 times [2024-12-02 07:05:21,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:05:21,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542581640] [2024-12-02 07:05:21,935 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:05:21,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:05:25,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:05:26,421 INFO L134 CoverageAnalysis]: Checked inductivity of 1645 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1645 trivial. 0 not checked. [2024-12-02 07:05:26,421 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:05:26,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542581640] [2024-12-02 07:05:26,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1542581640] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:05:26,422 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:05:26,422 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:05:26,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372628577] [2024-12-02 07:05:26,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:05:26,423 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:05:26,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:05:26,423 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:05:26,423 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:05:26,424 INFO L87 Difference]: Start difference. First operand 68177 states and 93697 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 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) [2024-12-02 07:05:28,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:05:28,190 INFO L93 Difference]: Finished difference Result 68183 states and 93702 transitions. [2024-12-02 07:05:28,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:05:28,191 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 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 287 [2024-12-02 07:05:28,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:05:28,456 INFO L225 Difference]: With dead ends: 68183 [2024-12-02 07:05:28,457 INFO L226 Difference]: Without dead ends: 68181 [2024-12-02 07:05:28,484 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:05:28,485 INFO L435 NwaCegarLoop]: 4450 mSDtfsCounter, 4382 mSDsluCounter, 8882 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4383 SdHoareTripleChecker+Valid, 13332 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:05:28,485 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4383 Valid, 13332 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:05:28,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68181 states. [2024-12-02 07:05:30,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68181 to 68181. [2024-12-02 07:05:30,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68181 states, 48499 states have (on average 1.2856347553557805) internal successors, (62352), 49613 states have internal predecessors, (62352), 15672 states have call successors, (15672), 4028 states have call predecessors, (15672), 4007 states have return successors, (15676), 15189 states have call predecessors, (15676), 15668 states have call successors, (15676) [2024-12-02 07:05:30,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68181 states to 68181 states and 93700 transitions. [2024-12-02 07:05:30,505 INFO L78 Accepts]: Start accepts. Automaton has 68181 states and 93700 transitions. Word has length 287 [2024-12-02 07:05:30,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:05:30,506 INFO L471 AbstractCegarLoop]: Abstraction has 68181 states and 93700 transitions. [2024-12-02 07:05:30,506 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 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) [2024-12-02 07:05:30,506 INFO L276 IsEmpty]: Start isEmpty. Operand 68181 states and 93700 transitions. [2024-12-02 07:05:30,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2024-12-02 07:05:30,512 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:05:30,512 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:05:30,513 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 07:05:30,513 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:05:30,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:05:30,513 INFO L85 PathProgramCache]: Analyzing trace with hash -1937393103, now seen corresponding path program 1 times [2024-12-02 07:05:30,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:05:30,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399706559] [2024-12-02 07:05:30,514 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:05:30,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:05:33,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:05:34,457 INFO L134 CoverageAnalysis]: Checked inductivity of 1647 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1645 trivial. 0 not checked. [2024-12-02 07:05:34,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:05:34,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399706559] [2024-12-02 07:05:34,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1399706559] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:05:34,457 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:05:34,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:05:34,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244615435] [2024-12-02 07:05:34,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:05:34,458 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:05:34,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:05:34,459 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:05:34,459 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:05:34,459 INFO L87 Difference]: Start difference. First operand 68181 states and 93700 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 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) [2024-12-02 07:05:36,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:05:36,107 INFO L93 Difference]: Finished difference Result 68187 states and 93705 transitions. [2024-12-02 07:05:36,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:05:36,107 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 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 292 [2024-12-02 07:05:36,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:05:36,359 INFO L225 Difference]: With dead ends: 68187 [2024-12-02 07:05:36,360 INFO L226 Difference]: Without dead ends: 68185 [2024-12-02 07:05:36,387 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:05:36,387 INFO L435 NwaCegarLoop]: 4453 mSDtfsCounter, 4378 mSDsluCounter, 8883 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4379 SdHoareTripleChecker+Valid, 13336 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:05:36,387 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4379 Valid, 13336 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:05:36,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68185 states. [2024-12-02 07:05:38,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68185 to 68185. [2024-12-02 07:05:38,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68185 states, 48502 states have (on average 1.2856170879551359) internal successors, (62355), 49616 states have internal predecessors, (62355), 15672 states have call successors, (15672), 4029 states have call predecessors, (15672), 4008 states have return successors, (15676), 15189 states have call predecessors, (15676), 15668 states have call successors, (15676) [2024-12-02 07:05:39,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68185 states to 68185 states and 93703 transitions. [2024-12-02 07:05:39,178 INFO L78 Accepts]: Start accepts. Automaton has 68185 states and 93703 transitions. Word has length 292 [2024-12-02 07:05:39,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:05:39,178 INFO L471 AbstractCegarLoop]: Abstraction has 68185 states and 93703 transitions. [2024-12-02 07:05:39,178 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 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) [2024-12-02 07:05:39,179 INFO L276 IsEmpty]: Start isEmpty. Operand 68185 states and 93703 transitions. [2024-12-02 07:05:39,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2024-12-02 07:05:39,185 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:05:39,185 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:05:39,185 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 07:05:39,186 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:05:39,186 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:05:39,186 INFO L85 PathProgramCache]: Analyzing trace with hash 128790934, now seen corresponding path program 1 times [2024-12-02 07:05:39,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:05:39,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510740129] [2024-12-02 07:05:39,187 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:05:39,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:05:43,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:05:43,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1649 trivial. 0 not checked. [2024-12-02 07:05:43,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:05:43,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510740129] [2024-12-02 07:05:43,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [510740129] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:05:43,561 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:05:43,561 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:05:43,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259001942] [2024-12-02 07:05:43,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:05:43,562 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:05:43,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:05:43,562 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:05:43,562 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:05:43,563 INFO L87 Difference]: Start difference. First operand 68185 states and 93703 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-12-02 07:05:45,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:05:45,222 INFO L93 Difference]: Finished difference Result 68191 states and 93708 transitions. [2024-12-02 07:05:45,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:05:45,223 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 297 [2024-12-02 07:05:45,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:05:45,526 INFO L225 Difference]: With dead ends: 68191 [2024-12-02 07:05:45,526 INFO L226 Difference]: Without dead ends: 68189 [2024-12-02 07:05:45,570 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:05:45,570 INFO L435 NwaCegarLoop]: 4453 mSDtfsCounter, 4377 mSDsluCounter, 8883 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4378 SdHoareTripleChecker+Valid, 13336 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:05:45,571 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4378 Valid, 13336 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:05:45,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68189 states. [2024-12-02 07:05:47,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68189 to 68189. [2024-12-02 07:05:47,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68189 states, 48505 states have (on average 1.2855994227399237) internal successors, (62358), 49619 states have internal predecessors, (62358), 15672 states have call successors, (15672), 4030 states have call predecessors, (15672), 4009 states have return successors, (15676), 15189 states have call predecessors, (15676), 15668 states have call successors, (15676) [2024-12-02 07:05:48,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68189 states to 68189 states and 93706 transitions. [2024-12-02 07:05:48,352 INFO L78 Accepts]: Start accepts. Automaton has 68189 states and 93706 transitions. Word has length 297 [2024-12-02 07:05:48,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:05:48,352 INFO L471 AbstractCegarLoop]: Abstraction has 68189 states and 93706 transitions. [2024-12-02 07:05:48,352 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-12-02 07:05:48,353 INFO L276 IsEmpty]: Start isEmpty. Operand 68189 states and 93706 transitions. [2024-12-02 07:05:48,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2024-12-02 07:05:48,357 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:05:48,357 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:05:48,357 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 07:05:48,358 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:05:48,358 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:05:48,358 INFO L85 PathProgramCache]: Analyzing trace with hash 705603857, now seen corresponding path program 1 times [2024-12-02 07:05:48,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:05:48,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784961180] [2024-12-02 07:05:48,358 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:05:48,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:05:51,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:05:52,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1663 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1657 trivial. 0 not checked. [2024-12-02 07:05:52,246 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:05:52,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784961180] [2024-12-02 07:05:52,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1784961180] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:05:52,247 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:05:52,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:05:52,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221026146] [2024-12-02 07:05:52,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:05:52,248 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:05:52,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:05:52,249 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:05:52,249 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:05:52,249 INFO L87 Difference]: Start difference. First operand 68189 states and 93706 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-12-02 07:05:55,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:05:55,085 INFO L93 Difference]: Finished difference Result 68195 states and 93711 transitions. [2024-12-02 07:05:55,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:05:55,086 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 302 [2024-12-02 07:05:55,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:05:55,300 INFO L225 Difference]: With dead ends: 68195 [2024-12-02 07:05:55,300 INFO L226 Difference]: Without dead ends: 68193 [2024-12-02 07:05:55,319 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:05:55,320 INFO L435 NwaCegarLoop]: 4453 mSDtfsCounter, 4376 mSDsluCounter, 8883 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4377 SdHoareTripleChecker+Valid, 13336 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:05:55,320 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4377 Valid, 13336 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:05:55,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68193 states. [2024-12-02 07:05:57,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68193 to 68193. [2024-12-02 07:05:57,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68193 states, 48508 states have (on average 1.2855817597097385) internal successors, (62361), 49622 states have internal predecessors, (62361), 15672 states have call successors, (15672), 4031 states have call predecessors, (15672), 4010 states have return successors, (15676), 15189 states have call predecessors, (15676), 15668 states have call successors, (15676) [2024-12-02 07:05:57,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68193 states to 68193 states and 93709 transitions. [2024-12-02 07:05:57,663 INFO L78 Accepts]: Start accepts. Automaton has 68193 states and 93709 transitions. Word has length 302 [2024-12-02 07:05:57,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:05:57,664 INFO L471 AbstractCegarLoop]: Abstraction has 68193 states and 93709 transitions. [2024-12-02 07:05:57,664 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-12-02 07:05:57,664 INFO L276 IsEmpty]: Start isEmpty. Operand 68193 states and 93709 transitions. [2024-12-02 07:05:57,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2024-12-02 07:05:57,669 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:05:57,669 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:05:57,670 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-12-02 07:05:57,670 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:05:57,670 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:05:57,670 INFO L85 PathProgramCache]: Analyzing trace with hash 1731483619, now seen corresponding path program 1 times [2024-12-02 07:05:57,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:05:57,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130041290] [2024-12-02 07:05:57,671 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:05:57,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:06:00,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:06:01,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1688 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 1675 trivial. 0 not checked. [2024-12-02 07:06:01,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:06:01,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130041290] [2024-12-02 07:06:01,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2130041290] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:06:01,018 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:06:01,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:06:01,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410752804] [2024-12-02 07:06:01,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:06:01,018 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:06:01,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:06:01,019 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:06:01,019 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:06:01,019 INFO L87 Difference]: Start difference. First operand 68193 states and 93709 transitions. Second operand has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2024-12-02 07:06:05,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:06:08,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:06:08,261 INFO L93 Difference]: Finished difference Result 169789 states and 233431 transitions. [2024-12-02 07:06:08,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:06:08,262 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 318 [2024-12-02 07:06:08,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:06:08,627 INFO L225 Difference]: With dead ends: 169789 [2024-12-02 07:06:08,627 INFO L226 Difference]: Without dead ends: 101749 [2024-12-02 07:06:08,803 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:06:08,804 INFO L435 NwaCegarLoop]: 8717 mSDtfsCounter, 4307 mSDsluCounter, 4428 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4307 SdHoareTripleChecker+Valid, 13145 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:06:08,804 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4307 Valid, 13145 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 25 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-12-02 07:06:08,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101749 states. [2024-12-02 07:06:11,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101749 to 101706. [2024-12-02 07:06:11,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101706 states, 72393 states have (on average 1.2858425538380782) internal successors, (93086), 74027 states have internal predecessors, (93086), 23334 states have call successors, (23334), 6003 states have call predecessors, (23334), 5976 states have return successors, (23342), 22650 states have call predecessors, (23342), 23330 states have call successors, (23342) [2024-12-02 07:06:12,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101706 states to 101706 states and 139762 transitions. [2024-12-02 07:06:12,327 INFO L78 Accepts]: Start accepts. Automaton has 101706 states and 139762 transitions. Word has length 318 [2024-12-02 07:06:12,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:06:12,328 INFO L471 AbstractCegarLoop]: Abstraction has 101706 states and 139762 transitions. [2024-12-02 07:06:12,328 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2024-12-02 07:06:12,328 INFO L276 IsEmpty]: Start isEmpty. Operand 101706 states and 139762 transitions. [2024-12-02 07:06:12,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-12-02 07:06:12,331 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:06:12,331 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:06:12,331 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-12-02 07:06:12,331 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:06:12,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:06:12,331 INFO L85 PathProgramCache]: Analyzing trace with hash 1057013302, now seen corresponding path program 1 times [2024-12-02 07:06:12,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:06:12,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583336935] [2024-12-02 07:06:12,332 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:06:12,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:06:15,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:06:15,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1677 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 1669 trivial. 0 not checked. [2024-12-02 07:06:15,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:06:15,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583336935] [2024-12-02 07:06:15,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1583336935] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:06:15,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:06:15,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:06:15,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929174510] [2024-12-02 07:06:15,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:06:15,997 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:06:15,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:06:15,998 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:06:15,998 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:06:15,998 INFO L87 Difference]: Start difference. First operand 101706 states and 139762 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-12-02 07:06:19,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:06:19,014 INFO L93 Difference]: Finished difference Result 101712 states and 139767 transitions. [2024-12-02 07:06:19,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:06:19,015 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 307 [2024-12-02 07:06:19,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:06:19,376 INFO L225 Difference]: With dead ends: 101712 [2024-12-02 07:06:19,376 INFO L226 Difference]: Without dead ends: 101710 [2024-12-02 07:06:19,413 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:06:19,413 INFO L435 NwaCegarLoop]: 4453 mSDtfsCounter, 4375 mSDsluCounter, 8883 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4376 SdHoareTripleChecker+Valid, 13336 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:06:19,414 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4376 Valid, 13336 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:06:19,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101710 states. [2024-12-02 07:06:23,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101710 to 101710. [2024-12-02 07:06:23,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101710 states, 72396 states have (on average 1.2858307088789436) internal successors, (93089), 74030 states have internal predecessors, (93089), 23334 states have call successors, (23334), 6004 states have call predecessors, (23334), 5977 states have return successors, (23342), 22650 states have call predecessors, (23342), 23330 states have call successors, (23342) [2024-12-02 07:06:24,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101710 states to 101710 states and 139765 transitions. [2024-12-02 07:06:24,340 INFO L78 Accepts]: Start accepts. Automaton has 101710 states and 139765 transitions. Word has length 307 [2024-12-02 07:06:24,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:06:24,341 INFO L471 AbstractCegarLoop]: Abstraction has 101710 states and 139765 transitions. [2024-12-02 07:06:24,341 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-12-02 07:06:24,341 INFO L276 IsEmpty]: Start isEmpty. Operand 101710 states and 139765 transitions. [2024-12-02 07:06:24,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2024-12-02 07:06:24,347 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:06:24,347 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:06:24,347 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-12-02 07:06:24,347 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:06:24,348 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:06:24,348 INFO L85 PathProgramCache]: Analyzing trace with hash -2041303055, now seen corresponding path program 1 times [2024-12-02 07:06:24,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:06:24,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092000073] [2024-12-02 07:06:24,348 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:06:24,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:06:27,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:06:28,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1695 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1685 trivial. 0 not checked. [2024-12-02 07:06:28,043 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:06:28,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092000073] [2024-12-02 07:06:28,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092000073] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:06:28,043 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:06:28,043 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:06:28,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210426934] [2024-12-02 07:06:28,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:06:28,044 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:06:28,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:06:28,044 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:06:28,045 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:06:28,045 INFO L87 Difference]: Start difference. First operand 101710 states and 139765 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-12-02 07:06:31,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:06:31,189 INFO L93 Difference]: Finished difference Result 101716 states and 139770 transitions. [2024-12-02 07:06:31,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:06:31,190 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 312 [2024-12-02 07:06:31,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:06:31,619 INFO L225 Difference]: With dead ends: 101716 [2024-12-02 07:06:31,619 INFO L226 Difference]: Without dead ends: 101714 [2024-12-02 07:06:31,675 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:06:31,676 INFO L435 NwaCegarLoop]: 4453 mSDtfsCounter, 4374 mSDsluCounter, 8883 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4375 SdHoareTripleChecker+Valid, 13336 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:06:31,676 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4375 Valid, 13336 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:06:31,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101714 states. [2024-12-02 07:06:35,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101714 to 101714. [2024-12-02 07:06:35,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101714 states, 72399 states have (on average 1.2858188649014488) internal successors, (93092), 74033 states have internal predecessors, (93092), 23334 states have call successors, (23334), 6005 states have call predecessors, (23334), 5978 states have return successors, (23342), 22650 states have call predecessors, (23342), 23330 states have call successors, (23342) [2024-12-02 07:06:35,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101714 states to 101714 states and 139768 transitions. [2024-12-02 07:06:35,812 INFO L78 Accepts]: Start accepts. Automaton has 101714 states and 139768 transitions. Word has length 312 [2024-12-02 07:06:35,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:06:35,813 INFO L471 AbstractCegarLoop]: Abstraction has 101714 states and 139768 transitions. [2024-12-02 07:06:35,813 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-12-02 07:06:35,813 INFO L276 IsEmpty]: Start isEmpty. Operand 101714 states and 139768 transitions. [2024-12-02 07:06:35,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2024-12-02 07:06:35,816 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:06:35,816 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:06:35,816 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-12-02 07:06:35,816 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:06:35,817 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:06:35,817 INFO L85 PathProgramCache]: Analyzing trace with hash 2056869723, now seen corresponding path program 1 times [2024-12-02 07:06:35,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:06:35,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091056658] [2024-12-02 07:06:35,817 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:06:35,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:06:38,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:06:39,133 INFO L134 CoverageAnalysis]: Checked inductivity of 1638 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1635 trivial. 0 not checked. [2024-12-02 07:06:39,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:06:39,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091056658] [2024-12-02 07:06:39,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1091056658] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:06:39,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:06:39,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:06:39,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550519215] [2024-12-02 07:06:39,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:06:39,135 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:06:39,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:06:39,135 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:06:39,135 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:06:39,136 INFO L87 Difference]: Start difference. First operand 101714 states and 139768 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-12-02 07:06:43,168 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:06:48,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:06:48,590 INFO L93 Difference]: Finished difference Result 245936 states and 338026 transitions. [2024-12-02 07:06:48,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:06:48,590 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 311 [2024-12-02 07:06:48,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:06:49,141 INFO L225 Difference]: With dead ends: 245936 [2024-12-02 07:06:49,141 INFO L226 Difference]: Without dead ends: 144375 [2024-12-02 07:06:49,412 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:06:49,412 INFO L435 NwaCegarLoop]: 6677 mSDtfsCounter, 3774 mSDsluCounter, 4382 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3774 SdHoareTripleChecker+Valid, 11059 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-12-02 07:06:49,412 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3774 Valid, 11059 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 77 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-12-02 07:06:49,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144375 states. [2024-12-02 07:06:54,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144375 to 144307. [2024-12-02 07:06:54,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144307 states, 102982 states have (on average 1.2859043327960227) internal successors, (132425), 105298 states have internal predecessors, (132425), 32786 states have call successors, (32786), 8577 states have call predecessors, (32786), 8536 states have return successors, (32800), 31805 states have call predecessors, (32800), 32782 states have call successors, (32800) [2024-12-02 07:06:55,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144307 states to 144307 states and 198011 transitions. [2024-12-02 07:06:55,240 INFO L78 Accepts]: Start accepts. Automaton has 144307 states and 198011 transitions. Word has length 311 [2024-12-02 07:06:55,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:06:55,240 INFO L471 AbstractCegarLoop]: Abstraction has 144307 states and 198011 transitions. [2024-12-02 07:06:55,240 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-12-02 07:06:55,240 INFO L276 IsEmpty]: Start isEmpty. Operand 144307 states and 198011 transitions. [2024-12-02 07:06:55,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2024-12-02 07:06:55,243 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:06:55,243 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:06:55,243 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-12-02 07:06:55,243 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:06:55,243 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:06:55,243 INFO L85 PathProgramCache]: Analyzing trace with hash -306793770, now seen corresponding path program 1 times [2024-12-02 07:06:55,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:06:55,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283561785] [2024-12-02 07:06:55,244 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:06:55,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:06:58,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:06:59,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1717 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 1705 trivial. 0 not checked. [2024-12-02 07:06:59,198 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:06:59,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283561785] [2024-12-02 07:06:59,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283561785] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:06:59,199 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:06:59,199 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:06:59,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819973632] [2024-12-02 07:06:59,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:06:59,200 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:06:59,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:06:59,200 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:06:59,200 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:06:59,200 INFO L87 Difference]: Start difference. First operand 144307 states and 198011 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-12-02 07:07:03,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:07:03,600 INFO L93 Difference]: Finished difference Result 144313 states and 198016 transitions. [2024-12-02 07:07:03,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:07:03,600 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 317 [2024-12-02 07:07:03,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:07:04,195 INFO L225 Difference]: With dead ends: 144313 [2024-12-02 07:07:04,196 INFO L226 Difference]: Without dead ends: 144311 [2024-12-02 07:07:04,267 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:07:04,267 INFO L435 NwaCegarLoop]: 4453 mSDtfsCounter, 4373 mSDsluCounter, 8883 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4374 SdHoareTripleChecker+Valid, 13336 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:07:04,267 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4374 Valid, 13336 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:07:04,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144311 states. [2024-12-02 07:07:09,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144311 to 144311. [2024-12-02 07:07:09,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144311 states, 102985 states have (on average 1.285896004272467) internal successors, (132428), 105301 states have internal predecessors, (132428), 32786 states have call successors, (32786), 8578 states have call predecessors, (32786), 8537 states have return successors, (32800), 31805 states have call predecessors, (32800), 32782 states have call successors, (32800) [2024-12-02 07:07:10,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144311 states to 144311 states and 198014 transitions. [2024-12-02 07:07:10,720 INFO L78 Accepts]: Start accepts. Automaton has 144311 states and 198014 transitions. Word has length 317 [2024-12-02 07:07:10,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:07:10,720 INFO L471 AbstractCegarLoop]: Abstraction has 144311 states and 198014 transitions. [2024-12-02 07:07:10,721 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-12-02 07:07:10,721 INFO L276 IsEmpty]: Start isEmpty. Operand 144311 states and 198014 transitions. [2024-12-02 07:07:10,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2024-12-02 07:07:10,723 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:07:10,723 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:07:10,723 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-12-02 07:07:10,723 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:07:10,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:07:10,724 INFO L85 PathProgramCache]: Analyzing trace with hash 813190865, now seen corresponding path program 1 times [2024-12-02 07:07:10,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:07:10,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104988930] [2024-12-02 07:07:10,724 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:07:10,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:07:14,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:07:14,720 INFO L134 CoverageAnalysis]: Checked inductivity of 1743 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 1729 trivial. 0 not checked. [2024-12-02 07:07:14,720 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:07:14,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104988930] [2024-12-02 07:07:14,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104988930] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:07:14,721 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:07:14,721 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:07:14,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123140362] [2024-12-02 07:07:14,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:07:14,722 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:07:14,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:07:14,722 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:07:14,723 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:07:14,723 INFO L87 Difference]: Start difference. First operand 144311 states and 198014 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-12-02 07:07:20,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:07:20,620 INFO L93 Difference]: Finished difference Result 144317 states and 198019 transitions. [2024-12-02 07:07:20,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:07:20,620 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 322 [2024-12-02 07:07:20,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:07:21,140 INFO L225 Difference]: With dead ends: 144317 [2024-12-02 07:07:21,140 INFO L226 Difference]: Without dead ends: 144315 [2024-12-02 07:07:21,184 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:07:21,185 INFO L435 NwaCegarLoop]: 4453 mSDtfsCounter, 4372 mSDsluCounter, 8883 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4373 SdHoareTripleChecker+Valid, 13336 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:07:21,185 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4373 Valid, 13336 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:07:21,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144315 states. [2024-12-02 07:07:27,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144315 to 144315. [2024-12-02 07:07:27,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144315 states, 102988 states have (on average 1.2858876762341243) internal successors, (132431), 105304 states have internal predecessors, (132431), 32786 states have call successors, (32786), 8579 states have call predecessors, (32786), 8538 states have return successors, (32800), 31805 states have call predecessors, (32800), 32782 states have call successors, (32800) [2024-12-02 07:07:28,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144315 states to 144315 states and 198017 transitions. [2024-12-02 07:07:28,285 INFO L78 Accepts]: Start accepts. Automaton has 144315 states and 198017 transitions. Word has length 322 [2024-12-02 07:07:28,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:07:28,285 INFO L471 AbstractCegarLoop]: Abstraction has 144315 states and 198017 transitions. [2024-12-02 07:07:28,285 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-12-02 07:07:28,285 INFO L276 IsEmpty]: Start isEmpty. Operand 144315 states and 198017 transitions. [2024-12-02 07:07:28,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2024-12-02 07:07:28,288 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:07:28,288 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 9, 8, 8, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:07:28,288 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-12-02 07:07:28,288 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:07:28,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:07:28,289 INFO L85 PathProgramCache]: Analyzing trace with hash -1444081802, now seen corresponding path program 1 times [2024-12-02 07:07:28,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:07:28,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831630386] [2024-12-02 07:07:28,289 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:07:28,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:07:31,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:07:32,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1773 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 1757 trivial. 0 not checked. [2024-12-02 07:07:32,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:07:32,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831630386] [2024-12-02 07:07:32,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [831630386] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:07:32,325 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:07:32,325 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:07:32,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625645486] [2024-12-02 07:07:32,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:07:32,326 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:07:32,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:07:32,326 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:07:32,326 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:07:32,327 INFO L87 Difference]: Start difference. First operand 144315 states and 198017 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-12-02 07:07:38,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:07:38,297 INFO L93 Difference]: Finished difference Result 145847 states and 199403 transitions. [2024-12-02 07:07:38,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:07:38,298 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 327 [2024-12-02 07:07:38,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:07:38,848 INFO L225 Difference]: With dead ends: 145847 [2024-12-02 07:07:38,848 INFO L226 Difference]: Without dead ends: 145845 [2024-12-02 07:07:38,905 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:07:38,905 INFO L435 NwaCegarLoop]: 4451 mSDtfsCounter, 4301 mSDsluCounter, 8978 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4302 SdHoareTripleChecker+Valid, 13429 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 07:07:38,906 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4302 Valid, 13429 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 07:07:39,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145845 states. [2024-12-02 07:07:45,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145845 to 145843. [2024-12-02 07:07:45,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145843 states, 103987 states have (on average 1.2836027580370624) internal successors, (133478), 106303 states have internal predecessors, (133478), 32954 states have call successors, (32954), 8940 states have call predecessors, (32954), 8899 states have return successors, (32968), 31973 states have call predecessors, (32968), 32950 states have call successors, (32968) [2024-12-02 07:07:45,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145843 states to 145843 states and 199400 transitions. [2024-12-02 07:07:46,040 INFO L78 Accepts]: Start accepts. Automaton has 145843 states and 199400 transitions. Word has length 327 [2024-12-02 07:07:46,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:07:46,040 INFO L471 AbstractCegarLoop]: Abstraction has 145843 states and 199400 transitions. [2024-12-02 07:07:46,040 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-12-02 07:07:46,041 INFO L276 IsEmpty]: Start isEmpty. Operand 145843 states and 199400 transitions. [2024-12-02 07:07:46,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2024-12-02 07:07:46,043 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:07:46,043 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 10, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:07:46,043 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-12-02 07:07:46,044 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:07:46,044 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:07:46,044 INFO L85 PathProgramCache]: Analyzing trace with hash -1256389199, now seen corresponding path program 1 times [2024-12-02 07:07:46,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:07:46,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138393691] [2024-12-02 07:07:46,044 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:07:46,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:07:49,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:07:50,240 INFO L134 CoverageAnalysis]: Checked inductivity of 1807 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 1789 trivial. 0 not checked. [2024-12-02 07:07:50,240 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:07:50,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138393691] [2024-12-02 07:07:50,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2138393691] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:07:50,241 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:07:50,241 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:07:50,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514996938] [2024-12-02 07:07:50,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:07:50,242 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:07:50,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:07:50,242 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:07:50,242 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:07:50,242 INFO L87 Difference]: Start difference. First operand 145843 states and 199400 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2024-12-02 07:07:55,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:07:55,690 INFO L93 Difference]: Finished difference Result 145849 states and 199405 transitions. [2024-12-02 07:07:55,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:07:55,690 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 332 [2024-12-02 07:07:55,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:07:56,262 INFO L225 Difference]: With dead ends: 145849 [2024-12-02 07:07:56,263 INFO L226 Difference]: Without dead ends: 145847 [2024-12-02 07:07:56,324 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:07:56,324 INFO L435 NwaCegarLoop]: 4453 mSDtfsCounter, 4370 mSDsluCounter, 8883 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4371 SdHoareTripleChecker+Valid, 13336 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:07:56,324 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4371 Valid, 13336 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:07:56,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145847 states. [2024-12-02 07:08:02,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145847 to 145847. [2024-12-02 07:08:02,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145847 states, 103990 states have (on average 1.283594576401577) internal successors, (133481), 106306 states have internal predecessors, (133481), 32954 states have call successors, (32954), 8941 states have call predecessors, (32954), 8900 states have return successors, (32968), 31973 states have call predecessors, (32968), 32950 states have call successors, (32968) [2024-12-02 07:08:03,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145847 states to 145847 states and 199403 transitions. [2024-12-02 07:08:03,432 INFO L78 Accepts]: Start accepts. Automaton has 145847 states and 199403 transitions. Word has length 332 [2024-12-02 07:08:03,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:08:03,432 INFO L471 AbstractCegarLoop]: Abstraction has 145847 states and 199403 transitions. [2024-12-02 07:08:03,432 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2024-12-02 07:08:03,432 INFO L276 IsEmpty]: Start isEmpty. Operand 145847 states and 199403 transitions. [2024-12-02 07:08:03,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2024-12-02 07:08:03,435 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:08:03,435 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 11, 10, 10, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:08:03,435 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-12-02 07:08:03,435 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:08:03,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:08:03,436 INFO L85 PathProgramCache]: Analyzing trace with hash 2084688918, now seen corresponding path program 1 times [2024-12-02 07:08:03,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:08:03,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827767497] [2024-12-02 07:08:03,436 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:08:03,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:08:06,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:08:07,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1845 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 1825 trivial. 0 not checked. [2024-12-02 07:08:07,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:08:07,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827767497] [2024-12-02 07:08:07,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1827767497] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:08:07,133 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:08:07,133 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:08:07,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308121059] [2024-12-02 07:08:07,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:08:07,133 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:08:07,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:08:07,133 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:08:07,133 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:08:07,134 INFO L87 Difference]: Start difference. First operand 145847 states and 199403 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2024-12-02 07:08:13,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:08:13,872 INFO L93 Difference]: Finished difference Result 153349 states and 208631 transitions. [2024-12-02 07:08:13,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:08:13,872 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 337 [2024-12-02 07:08:13,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:08:14,458 INFO L225 Difference]: With dead ends: 153349 [2024-12-02 07:08:14,458 INFO L226 Difference]: Without dead ends: 153347 [2024-12-02 07:08:14,522 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:08:14,523 INFO L435 NwaCegarLoop]: 4475 mSDtfsCounter, 4288 mSDsluCounter, 9142 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4289 SdHoareTripleChecker+Valid, 13617 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 07:08:14,523 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4289 Valid, 13617 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 07:08:14,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153347 states. [2024-12-02 07:08:21,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153347 to 153345. [2024-12-02 07:08:21,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153345 states, 109267 states have (on average 1.2830772328333349) internal successors, (140198), 111583 states have internal predecessors, (140198), 34208 states have call successors, (34208), 9908 states have call predecessors, (34208), 9867 states have return successors, (34222), 33227 states have call predecessors, (34222), 34204 states have call successors, (34222) [2024-12-02 07:08:22,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153345 states to 153345 states and 208628 transitions. [2024-12-02 07:08:22,448 INFO L78 Accepts]: Start accepts. Automaton has 153345 states and 208628 transitions. Word has length 337 [2024-12-02 07:08:22,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:08:22,448 INFO L471 AbstractCegarLoop]: Abstraction has 153345 states and 208628 transitions. [2024-12-02 07:08:22,448 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2024-12-02 07:08:22,448 INFO L276 IsEmpty]: Start isEmpty. Operand 153345 states and 208628 transitions. [2024-12-02 07:08:22,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2024-12-02 07:08:22,451 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:08:22,452 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 18, 18, 18, 18, 18, 18, 12, 11, 11, 6, 6, 6, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:08:22,452 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-12-02 07:08:22,452 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:08:22,452 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:08:22,452 INFO L85 PathProgramCache]: Analyzing trace with hash 1124955616, now seen corresponding path program 1 times [2024-12-02 07:08:22,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:08:22,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534466462] [2024-12-02 07:08:22,452 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:08:22,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:08:25,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:08:25,932 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked. [2024-12-02 07:08:25,933 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:08:25,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534466462] [2024-12-02 07:08:25,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [534466462] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:08:25,933 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:08:25,933 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:08:25,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677186343] [2024-12-02 07:08:25,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:08:25,934 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:08:25,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:08:25,935 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:08:25,935 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:08:25,935 INFO L87 Difference]: Start difference. First operand 153345 states and 208628 transitions. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2024-12-02 07:08:33,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:08:33,044 INFO L93 Difference]: Finished difference Result 153351 states and 208633 transitions. [2024-12-02 07:08:33,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:08:33,045 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) Word has length 378 [2024-12-02 07:08:33,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:08:33,631 INFO L225 Difference]: With dead ends: 153351 [2024-12-02 07:08:33,631 INFO L226 Difference]: Without dead ends: 153349 [2024-12-02 07:08:33,692 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:08:33,693 INFO L435 NwaCegarLoop]: 4453 mSDtfsCounter, 4362 mSDsluCounter, 8883 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4363 SdHoareTripleChecker+Valid, 13336 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:08:33,693 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4363 Valid, 13336 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:08:33,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153349 states. [2024-12-02 07:08:41,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153349 to 153349. [2024-12-02 07:08:41,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153349 states, 109270 states have (on average 1.2830694609682438) internal successors, (140201), 111586 states have internal predecessors, (140201), 34208 states have call successors, (34208), 9909 states have call predecessors, (34208), 9868 states have return successors, (34222), 33227 states have call predecessors, (34222), 34204 states have call successors, (34222) [2024-12-02 07:08:42,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153349 states to 153349 states and 208631 transitions. [2024-12-02 07:08:42,722 INFO L78 Accepts]: Start accepts. Automaton has 153349 states and 208631 transitions. Word has length 378 [2024-12-02 07:08:42,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:08:42,722 INFO L471 AbstractCegarLoop]: Abstraction has 153349 states and 208631 transitions. [2024-12-02 07:08:42,722 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2024-12-02 07:08:42,722 INFO L276 IsEmpty]: Start isEmpty. Operand 153349 states and 208631 transitions. [2024-12-02 07:08:42,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2024-12-02 07:08:42,728 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:08:42,728 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 13, 12, 12, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:08:42,729 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-12-02 07:08:42,729 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:08:42,729 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:08:42,729 INFO L85 PathProgramCache]: Analyzing trace with hash -1076690762, now seen corresponding path program 1 times [2024-12-02 07:08:42,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:08:42,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2097457222] [2024-12-02 07:08:42,729 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:08:42,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:08:46,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:08:46,830 INFO L134 CoverageAnalysis]: Checked inductivity of 1933 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 1909 trivial. 0 not checked. [2024-12-02 07:08:46,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:08:46,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2097457222] [2024-12-02 07:08:46,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2097457222] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:08:46,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:08:46,830 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:08:46,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295650684] [2024-12-02 07:08:46,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:08:46,831 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:08:46,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:08:46,832 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:08:46,832 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:08:46,832 INFO L87 Difference]: Start difference. First operand 153349 states and 208631 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-12-02 07:08:54,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:08:54,377 INFO L93 Difference]: Finished difference Result 154599 states and 209825 transitions. [2024-12-02 07:08:54,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:08:54,378 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 347 [2024-12-02 07:08:54,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:08:54,937 INFO L225 Difference]: With dead ends: 154599 [2024-12-02 07:08:54,937 INFO L226 Difference]: Without dead ends: 154597 [2024-12-02 07:08:54,991 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:08:54,992 INFO L435 NwaCegarLoop]: 4459 mSDtfsCounter, 4240 mSDsluCounter, 9044 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4241 SdHoareTripleChecker+Valid, 13503 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 07:08:54,992 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4241 Valid, 13503 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 07:08:55,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154597 states. [2024-12-02 07:09:05,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154597 to 154595. [2024-12-02 07:09:05,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154595 states, 110029 states have (on average 1.2811167964809278) internal successors, (140960), 112345 states have internal predecessors, (140960), 34424 states have call successors, (34424), 10180 states have call predecessors, (34424), 10139 states have return successors, (34438), 33443 states have call predecessors, (34438), 34420 states have call successors, (34438) [2024-12-02 07:09:06,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154595 states to 154595 states and 209822 transitions. [2024-12-02 07:09:06,112 INFO L78 Accepts]: Start accepts. Automaton has 154595 states and 209822 transitions. Word has length 347 [2024-12-02 07:09:06,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:09:06,112 INFO L471 AbstractCegarLoop]: Abstraction has 154595 states and 209822 transitions. [2024-12-02 07:09:06,112 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-12-02 07:09:06,113 INFO L276 IsEmpty]: Start isEmpty. Operand 154595 states and 209822 transitions. [2024-12-02 07:09:06,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2024-12-02 07:09:06,116 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:09:06,116 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 18, 18, 18, 18, 18, 18, 14, 13, 13, 6, 6, 6, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:09:06,117 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-12-02 07:09:06,117 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:09:06,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:09:06,117 INFO L85 PathProgramCache]: Analyzing trace with hash 307243649, now seen corresponding path program 1 times [2024-12-02 07:09:06,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:09:06,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299269229] [2024-12-02 07:09:06,118 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:09:06,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:09:09,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:09:09,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2164 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 2127 trivial. 0 not checked. [2024-12-02 07:09:09,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:09:09,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299269229] [2024-12-02 07:09:09,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299269229] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:09:09,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:09:09,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:09:09,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81772712] [2024-12-02 07:09:09,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:09:09,287 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:09:09,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:09:09,287 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:09:09,287 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:09:09,288 INFO L87 Difference]: Start difference. First operand 154595 states and 209822 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2024-12-02 07:09:13,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:09:24,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:09:24,765 INFO L93 Difference]: Finished difference Result 360140 states and 488823 transitions. [2024-12-02 07:09:24,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:09:24,766 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) Word has length 387 [2024-12-02 07:09:24,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:09:25,657 INFO L225 Difference]: With dead ends: 360140 [2024-12-02 07:09:25,657 INFO L226 Difference]: Without dead ends: 205698 [2024-12-02 07:09:26,087 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:09:26,090 INFO L435 NwaCegarLoop]: 8758 mSDtfsCounter, 4316 mSDsluCounter, 4426 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4316 SdHoareTripleChecker+Valid, 13184 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:09:26,091 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4316 Valid, 13184 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-12-02 07:09:26,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205698 states. [2024-12-02 07:09:38,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205698 to 205619. [2024-12-02 07:09:38,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205619 states, 146373 states have (on average 1.2811789059457688) internal successors, (187530), 149423 states have internal predecessors, (187530), 45756 states have call successors, (45756), 13552 states have call predecessors, (45756), 13487 states have return successors, (45776), 44475 states have call predecessors, (45776), 45752 states have call successors, (45776) [2024-12-02 07:09:39,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205619 states to 205619 states and 279062 transitions. [2024-12-02 07:09:39,508 INFO L78 Accepts]: Start accepts. Automaton has 205619 states and 279062 transitions. Word has length 387 [2024-12-02 07:09:39,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:09:39,509 INFO L471 AbstractCegarLoop]: Abstraction has 205619 states and 279062 transitions. [2024-12-02 07:09:39,509 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2024-12-02 07:09:39,509 INFO L276 IsEmpty]: Start isEmpty. Operand 205619 states and 279062 transitions. [2024-12-02 07:09:39,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2024-12-02 07:09:39,513 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:09:39,513 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 14, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:09:39,514 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-12-02 07:09:39,514 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:09:39,514 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:09:39,515 INFO L85 PathProgramCache]: Analyzing trace with hash 871381873, now seen corresponding path program 1 times [2024-12-02 07:09:39,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:09:39,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67287000] [2024-12-02 07:09:39,515 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:09:39,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:09:43,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:09:43,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1983 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 1957 trivial. 0 not checked. [2024-12-02 07:09:43,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:09:43,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67287000] [2024-12-02 07:09:43,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67287000] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:09:43,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:09:43,622 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:09:43,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870558987] [2024-12-02 07:09:43,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:09:43,623 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:09:43,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:09:43,623 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:09:43,623 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:09:43,623 INFO L87 Difference]: Start difference. First operand 205619 states and 279062 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (43), 3 states have call predecessors, (43), 1 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2024-12-02 07:09:55,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:09:55,852 INFO L93 Difference]: Finished difference Result 205625 states and 279067 transitions. [2024-12-02 07:09:55,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:09:55,853 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (43), 3 states have call predecessors, (43), 1 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 352 [2024-12-02 07:09:55,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:09:56,670 INFO L225 Difference]: With dead ends: 205625 [2024-12-02 07:09:56,670 INFO L226 Difference]: Without dead ends: 205623 [2024-12-02 07:09:56,747 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:09:56,748 INFO L435 NwaCegarLoop]: 4453 mSDtfsCounter, 4366 mSDsluCounter, 8883 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4367 SdHoareTripleChecker+Valid, 13336 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:09:56,748 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4367 Valid, 13336 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:09:56,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205623 states. [2024-12-02 07:10:08,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205623 to 205623. [2024-12-02 07:10:08,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205623 states, 146376 states have (on average 1.2811731431382194) internal successors, (187533), 149426 states have internal predecessors, (187533), 45756 states have call successors, (45756), 13553 states have call predecessors, (45756), 13488 states have return successors, (45776), 44475 states have call predecessors, (45776), 45752 states have call successors, (45776) [2024-12-02 07:10:09,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205623 states to 205623 states and 279065 transitions. [2024-12-02 07:10:09,351 INFO L78 Accepts]: Start accepts. Automaton has 205623 states and 279065 transitions. Word has length 352 [2024-12-02 07:10:09,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:10:09,352 INFO L471 AbstractCegarLoop]: Abstraction has 205623 states and 279065 transitions. [2024-12-02 07:10:09,352 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (43), 3 states have call predecessors, (43), 1 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2024-12-02 07:10:09,352 INFO L276 IsEmpty]: Start isEmpty. Operand 205623 states and 279065 transitions. [2024-12-02 07:10:09,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2024-12-02 07:10:09,358 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:10:09,358 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 18, 18, 18, 18, 18, 18, 15, 14, 14, 6, 6, 6, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:10:09,359 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-12-02 07:10:09,359 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:10:09,359 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:10:09,359 INFO L85 PathProgramCache]: Analyzing trace with hash -535639001, now seen corresponding path program 1 times [2024-12-02 07:10:09,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:10:09,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706875388] [2024-12-02 07:10:09,360 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:10:09,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:10:12,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:10:13,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2220 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 2192 trivial. 0 not checked. [2024-12-02 07:10:13,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:10:13,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706875388] [2024-12-02 07:10:13,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1706875388] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:10:13,242 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:10:13,242 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:10:13,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587656602] [2024-12-02 07:10:13,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:10:13,243 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:10:13,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:10:13,244 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:10:13,244 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:10:13,244 INFO L87 Difference]: Start difference. First operand 205623 states and 279065 transitions. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (48), 3 states have call predecessors, (48), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-12-02 07:10:26,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:10:26,075 INFO L93 Difference]: Finished difference Result 205629 states and 279070 transitions. [2024-12-02 07:10:26,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:10:26,076 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (48), 3 states have call predecessors, (48), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 393 [2024-12-02 07:10:26,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:10:26,971 INFO L225 Difference]: With dead ends: 205629 [2024-12-02 07:10:26,971 INFO L226 Difference]: Without dead ends: 205627 [2024-12-02 07:10:27,054 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:10:27,054 INFO L435 NwaCegarLoop]: 4453 mSDtfsCounter, 4359 mSDsluCounter, 8883 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4360 SdHoareTripleChecker+Valid, 13336 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:10:27,055 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4360 Valid, 13336 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:10:27,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205627 states. [2024-12-02 07:10:40,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205627 to 205627. [2024-12-02 07:10:40,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205627 states, 146379 states have (on average 1.2811673805668846) internal successors, (187536), 149429 states have internal predecessors, (187536), 45756 states have call successors, (45756), 13554 states have call predecessors, (45756), 13489 states have return successors, (45776), 44475 states have call predecessors, (45776), 45752 states have call successors, (45776) [2024-12-02 07:10:41,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205627 states to 205627 states and 279068 transitions. [2024-12-02 07:10:41,649 INFO L78 Accepts]: Start accepts. Automaton has 205627 states and 279068 transitions. Word has length 393 [2024-12-02 07:10:41,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:10:41,650 INFO L471 AbstractCegarLoop]: Abstraction has 205627 states and 279068 transitions. [2024-12-02 07:10:41,650 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (48), 3 states have call predecessors, (48), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-12-02 07:10:41,650 INFO L276 IsEmpty]: Start isEmpty. Operand 205627 states and 279068 transitions. [2024-12-02 07:10:41,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2024-12-02 07:10:41,655 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:10:41,655 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 18, 18, 18, 18, 18, 18, 16, 15, 15, 6, 6, 6, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:10:41,655 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-12-02 07:10:41,655 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:10:41,656 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:10:41,656 INFO L85 PathProgramCache]: Analyzing trace with hash 2105430499, now seen corresponding path program 1 times [2024-12-02 07:10:41,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:10:41,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017089268] [2024-12-02 07:10:41,656 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:10:41,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:10:46,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:10:46,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2276 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 2235 trivial. 0 not checked. [2024-12-02 07:10:46,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:10:46,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017089268] [2024-12-02 07:10:46,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017089268] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:10:46,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:10:46,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:10:46,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262860105] [2024-12-02 07:10:46,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:10:46,583 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:10:46,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:10:46,583 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:10:46,583 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:10:46,583 INFO L87 Difference]: Start difference. First operand 205627 states and 279068 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2024-12-02 07:10:50,621 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:11:07,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:11:07,006 INFO L93 Difference]: Finished difference Result 462041 states and 627182 transitions. [2024-12-02 07:11:07,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:11:07,006 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) Word has length 397 [2024-12-02 07:11:07,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:11:08,128 INFO L225 Difference]: With dead ends: 462041 [2024-12-02 07:11:08,128 INFO L226 Difference]: Without dead ends: 256567 [2024-12-02 07:11:08,668 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:11:08,669 INFO L435 NwaCegarLoop]: 8717 mSDtfsCounter, 4268 mSDsluCounter, 4427 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4268 SdHoareTripleChecker+Valid, 13144 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-12-02 07:11:08,669 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4268 Valid, 13144 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 23 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-12-02 07:11:08,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256567 states. [2024-12-02 07:11:26,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256567 to 256563. [2024-12-02 07:11:26,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256563 states, 182667 states have (on average 1.2812932823115286) internal successors, (234050), 186451 states have internal predecessors, (234050), 57064 states have call successors, (57064), 16902 states have call predecessors, (57064), 16829 states have return successors, (57090), 55499 states have call predecessors, (57090), 57060 states have call successors, (57090) [2024-12-02 07:11:27,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256563 states to 256563 states and 348204 transitions. [2024-12-02 07:11:27,928 INFO L78 Accepts]: Start accepts. Automaton has 256563 states and 348204 transitions. Word has length 397 [2024-12-02 07:11:27,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:11:27,929 INFO L471 AbstractCegarLoop]: Abstraction has 256563 states and 348204 transitions. [2024-12-02 07:11:27,929 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2024-12-02 07:11:27,929 INFO L276 IsEmpty]: Start isEmpty. Operand 256563 states and 348204 transitions. [2024-12-02 07:11:27,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2024-12-02 07:11:27,935 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:11:27,935 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 16, 15, 15, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:11:27,935 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-12-02 07:11:27,935 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:11:27,936 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:11:27,936 INFO L85 PathProgramCache]: Analyzing trace with hash 1524808273, now seen corresponding path program 1 times [2024-12-02 07:11:27,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:11:27,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744290572] [2024-12-02 07:11:27,936 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:11:27,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:11:32,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:11:33,327 INFO L134 CoverageAnalysis]: Checked inductivity of 2095 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 2065 trivial. 0 not checked. [2024-12-02 07:11:33,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:11:33,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744290572] [2024-12-02 07:11:33,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744290572] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:11:33,327 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:11:33,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:11:33,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694796296] [2024-12-02 07:11:33,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:11:33,328 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:11:33,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:11:33,329 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:11:33,329 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:11:33,329 INFO L87 Difference]: Start difference. First operand 256563 states and 348204 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2024-12-02 07:11:47,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:11:47,492 INFO L93 Difference]: Finished difference Result 256569 states and 348209 transitions. [2024-12-02 07:11:47,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:11:47,493 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) Word has length 362 [2024-12-02 07:11:47,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:11:48,646 INFO L225 Difference]: With dead ends: 256569 [2024-12-02 07:11:48,646 INFO L226 Difference]: Without dead ends: 256565 [2024-12-02 07:11:48,766 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:11:48,767 INFO L435 NwaCegarLoop]: 4453 mSDtfsCounter, 4364 mSDsluCounter, 8883 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4365 SdHoareTripleChecker+Valid, 13336 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:11:48,767 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4365 Valid, 13336 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:11:49,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256565 states. [2024-12-02 07:12:05,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256565 to 256565. [2024-12-02 07:12:06,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256565 states, 182669 states have (on average 1.2812847281147868) internal successors, (234051), 186452 states have internal predecessors, (234051), 57064 states have call successors, (57064), 16903 states have call predecessors, (57064), 16829 states have return successors, (57090), 55499 states have call predecessors, (57090), 57060 states have call successors, (57090) [2024-12-02 07:12:07,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256565 states to 256565 states and 348205 transitions. [2024-12-02 07:12:07,420 INFO L78 Accepts]: Start accepts. Automaton has 256565 states and 348205 transitions. Word has length 362 [2024-12-02 07:12:07,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:12:07,421 INFO L471 AbstractCegarLoop]: Abstraction has 256565 states and 348205 transitions. [2024-12-02 07:12:07,421 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2024-12-02 07:12:07,421 INFO L276 IsEmpty]: Start isEmpty. Operand 256565 states and 348205 transitions. [2024-12-02 07:12:07,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2024-12-02 07:12:07,427 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:12:07,427 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 17, 16, 16, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:12:07,428 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-12-02 07:12:07,428 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:12:07,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:12:07,428 INFO L85 PathProgramCache]: Analyzing trace with hash -475885066, now seen corresponding path program 1 times [2024-12-02 07:12:07,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:12:07,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456256486] [2024-12-02 07:12:07,429 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:12:07,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:12:12,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:12:13,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2157 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 2125 trivial. 0 not checked. [2024-12-02 07:12:13,421 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:12:13,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456256486] [2024-12-02 07:12:13,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456256486] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:12:13,422 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:12:13,422 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:12:13,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453150517] [2024-12-02 07:12:13,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:12:13,422 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:12:13,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:12:13,423 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:12:13,423 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:12:13,423 INFO L87 Difference]: Start difference. First operand 256565 states and 348205 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-12-02 07:12:30,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:12:30,153 INFO L93 Difference]: Finished difference Result 256565 states and 348205 transitions. [2024-12-02 07:12:30,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:12:30,153 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 367 [2024-12-02 07:12:30,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:12:31,153 INFO L225 Difference]: With dead ends: 256565 [2024-12-02 07:12:31,153 INFO L226 Difference]: Without dead ends: 255613 [2024-12-02 07:12:31,250 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:12:31,251 INFO L435 NwaCegarLoop]: 4451 mSDtfsCounter, 4360 mSDsluCounter, 8881 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4360 SdHoareTripleChecker+Valid, 13332 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 07:12:31,251 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4360 Valid, 13332 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 07:12:31,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255613 states. [2024-12-02 07:12:47,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255613 to 204913. [2024-12-02 07:12:47,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204913 states, 145897 states have (on average 1.2813011919367774) internal successors, (186938), 148874 states have internal predecessors, (186938), 45560 states have call successors, (45560), 13486 states have call predecessors, (45560), 13454 states have return successors, (45584), 44384 states have call predecessors, (45584), 45560 states have call successors, (45584) [2024-12-02 07:12:48,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204913 states to 204913 states and 278082 transitions. [2024-12-02 07:12:48,269 INFO L78 Accepts]: Start accepts. Automaton has 204913 states and 278082 transitions. Word has length 367 [2024-12-02 07:12:48,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:12:48,269 INFO L471 AbstractCegarLoop]: Abstraction has 204913 states and 278082 transitions. [2024-12-02 07:12:48,270 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-12-02 07:12:48,270 INFO L276 IsEmpty]: Start isEmpty. Operand 204913 states and 278082 transitions. [2024-12-02 07:12:48,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2024-12-02 07:12:48,277 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:12:48,277 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 18, 18, 18, 18, 18, 18, 6, 6, 6, 5, 5, 5, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:12:48,277 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-12-02 07:12:48,277 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:12:48,277 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:12:48,278 INFO L85 PathProgramCache]: Analyzing trace with hash 906173988, now seen corresponding path program 1 times [2024-12-02 07:12:48,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:12:48,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104120287] [2024-12-02 07:12:48,278 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:12:48,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:12:51,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:12:52,186 INFO L134 CoverageAnalysis]: Checked inductivity of 2006 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 1979 trivial. 0 not checked. [2024-12-02 07:12:52,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:12:52,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104120287] [2024-12-02 07:12:52,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [104120287] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:12:52,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:12:52,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:12:52,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321540770] [2024-12-02 07:12:52,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:12:52,187 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:12:52,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:12:52,187 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:12:52,187 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:12:52,188 INFO L87 Difference]: Start difference. First operand 204913 states and 278082 transitions. Second operand has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2024-12-02 07:12:56,223 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:13:18,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:13:18,366 INFO L93 Difference]: Finished difference Result 502497 states and 682073 transitions. [2024-12-02 07:13:18,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:13:18,367 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 368 [2024-12-02 07:13:18,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:13:19,918 INFO L225 Difference]: With dead ends: 502497 [2024-12-02 07:13:19,918 INFO L226 Difference]: Without dead ends: 297737 [2024-12-02 07:13:20,783 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:13:20,783 INFO L435 NwaCegarLoop]: 8596 mSDtfsCounter, 4213 mSDsluCounter, 4338 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4213 SdHoareTripleChecker+Valid, 12934 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-12-02 07:13:20,783 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4213 Valid, 12934 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 53 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-12-02 07:13:21,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297737 states. [2024-12-02 07:13:43,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297737 to 297709. [2024-12-02 07:13:43,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 297709 states, 212437 states have (on average 1.281198661250159) internal successors, (272174), 216762 states have internal predecessors, (272174), 65756 states have call successors, (65756), 19562 states have call predecessors, (65756), 19514 states have return successors, (65792), 64040 states have call predecessors, (65792), 65756 states have call successors, (65792) [2024-12-02 07:13:45,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297709 states to 297709 states and 403722 transitions. [2024-12-02 07:13:45,787 INFO L78 Accepts]: Start accepts. Automaton has 297709 states and 403722 transitions. Word has length 368 [2024-12-02 07:13:45,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:13:45,788 INFO L471 AbstractCegarLoop]: Abstraction has 297709 states and 403722 transitions. [2024-12-02 07:13:45,788 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2024-12-02 07:13:45,788 INFO L276 IsEmpty]: Start isEmpty. Operand 297709 states and 403722 transitions. [2024-12-02 07:13:45,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2024-12-02 07:13:45,798 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:13:45,798 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 18, 18, 18, 18, 18, 18, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:13:45,798 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-12-02 07:13:45,798 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 07:13:45,799 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:13:45,799 INFO L85 PathProgramCache]: Analyzing trace with hash 1880219995, now seen corresponding path program 1 times [2024-12-02 07:13:45,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:13:45,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623420246] [2024-12-02 07:13:45,799 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:13:45,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:13:49,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:13:50,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1887 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1872 trivial. 0 not checked. [2024-12-02 07:13:50,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:13:50,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623420246] [2024-12-02 07:13:50,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [623420246] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:13:50,231 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:13:50,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:13:50,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909221785] [2024-12-02 07:13:50,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:13:50,231 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:13:50,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:13:50,232 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:13:50,232 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:13:50,232 INFO L87 Difference]: Start difference. First operand 297709 states and 403722 transitions. Second operand has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2024-12-02 07:13:54,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:14:23,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:14:23,912 INFO L93 Difference]: Finished difference Result 690764 states and 936680 transitions. [2024-12-02 07:14:23,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:14:23,913 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 385 [2024-12-02 07:14:23,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:14:25,916 INFO L225 Difference]: With dead ends: 690764 [2024-12-02 07:14:25,916 INFO L226 Difference]: Without dead ends: 393208 [2024-12-02 07:14:26,934 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:14:26,934 INFO L435 NwaCegarLoop]: 8075 mSDtfsCounter, 4188 mSDsluCounter, 3880 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 16 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4188 SdHoareTripleChecker+Valid, 11955 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-12-02 07:14:26,935 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4188 Valid, 11955 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 68 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-12-02 07:14:27,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393208 states.