./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-mutex_drivers-net-ethernet-via-via-rhine.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_5fdc8cb2-b176-4565-b2b3-73e0cd6fb785/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fdc8cb2-b176-4565-b2b3-73e0cd6fb785/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_5fdc8cb2-b176-4565-b2b3-73e0cd6fb785/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fdc8cb2-b176-4565-b2b3-73e0cd6fb785/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fdc8cb2-b176-4565-b2b3-73e0cd6fb785/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_5fdc8cb2-b176-4565-b2b3-73e0cd6fb785/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 13e6b0a729331bce63a8ef0a7bbf69e8973bc24c60f930c84fc21ac21a1a624d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 12:12:39,045 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 12:12:39,102 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fdc8cb2-b176-4565-b2b3-73e0cd6fb785/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-12-02 12:12:39,106 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 12:12:39,107 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 12:12:39,129 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 12:12:39,130 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 12:12:39,130 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 12:12:39,131 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 12:12:39,131 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 12:12:39,131 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 12:12:39,131 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 12:12:39,131 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 12:12:39,131 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 12:12:39,132 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 12:12:39,132 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 12:12:39,132 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 12:12:39,132 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 12:12:39,132 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 12:12:39,132 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 12:12:39,132 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 12:12:39,132 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 12:12:39,132 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 12:12:39,133 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 12:12:39,133 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 12:12:39,133 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 12:12:39,133 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 12:12:39,133 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 12:12:39,133 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 12:12:39,133 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 12:12:39,133 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 12:12:39,134 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 12:12:39,134 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 12:12:39,134 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 12:12:39,134 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 12:12:39,134 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 12:12:39,134 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 12:12:39,134 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 12:12:39,134 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 12:12:39,134 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 12:12:39,135 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 12:12:39,135 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 12:12:39,135 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 12:12:39,135 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 12:12:39,135 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 12:12:39,135 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_5fdc8cb2-b176-4565-b2b3-73e0cd6fb785/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 -> 13e6b0a729331bce63a8ef0a7bbf69e8973bc24c60f930c84fc21ac21a1a624d [2024-12-02 12:12:39,361 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 12:12:39,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 12:12:39,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 12:12:39,372 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 12:12:39,373 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 12:12:39,374 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fdc8cb2-b176-4565-b2b3-73e0cd6fb785/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i [2024-12-02 12:12:42,226 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fdc8cb2-b176-4565-b2b3-73e0cd6fb785/bin/uautomizer-verify-84ZbGMXZE1/data/d8b36c61a/b1e0063839fb459b9f7578e38c33b957/FLAGd94f7ba11 [2024-12-02 12:12:42,731 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 12:12:42,732 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fdc8cb2-b176-4565-b2b3-73e0cd6fb785/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i [2024-12-02 12:12:42,764 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fdc8cb2-b176-4565-b2b3-73e0cd6fb785/bin/uautomizer-verify-84ZbGMXZE1/data/d8b36c61a/b1e0063839fb459b9f7578e38c33b957/FLAGd94f7ba11 [2024-12-02 12:12:42,827 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fdc8cb2-b176-4565-b2b3-73e0cd6fb785/bin/uautomizer-verify-84ZbGMXZE1/data/d8b36c61a/b1e0063839fb459b9f7578e38c33b957 [2024-12-02 12:12:42,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 12:12:42,830 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 12:12:42,832 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 12:12:42,832 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 12:12:42,837 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 12:12:42,838 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:12:42" (1/1) ... [2024-12-02 12:12:42,838 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e33ca0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:12:42, skipping insertion in model container [2024-12-02 12:12:42,839 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:12:42" (1/1) ... [2024-12-02 12:12:42,962 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 12:12:45,681 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_5fdc8cb2-b176-4565-b2b3-73e0cd6fb785/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i[380944,380957] [2024-12-02 12:12:45,684 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_5fdc8cb2-b176-4565-b2b3-73e0cd6fb785/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i[381110,381123] [2024-12-02 12:12:45,684 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_5fdc8cb2-b176-4565-b2b3-73e0cd6fb785/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i[381274,381287] [2024-12-02 12:12:45,685 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_5fdc8cb2-b176-4565-b2b3-73e0cd6fb785/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i[381439,381452] [2024-12-02 12:12:45,719 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 12:12:45,808 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 12:12:45,923 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"); [5349] [2024-12-02 12:12:45,924 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)); [5356] [2024-12-02 12:12:45,925 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5363] [2024-12-02 12:12:45,928 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/d4e00c1/linux-kernel-locking-mutex/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5442-5443] [2024-12-02 12:12:45,928 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"); [5448-5450] [2024-12-02 12:12:45,931 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [5593] [2024-12-02 12:12:45,931 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5607] [2024-12-02 12:12:45,931 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5615] [2024-12-02 12:12:45,936 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [5707-5708] [2024-12-02 12:12:45,938 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [5741-5742] [2024-12-02 12:12:45,939 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)); [5778-5779] [2024-12-02 12:12:45,940 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)); [5815-5816] [2024-12-02 12:12:45,949 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)); [6162-6163] [2024-12-02 12:12:45,949 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6169] [2024-12-02 12:12:45,953 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [6411] [2024-12-02 12:12:45,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6414] [2024-12-02 12:12:45,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6417] [2024-12-02 12:12:45,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6420] [2024-12-02 12:12:45,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [6451] [2024-12-02 12:12:45,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6454] [2024-12-02 12:12:45,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6457] [2024-12-02 12:12:45,955 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6460] [2024-12-02 12:12:45,955 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [6491] [2024-12-02 12:12:45,955 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6494] [2024-12-02 12:12:45,955 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6497] [2024-12-02 12:12:45,955 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6500] [2024-12-02 12:12:45,956 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [6531] [2024-12-02 12:12:45,956 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6534] [2024-12-02 12:12:45,956 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6537] [2024-12-02 12:12:45,956 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6540] [2024-12-02 12:12:45,967 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6984] [2024-12-02 12:12:45,982 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7398] [2024-12-02 12:12:46,005 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8071] [2024-12-02 12:12:46,006 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8090] [2024-12-02 12:12:46,006 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8103] [2024-12-02 12:12:46,007 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8108] [2024-12-02 12:12:46,008 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8121] [2024-12-02 12:12:46,008 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8133] [2024-12-02 12:12:46,024 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8659] [2024-12-02 12:12:46,025 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8661] [2024-12-02 12:12:46,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8708] [2024-12-02 12:12:46,253 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_5fdc8cb2-b176-4565-b2b3-73e0cd6fb785/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i[380944,380957] [2024-12-02 12:12:46,253 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_5fdc8cb2-b176-4565-b2b3-73e0cd6fb785/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i[381110,381123] [2024-12-02 12:12:46,253 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_5fdc8cb2-b176-4565-b2b3-73e0cd6fb785/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i[381274,381287] [2024-12-02 12:12:46,254 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_5fdc8cb2-b176-4565-b2b3-73e0cd6fb785/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i[381439,381452] [2024-12-02 12:12:46,264 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 12:12:46,510 INFO L204 MainTranslator]: Completed translation [2024-12-02 12:12:46,511 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:12:46 WrapperNode [2024-12-02 12:12:46,511 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 12:12:46,512 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 12:12:46,512 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 12:12:46,513 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 12:12:46,519 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:12:46" (1/1) ... [2024-12-02 12:12:46,584 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:12:46" (1/1) ... [2024-12-02 12:12:46,774 INFO L138 Inliner]: procedures = 490, calls = 3263, calls flagged for inlining = 293, calls inlined = 260, statements flattened = 7021 [2024-12-02 12:12:46,774 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 12:12:46,775 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 12:12:46,775 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 12:12:46,775 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 12:12:46,787 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:12:46" (1/1) ... [2024-12-02 12:12:46,787 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:12:46" (1/1) ... [2024-12-02 12:12:46,816 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:12:46" (1/1) ... [2024-12-02 12:12:48,318 INFO L175 MemorySlicer]: Split 1805 memory accesses to 23 slices as follows [11, 51, 562, 10, 1, 53, 981, 4, 3, 5, 8, 2, 2, 42, 7, 2, 40, 5, 5, 6, 1, 2, 2]. 54 percent of accesses are in the largest equivalence class. The 1040 initializations are split as follows [11, 0, 6, 8, 0, 0, 981, 4, 1, 5, 8, 0, 0, 0, 7, 0, 0, 0, 0, 6, 1, 0, 2]. The 405 writes are split as follows [0, 51, 268, 0, 0, 42, 0, 0, 0, 0, 0, 1, 1, 36, 0, 1, 0, 2, 2, 0, 0, 1, 0]. [2024-12-02 12:12:48,318 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:12:46" (1/1) ... [2024-12-02 12:12:48,319 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:12:46" (1/1) ... [2024-12-02 12:12:48,458 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:12:46" (1/1) ... [2024-12-02 12:12:48,471 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:12:46" (1/1) ... [2024-12-02 12:12:48,495 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:12:46" (1/1) ... [2024-12-02 12:12:48,536 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:12:46" (1/1) ... [2024-12-02 12:12:48,554 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:12:46" (1/1) ... [2024-12-02 12:12:48,611 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 12:12:48,612 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 12:12:48,612 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 12:12:48,612 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 12:12:48,613 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:12:46" (1/1) ... [2024-12-02 12:12:48,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 12:12:48,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fdc8cb2-b176-4565-b2b3-73e0cd6fb785/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:12:48,648 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fdc8cb2-b176-4565-b2b3-73e0cd6fb785/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 12:12:48,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fdc8cb2-b176-4565-b2b3-73e0cd6fb785/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 12:12:48,682 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-12-02 12:12:48,682 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-12-02 12:12:48,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-12-02 12:12:48,683 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-12-02 12:12:48,683 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2024-12-02 12:12:48,683 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2024-12-02 12:12:48,683 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-12-02 12:12:48,683 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-12-02 12:12:48,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-12-02 12:12:48,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-12-02 12:12:48,683 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-12-02 12:12:48,683 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-12-02 12:12:48,683 INFO L130 BoogieDeclarations]: Found specification of procedure free_tbufs [2024-12-02 12:12:48,683 INFO L138 BoogieDeclarations]: Found implementation of procedure free_tbufs [2024-12-02 12:12:48,683 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2024-12-02 12:12:48,683 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2024-12-02 12:12:48,684 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-12-02 12:12:48,684 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-12-02 12:12:48,684 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2024-12-02 12:12:48,684 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2024-12-02 12:12:48,684 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-12-02 12:12:48,684 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-12-02 12:12:48,684 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2024-12-02 12:12:48,684 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2024-12-02 12:12:48,684 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_poll [2024-12-02 12:12:48,684 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_poll [2024-12-02 12:12:48,684 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2024-12-02 12:12:48,684 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2024-12-02 12:12:48,684 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-12-02 12:12:48,684 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-12-02 12:12:48,684 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-12-02 12:12:48,685 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-12-02 12:12:48,685 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2024-12-02 12:12:48,685 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2024-12-02 12:12:48,685 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit_low [2024-12-02 12:12:48,685 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit_low [2024-12-02 12:12:48,685 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-12-02 12:12:48,685 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-12-02 12:12:48,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-12-02 12:12:48,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-12-02 12:12:48,685 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-12-02 12:12:48,685 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-12-02 12:12:48,685 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-12-02 12:12:48,685 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-12-02 12:12:48,685 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-12-02 12:12:48,685 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-12-02 12:12:48,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-12-02 12:12:48,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-12-02 12:12:48,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2024-12-02 12:12:48,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2024-12-02 12:12:48,687 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-12-02 12:12:48,687 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-12-02 12:12:48,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-02 12:12:48,687 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2024-12-02 12:12:48,687 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2024-12-02 12:12:48,687 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit [2024-12-02 12:12:48,687 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit [2024-12-02 12:12:48,687 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-12-02 12:12:48,687 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-12-02 12:12:48,687 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-12-02 12:12:48,688 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-12-02 12:12:48,688 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-12-02 12:12:48,688 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-12-02 12:12:48,688 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2024-12-02 12:12:48,688 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2024-12-02 12:12:48,688 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_rbufs [2024-12-02 12:12:48,688 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_rbufs [2024-12-02 12:12:48,688 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-12-02 12:12:48,688 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-12-02 12:12:48,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-12-02 12:12:48,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-12-02 12:12:48,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-12-02 12:12:48,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-12-02 12:12:48,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-12-02 12:12:48,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-12-02 12:12:48,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-12-02 12:12:48,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-12-02 12:12:48,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-12-02 12:12:48,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-12-02 12:12:48,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-12-02 12:12:48,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-12-02 12:12:48,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-12-02 12:12:48,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-12-02 12:12:48,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-12-02 12:12:48,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-12-02 12:12:48,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-12-02 12:12:48,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-12-02 12:12:48,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-12-02 12:12:48,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-12-02 12:12:48,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-12-02 12:12:48,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-12-02 12:12:48,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-12-02 12:12:48,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-12-02 12:12:48,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-12-02 12:12:48,690 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_interrupt [2024-12-02 12:12:48,690 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_interrupt [2024-12-02 12:12:48,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-12-02 12:12:48,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-12-02 12:12:48,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-12-02 12:12:48,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-12-02 12:12:48,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-12-02 12:12:48,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-12-02 12:12:48,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-12-02 12:12:48,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-12-02 12:12:48,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-12-02 12:12:48,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-12-02 12:12:48,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-12-02 12:12:48,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-12-02 12:12:48,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-12-02 12:12:48,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-12-02 12:12:48,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-12-02 12:12:48,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-12-02 12:12:48,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-12-02 12:12:48,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-12-02 12:12:48,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-12-02 12:12:48,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-12-02 12:12:48,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-12-02 12:12:48,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-12-02 12:12:48,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-12-02 12:12:48,691 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-12-02 12:12:48,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-12-02 12:12:48,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-12-02 12:12:48,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-12-02 12:12:48,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-12-02 12:12:48,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-12-02 12:12:48,691 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_task_disable [2024-12-02 12:12:48,691 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_task_disable [2024-12-02 12:12:48,691 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2024-12-02 12:12:48,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2024-12-02 12:12:48,692 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-12-02 12:12:48,692 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-12-02 12:12:48,692 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-12-02 12:12:48,692 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-12-02 12:12:48,692 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_carrier [2024-12-02 12:12:48,692 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_carrier [2024-12-02 12:12:48,692 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_shutdown [2024-12-02 12:12:48,692 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_shutdown [2024-12-02 12:12:48,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-02 12:12:48,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-12-02 12:12:48,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-12-02 12:12:48,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-12-02 12:12:48,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-12-02 12:12:48,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2024-12-02 12:12:48,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2024-12-02 12:12:48,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2024-12-02 12:12:48,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2024-12-02 12:12:48,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 12:12:48,693 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_nway_reset [2024-12-02 12:12:48,693 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_nway_reset [2024-12-02 12:12:48,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-12-02 12:12:48,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-12-02 12:12:48,693 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-12-02 12:12:48,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-12-02 12:12:48,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-12-02 12:12:48,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-12-02 12:12:48,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-12-02 12:12:48,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-12-02 12:12:48,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-12-02 12:12:48,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-12-02 12:12:48,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-12-02 12:12:48,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-12-02 12:12:48,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-12-02 12:12:48,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-12-02 12:12:48,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-12-02 12:12:48,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-12-02 12:12:48,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-12-02 12:12:48,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-12-02 12:12:48,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-12-02 12:12:48,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-12-02 12:12:48,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-12-02 12:12:48,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-12-02 12:12:48,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-12-02 12:12:48,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-12-02 12:12:48,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-12-02 12:12:48,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-12-02 12:12:48,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-12-02 12:12:48,694 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-12-02 12:12:48,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-12-02 12:12:48,694 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2024-12-02 12:12:48,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2024-12-02 12:12:48,694 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-12-02 12:12:48,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-12-02 12:12:48,694 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2024-12-02 12:12:48,694 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2024-12-02 12:12:48,694 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_rx_mode [2024-12-02 12:12:48,694 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_rx_mode [2024-12-02 12:12:48,694 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-12-02 12:12:48,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-12-02 12:12:48,695 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_update_rx_crc_and_missed_errord [2024-12-02 12:12:48,695 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_update_rx_crc_and_missed_errord [2024-12-02 12:12:48,695 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2024-12-02 12:12:48,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2024-12-02 12:12:48,696 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2024-12-02 12:12:48,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2024-12-02 12:12:48,696 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2024-12-02 12:12:48,696 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2024-12-02 12:12:48,696 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-12-02 12:12:48,696 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-12-02 12:12:48,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-12-02 12:12:48,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-12-02 12:12:48,696 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2024-12-02 12:12:48,696 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2024-12-02 12:12:48,696 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-12-02 12:12:48,696 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-12-02 12:12:48,696 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_power_init [2024-12-02 12:12:48,696 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_power_init [2024-12-02 12:12:48,696 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_tx_timeout [2024-12-02 12:12:48,696 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_tx_timeout [2024-12-02 12:12:48,696 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2024-12-02 12:12:48,697 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2024-12-02 12:12:48,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 12:12:48,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 12:12:48,697 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2024-12-02 12:12:48,697 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2024-12-02 12:12:48,697 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-12-02 12:12:48,697 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-12-02 12:12:48,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-12-02 12:12:48,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-12-02 12:12:48,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-12-02 12:12:48,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-12-02 12:12:48,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-12-02 12:12:48,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-12-02 12:12:48,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-12-02 12:12:48,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-12-02 12:12:48,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-12-02 12:12:48,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-12-02 12:12:48,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-12-02 12:12:48,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-12-02 12:12:48,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-12-02 12:12:48,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-12-02 12:12:48,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-12-02 12:12:48,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-12-02 12:12:48,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-12-02 12:12:48,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-12-02 12:12:48,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-12-02 12:12:48,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-12-02 12:12:48,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-12-02 12:12:48,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-12-02 12:12:48,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-12-02 12:12:48,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-12-02 12:12:48,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-12-02 12:12:48,698 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_chip_reset [2024-12-02 12:12:48,698 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_chip_reset [2024-12-02 12:12:48,698 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-12-02 12:12:48,698 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-12-02 12:12:48,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-12-02 12:12:48,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-12-02 12:12:48,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-12-02 12:12:48,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-12-02 12:12:48,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-12-02 12:12:48,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-12-02 12:12:48,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-12-02 12:12:48,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-12-02 12:12:48,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-12-02 12:12:48,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-12-02 12:12:48,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-12-02 12:12:48,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-12-02 12:12:48,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-12-02 12:12:48,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-12-02 12:12:48,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-12-02 12:12:48,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-12-02 12:12:48,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-12-02 12:12:48,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-12-02 12:12:48,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-12-02 12:12:48,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-12-02 12:12:48,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-12-02 12:12:48,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-12-02 12:12:48,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2024-12-02 12:12:48,699 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-12-02 12:12:48,699 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-12-02 12:12:48,699 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-12-02 12:12:48,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-12-02 12:12:48,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-12-02 12:12:48,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-12-02 12:12:48,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-12-02 12:12:48,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-12-02 12:12:48,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-12-02 12:12:48,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-12-02 12:12:48,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-12-02 12:12:48,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-12-02 12:12:48,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-12-02 12:12:48,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-12-02 12:12:48,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-12-02 12:12:48,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-12-02 12:12:48,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-12-02 12:12:48,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-12-02 12:12:48,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-12-02 12:12:48,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-12-02 12:12:48,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-12-02 12:12:48,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-12-02 12:12:48,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2024-12-02 12:12:48,700 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_cam_mask [2024-12-02 12:12:48,701 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_cam_mask [2024-12-02 12:12:48,701 INFO L130 BoogieDeclarations]: Found specification of procedure init_registers [2024-12-02 12:12:48,701 INFO L138 BoogieDeclarations]: Found implementation of procedure init_registers [2024-12-02 12:12:48,701 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-12-02 12:12:48,701 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-12-02 12:12:48,701 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_remove_one [2024-12-02 12:12:48,701 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_remove_one [2024-12-02 12:12:48,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2024-12-02 12:12:48,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2024-12-02 12:12:48,701 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-12-02 12:12:48,701 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-12-02 12:12:48,701 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_close [2024-12-02 12:12:48,701 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_close [2024-12-02 12:12:48,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_task_lock_of_rhine_private [2024-12-02 12:12:48,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_task_lock_of_rhine_private [2024-12-02 12:12:48,701 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-12-02 12:12:48,701 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-12-02 12:12:48,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-02 12:12:48,701 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-12-02 12:12:48,701 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-12-02 12:12:48,701 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-12-02 12:12:48,701 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-12-02 12:12:48,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-12-02 12:12:48,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-12-02 12:12:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-12-02 12:12:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-12-02 12:12:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-12-02 12:12:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-12-02 12:12:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-12-02 12:12:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-12-02 12:12:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-12-02 12:12:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-12-02 12:12:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-12-02 12:12:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-12-02 12:12:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-12-02 12:12:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-12-02 12:12:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-12-02 12:12:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-12-02 12:12:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-12-02 12:12:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-12-02 12:12:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-12-02 12:12:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-12-02 12:12:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-12-02 12:12:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-12-02 12:12:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-12-02 12:12:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_check_media [2024-12-02 12:12:48,702 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_check_media [2024-12-02 12:12:48,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rhine_cleanup_14_2 [2024-12-02 12:12:48,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rhine_cleanup_14_2 [2024-12-02 12:12:48,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-12-02 12:12:48,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-12-02 12:12:48,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-12-02 12:12:48,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-12-02 12:12:48,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-12-02 12:12:48,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-12-02 12:12:48,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-12-02 12:12:48,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-12-02 12:12:48,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-12-02 12:12:48,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-12-02 12:12:48,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-12-02 12:12:48,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-12-02 12:12:48,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-12-02 12:12:48,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-12-02 12:12:48,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-12-02 12:12:48,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-12-02 12:12:48,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-12-02 12:12:48,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-12-02 12:12:48,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-12-02 12:12:48,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-12-02 12:12:48,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-12-02 12:12:48,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-12-02 12:12:48,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-12-02 12:12:48,704 INFO L130 BoogieDeclarations]: Found specification of procedure free_rbufs [2024-12-02 12:12:48,704 INFO L138 BoogieDeclarations]: Found implementation of procedure free_rbufs [2024-12-02 12:12:48,704 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-12-02 12:12:48,704 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-12-02 12:12:48,704 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_get_events [2024-12-02 12:12:48,704 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_get_events [2024-12-02 12:12:48,704 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-12-02 12:12:48,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-12-02 12:12:48,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2024-12-02 12:12:48,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2024-12-02 12:12:48,704 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-12-02 12:12:48,704 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-12-02 12:12:48,704 INFO L130 BoogieDeclarations]: Found specification of procedure enable_mmio [2024-12-02 12:12:48,704 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_mmio [2024-12-02 12:12:48,705 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_vlan_cam_mask [2024-12-02 12:12:48,705 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_vlan_cam_mask [2024-12-02 12:12:48,705 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2024-12-02 12:12:48,705 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2024-12-02 12:12:48,705 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2024-12-02 12:12:48,705 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2024-12-02 12:12:48,705 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-12-02 12:12:48,705 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-12-02 12:12:48,705 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-12-02 12:12:48,705 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-12-02 12:12:48,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-12-02 12:12:48,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-12-02 12:12:48,705 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2024-12-02 12:12:48,705 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2024-12-02 12:12:48,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-12-02 12:12:48,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-12-02 12:12:48,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-12-02 12:12:48,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-12-02 12:12:48,705 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-12-02 12:12:48,705 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-12-02 12:12:48,705 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-12-02 12:12:48,705 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-12-02 12:12:48,705 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_disable_linkmon [2024-12-02 12:12:48,706 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_disable_linkmon [2024-12-02 12:12:48,706 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_ack_events [2024-12-02 12:12:48,706 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_ack_events [2024-12-02 12:12:48,706 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-12-02 12:12:48,706 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-12-02 12:12:48,706 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_resume [2024-12-02 12:12:48,706 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_resume [2024-12-02 12:12:48,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-12-02 12:12:48,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-12-02 12:12:48,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-12-02 12:12:48,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-12-02 12:12:48,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-12-02 12:12:48,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-12-02 12:12:48,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-12-02 12:12:48,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-12-02 12:12:48,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-12-02 12:12:48,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-12-02 12:12:48,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-12-02 12:12:48,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-12-02 12:12:48,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-12-02 12:12:48,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-12-02 12:12:48,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-12-02 12:12:48,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-12-02 12:12:48,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-12-02 12:12:48,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-12-02 12:12:48,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-12-02 12:12:48,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-12-02 12:12:48,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-12-02 12:12:48,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-12-02 12:12:48,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-12-02 12:12:48,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-12-02 12:12:48,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-12-02 12:12:48,707 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2024-12-02 12:12:48,707 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2024-12-02 12:12:48,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-12-02 12:12:48,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-12-02 12:12:48,707 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2024-12-02 12:12:48,707 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2024-12-02 12:12:48,708 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-12-02 12:12:48,708 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-12-02 12:12:48,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_task_lock_of_rhine_private [2024-12-02 12:12:48,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_task_lock_of_rhine_private [2024-12-02 12:12:48,708 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit_high [2024-12-02 12:12:48,708 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit_high [2024-12-02 12:12:48,708 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_irq_disable [2024-12-02 12:12:48,708 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_irq_disable [2024-12-02 12:12:48,708 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_task_enable [2024-12-02 12:12:48,708 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_task_enable [2024-12-02 12:12:48,708 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tbufs [2024-12-02 12:12:48,708 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tbufs [2024-12-02 12:12:48,708 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2024-12-02 12:12:48,708 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2024-12-02 12:12:48,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-12-02 12:12:48,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-12-02 12:12:48,708 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2024-12-02 12:12:48,708 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2024-12-02 12:12:48,708 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-12-02 12:12:48,708 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-12-02 12:12:48,708 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_enable_linkmon [2024-12-02 12:12:48,708 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_enable_linkmon [2024-12-02 12:12:48,709 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_update_vcam [2024-12-02 12:12:48,709 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_update_vcam [2024-12-02 12:12:48,709 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-12-02 12:12:48,709 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-12-02 12:12:48,709 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-12-02 12:12:48,709 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-12-02 12:12:48,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 12:12:48,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-12-02 12:12:48,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-12-02 12:12:48,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-12-02 12:12:48,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-12-02 12:12:48,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-12-02 12:12:48,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-12-02 12:12:48,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-12-02 12:12:48,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-12-02 12:12:48,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-12-02 12:12:48,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-12-02 12:12:48,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-12-02 12:12:48,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-12-02 12:12:48,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-12-02 12:12:48,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-12-02 12:12:48,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-12-02 12:12:48,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-12-02 12:12:48,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-12-02 12:12:48,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-12-02 12:12:48,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-12-02 12:12:48,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-12-02 12:12:48,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-12-02 12:12:48,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-12-02 12:12:48,710 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_suspend [2024-12-02 12:12:48,710 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_suspend [2024-12-02 12:12:48,710 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_open [2024-12-02 12:12:48,711 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_open [2024-12-02 12:12:48,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-12-02 12:12:48,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-12-02 12:12:49,789 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 12:12:49,793 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 12:12:49,818 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-12-02 12:13:04,161 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-12-02 12:13:05,394 INFO L? ?]: Removed 2895 outVars from TransFormulas that were not future-live. [2024-12-02 12:13:05,395 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 12:13:05,474 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 12:13:05,475 INFO L312 CfgBuilder]: Removed 6 assume(true) statements. [2024-12-02 12:13:05,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:13:05 BoogieIcfgContainer [2024-12-02 12:13:05,476 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 12:13:05,478 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 12:13:05,478 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 12:13:05,484 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 12:13:05,484 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 12:12:42" (1/3) ... [2024-12-02 12:13:05,485 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63b9f6d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:13:05, skipping insertion in model container [2024-12-02 12:13:05,485 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:12:46" (2/3) ... [2024-12-02 12:13:05,487 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63b9f6d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:13:05, skipping insertion in model container [2024-12-02 12:13:05,487 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:13:05" (3/3) ... [2024-12-02 12:13:05,488 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i [2024-12-02 12:13:05,506 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 12:13:05,509 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i that has 154 procedures, 2646 locations, 1 initial locations, 23 loop locations, and 3 error locations. [2024-12-02 12:13:05,632 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 12:13:05,642 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;@5acddedb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 12:13:05,642 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-12-02 12:13:05,654 INFO L276 IsEmpty]: Start isEmpty. Operand has 2560 states, 1812 states have (on average 1.314569536423841) internal successors, (2382), 1860 states have internal predecessors, (2382), 615 states have call successors, (615), 132 states have call predecessors, (615), 131 states have return successors, (606), 595 states have call predecessors, (606), 606 states have call successors, (606) [2024-12-02 12:13:05,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-12-02 12:13:05,677 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:13:05,678 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:13:05,678 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 12:13:05,683 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:13:05,684 INFO L85 PathProgramCache]: Analyzing trace with hash -1352535777, now seen corresponding path program 1 times [2024-12-02 12:13:05,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:13:05,693 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385950435] [2024-12-02 12:13:05,693 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:13:05,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:13:13,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:13:14,931 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-12-02 12:13:14,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:13:14,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385950435] [2024-12-02 12:13:14,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [385950435] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:13:14,933 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:13:14,933 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 12:13:14,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [10604038] [2024-12-02 12:13:14,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:13:14,939 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:13:14,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:13:14,964 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:13:14,964 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 12:13:14,972 INFO L87 Difference]: Start difference. First operand has 2560 states, 1812 states have (on average 1.314569536423841) internal successors, (2382), 1860 states have internal predecessors, (2382), 615 states have call successors, (615), 132 states have call predecessors, (615), 131 states have return successors, (606), 595 states have call predecessors, (606), 606 states have call successors, (606) Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-12-02 12:13:19,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 12:13:20,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:13:20,284 INFO L93 Difference]: Finished difference Result 7445 states and 10685 transitions. [2024-12-02 12:13:20,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:13:20,287 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 184 [2024-12-02 12:13:20,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:13:20,346 INFO L225 Difference]: With dead ends: 7445 [2024-12-02 12:13:20,346 INFO L226 Difference]: Without dead ends: 4905 [2024-12-02 12:13:20,368 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 12:13:20,372 INFO L435 NwaCegarLoop]: 3533 mSDtfsCounter, 3377 mSDsluCounter, 3444 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3377 SdHoareTripleChecker+Valid, 6977 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-12-02 12:13:20,372 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3377 Valid, 6977 Invalid, 44 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 34 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2024-12-02 12:13:20,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4905 states. [2024-12-02 12:13:20,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4905 to 4901. [2024-12-02 12:13:20,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4901 states, 3483 states have (on average 1.2937123169681308) internal successors, (4506), 3568 states have internal predecessors, (4506), 1159 states have call successors, (1159), 257 states have call predecessors, (1159), 256 states have return successors, (1155), 1133 states have call predecessors, (1155), 1155 states have call successors, (1155) [2024-12-02 12:13:20,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4901 states to 4901 states and 6820 transitions. [2024-12-02 12:13:20,775 INFO L78 Accepts]: Start accepts. Automaton has 4901 states and 6820 transitions. Word has length 184 [2024-12-02 12:13:20,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:13:20,777 INFO L471 AbstractCegarLoop]: Abstraction has 4901 states and 6820 transitions. [2024-12-02 12:13:20,777 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-12-02 12:13:20,777 INFO L276 IsEmpty]: Start isEmpty. Operand 4901 states and 6820 transitions. [2024-12-02 12:13:20,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-12-02 12:13:20,785 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:13:20,785 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:13:20,786 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-02 12:13:20,786 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 12:13:20,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:13:20,787 INFO L85 PathProgramCache]: Analyzing trace with hash -1373701806, now seen corresponding path program 1 times [2024-12-02 12:13:20,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:13:20,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022608981] [2024-12-02 12:13:20,787 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:13:20,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:13:29,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:13:30,121 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-12-02 12:13:30,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:13:30,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022608981] [2024-12-02 12:13:30,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2022608981] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:13:30,121 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:13:30,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 12:13:30,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228909686] [2024-12-02 12:13:30,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:13:30,124 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:13:30,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:13:30,124 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:13:30,125 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 12:13:30,125 INFO L87 Difference]: Start difference. First operand 4901 states and 6820 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 12:13:34,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 12:13:36,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:13:36,221 INFO L93 Difference]: Finished difference Result 14081 states and 19588 transitions. [2024-12-02 12:13:36,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:13:36,222 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 186 [2024-12-02 12:13:36,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:13:36,269 INFO L225 Difference]: With dead ends: 14081 [2024-12-02 12:13:36,269 INFO L226 Difference]: Without dead ends: 9213 [2024-12-02 12:13:36,288 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 12:13:36,288 INFO L435 NwaCegarLoop]: 3624 mSDtfsCounter, 3020 mSDsluCounter, 3399 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3020 SdHoareTripleChecker+Valid, 7023 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2024-12-02 12:13:36,289 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3020 Valid, 7023 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 121 Invalid, 1 Unknown, 0 Unchecked, 5.8s Time] [2024-12-02 12:13:36,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9213 states. [2024-12-02 12:13:36,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9213 to 9192. [2024-12-02 12:13:36,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9192 states, 6519 states have (on average 1.2894615738610216) internal successors, (8406), 6673 states have internal predecessors, (8406), 2167 states have call successors, (2167), 504 states have call predecessors, (2167), 503 states have return successors, (2163), 2120 states have call predecessors, (2163), 2163 states have call successors, (2163) [2024-12-02 12:13:36,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9192 states to 9192 states and 12736 transitions. [2024-12-02 12:13:36,682 INFO L78 Accepts]: Start accepts. Automaton has 9192 states and 12736 transitions. Word has length 186 [2024-12-02 12:13:36,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:13:36,683 INFO L471 AbstractCegarLoop]: Abstraction has 9192 states and 12736 transitions. [2024-12-02 12:13:36,683 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 12:13:36,683 INFO L276 IsEmpty]: Start isEmpty. Operand 9192 states and 12736 transitions. [2024-12-02 12:13:36,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-12-02 12:13:36,687 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:13:36,687 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:13:36,687 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 12:13:36,687 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 12:13:36,688 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:13:36,688 INFO L85 PathProgramCache]: Analyzing trace with hash 747578570, now seen corresponding path program 1 times [2024-12-02 12:13:36,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:13:36,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949096408] [2024-12-02 12:13:36,688 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:13:36,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:13:44,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:13:44,724 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-12-02 12:13:44,725 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:13:44,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949096408] [2024-12-02 12:13:44,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [949096408] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:13:44,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:13:44,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 12:13:44,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944434404] [2024-12-02 12:13:44,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:13:44,726 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:13:44,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:13:44,726 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:13:44,726 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 12:13:44,726 INFO L87 Difference]: Start difference. First operand 9192 states and 12736 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-12-02 12:13:48,862 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 12:13:50,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:13:50,674 INFO L93 Difference]: Finished difference Result 25762 states and 35662 transitions. [2024-12-02 12:13:50,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:13:50,675 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 188 [2024-12-02 12:13:50,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:13:50,807 INFO L225 Difference]: With dead ends: 25762 [2024-12-02 12:13:50,807 INFO L226 Difference]: Without dead ends: 16603 [2024-12-02 12:13:50,858 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 12:13:50,859 INFO L435 NwaCegarLoop]: 3510 mSDtfsCounter, 2856 mSDsluCounter, 3396 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2856 SdHoareTripleChecker+Valid, 6906 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-12-02 12:13:50,859 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2856 Valid, 6906 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 83 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2024-12-02 12:13:50,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16603 states. [2024-12-02 12:13:51,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16603 to 16578. [2024-12-02 12:13:51,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16578 states, 11695 states have (on average 1.2890979050876443) internal successors, (15076), 11989 states have internal predecessors, (15076), 3927 states have call successors, (3927), 958 states have call predecessors, (3927), 953 states have return successors, (3925), 3826 states have call predecessors, (3925), 3923 states have call successors, (3925) [2024-12-02 12:13:51,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16578 states to 16578 states and 22928 transitions. [2024-12-02 12:13:51,845 INFO L78 Accepts]: Start accepts. Automaton has 16578 states and 22928 transitions. Word has length 188 [2024-12-02 12:13:51,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:13:51,846 INFO L471 AbstractCegarLoop]: Abstraction has 16578 states and 22928 transitions. [2024-12-02 12:13:51,847 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-12-02 12:13:51,847 INFO L276 IsEmpty]: Start isEmpty. Operand 16578 states and 22928 transitions. [2024-12-02 12:13:51,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-12-02 12:13:51,852 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:13:51,852 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:13:51,852 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 12:13:51,853 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 12:13:51,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:13:51,853 INFO L85 PathProgramCache]: Analyzing trace with hash -367570064, now seen corresponding path program 1 times [2024-12-02 12:13:51,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:13:51,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024743154] [2024-12-02 12:13:51,854 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:13:51,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:13:59,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:14:00,273 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-12-02 12:14:00,273 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:14:00,273 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024743154] [2024-12-02 12:14:00,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2024743154] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:14:00,273 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:14:00,273 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 12:14:00,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880200400] [2024-12-02 12:14:00,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:14:00,274 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:14:00,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:14:00,275 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:14:00,275 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 12:14:00,275 INFO L87 Difference]: Start difference. First operand 16578 states and 22928 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-12-02 12:14:04,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 12:14:05,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:14:05,595 INFO L93 Difference]: Finished difference Result 41502 states and 57366 transitions. [2024-12-02 12:14:05,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:14:05,595 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 198 [2024-12-02 12:14:05,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:14:05,759 INFO L225 Difference]: With dead ends: 41502 [2024-12-02 12:14:05,759 INFO L226 Difference]: Without dead ends: 24957 [2024-12-02 12:14:05,823 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 12:14:05,824 INFO L435 NwaCegarLoop]: 3510 mSDtfsCounter, 3410 mSDsluCounter, 3472 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3410 SdHoareTripleChecker+Valid, 6982 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-12-02 12:14:05,825 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3410 Valid, 6982 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 24 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-12-02 12:14:05,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24957 states. [2024-12-02 12:14:06,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24957 to 24932. [2024-12-02 12:14:06,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24932 states, 17578 states have (on average 1.286437592445102) internal successors, (22613), 18032 states have internal predecessors, (22613), 5904 states have call successors, (5904), 1454 states have call predecessors, (5904), 1447 states have return successors, (5903), 5739 states have call predecessors, (5903), 5900 states have call successors, (5903) [2024-12-02 12:14:06,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24932 states to 24932 states and 34420 transitions. [2024-12-02 12:14:06,704 INFO L78 Accepts]: Start accepts. Automaton has 24932 states and 34420 transitions. Word has length 198 [2024-12-02 12:14:06,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:14:06,704 INFO L471 AbstractCegarLoop]: Abstraction has 24932 states and 34420 transitions. [2024-12-02 12:14:06,704 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-12-02 12:14:06,704 INFO L276 IsEmpty]: Start isEmpty. Operand 24932 states and 34420 transitions. [2024-12-02 12:14:06,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-12-02 12:14:06,708 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:14:06,708 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:14:06,708 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 12:14:06,709 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 12:14:06,709 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:14:06,709 INFO L85 PathProgramCache]: Analyzing trace with hash -40951682, now seen corresponding path program 1 times [2024-12-02 12:14:06,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:14:06,709 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39855581] [2024-12-02 12:14:06,709 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:14:06,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:14:14,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:14:14,480 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-12-02 12:14:14,480 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:14:14,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39855581] [2024-12-02 12:14:14,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [39855581] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:14:14,481 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:14:14,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 12:14:14,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335948252] [2024-12-02 12:14:14,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:14:14,481 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:14:14,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:14:14,482 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:14:14,482 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 12:14:14,482 INFO L87 Difference]: Start difference. First operand 24932 states and 34420 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-12-02 12:14:18,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 12:14:20,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:14:20,462 INFO L93 Difference]: Finished difference Result 58283 states and 80321 transitions. [2024-12-02 12:14:20,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:14:20,463 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 198 [2024-12-02 12:14:20,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:14:20,611 INFO L225 Difference]: With dead ends: 58283 [2024-12-02 12:14:20,611 INFO L226 Difference]: Without dead ends: 33384 [2024-12-02 12:14:20,689 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 12:14:20,690 INFO L435 NwaCegarLoop]: 4042 mSDtfsCounter, 2885 mSDsluCounter, 3425 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 18 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2885 SdHoareTripleChecker+Valid, 7467 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-12-02 12:14:20,690 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2885 Valid, 7467 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 76 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2024-12-02 12:14:20,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33384 states. [2024-12-02 12:14:21,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33384 to 33353. [2024-12-02 12:14:21,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33353 states, 23439 states have (on average 1.2811553393916122) internal successors, (30029), 24064 states have internal predecessors, (30029), 7864 states have call successors, (7864), 2062 states have call predecessors, (7864), 2047 states have return successors, (7864), 7609 states have call predecessors, (7864), 7860 states have call successors, (7864) [2024-12-02 12:14:22,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33353 states to 33353 states and 45757 transitions. [2024-12-02 12:14:22,097 INFO L78 Accepts]: Start accepts. Automaton has 33353 states and 45757 transitions. Word has length 198 [2024-12-02 12:14:22,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:14:22,097 INFO L471 AbstractCegarLoop]: Abstraction has 33353 states and 45757 transitions. [2024-12-02 12:14:22,097 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-12-02 12:14:22,097 INFO L276 IsEmpty]: Start isEmpty. Operand 33353 states and 45757 transitions. [2024-12-02 12:14:22,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-12-02 12:14:22,100 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:14:22,101 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 14, 14, 14, 14, 14, 14, 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] [2024-12-02 12:14:22,101 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 12:14:22,101 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 12:14:22,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:14:22,101 INFO L85 PathProgramCache]: Analyzing trace with hash 854367025, now seen corresponding path program 1 times [2024-12-02 12:14:22,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:14:22,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76443684] [2024-12-02 12:14:22,102 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:14:22,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:14:29,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:14:30,300 INFO L134 CoverageAnalysis]: Checked inductivity of 913 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 906 trivial. 0 not checked. [2024-12-02 12:14:30,300 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:14:30,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76443684] [2024-12-02 12:14:30,301 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [76443684] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:14:30,301 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:14:30,301 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 12:14:30,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349470780] [2024-12-02 12:14:30,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:14:30,302 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:14:30,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:14:30,303 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:14:30,303 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 12:14:30,303 INFO L87 Difference]: Start difference. First operand 33353 states and 45757 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-12-02 12:14:34,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 12:14:36,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:14:36,467 INFO L93 Difference]: Finished difference Result 91875 states and 126064 transitions. [2024-12-02 12:14:36,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:14:36,468 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 211 [2024-12-02 12:14:36,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:14:36,725 INFO L225 Difference]: With dead ends: 91875 [2024-12-02 12:14:36,725 INFO L226 Difference]: Without dead ends: 58555 [2024-12-02 12:14:36,838 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 12:14:36,838 INFO L435 NwaCegarLoop]: 4459 mSDtfsCounter, 3334 mSDsluCounter, 3448 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3334 SdHoareTripleChecker+Valid, 7907 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-12-02 12:14:36,839 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3334 Valid, 7907 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 52 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2024-12-02 12:14:36,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58555 states. [2024-12-02 12:14:38,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58555 to 58506. [2024-12-02 12:14:38,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58506 states, 41295 states have (on average 1.2796948783145659) internal successors, (52845), 42424 states have internal predecessors, (52845), 13643 states have call successors, (13643), 3594 states have call predecessors, (13643), 3565 states have return successors, (13647), 13157 states have call predecessors, (13647), 13639 states have call successors, (13647) [2024-12-02 12:14:38,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58506 states to 58506 states and 80135 transitions. [2024-12-02 12:14:38,641 INFO L78 Accepts]: Start accepts. Automaton has 58506 states and 80135 transitions. Word has length 211 [2024-12-02 12:14:38,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:14:38,642 INFO L471 AbstractCegarLoop]: Abstraction has 58506 states and 80135 transitions. [2024-12-02 12:14:38,642 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-12-02 12:14:38,642 INFO L276 IsEmpty]: Start isEmpty. Operand 58506 states and 80135 transitions. [2024-12-02 12:14:38,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2024-12-02 12:14:38,646 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:14:38,646 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 14, 14, 14, 14, 14, 14, 4, 4, 4, 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] [2024-12-02 12:14:38,647 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 12:14:38,647 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 12:14:38,647 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:14:38,647 INFO L85 PathProgramCache]: Analyzing trace with hash 808097551, now seen corresponding path program 1 times [2024-12-02 12:14:38,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:14:38,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813727061] [2024-12-02 12:14:38,647 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:14:38,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:14:45,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:14:46,226 INFO L134 CoverageAnalysis]: Checked inductivity of 1041 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 1029 trivial. 0 not checked. [2024-12-02 12:14:46,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:14:46,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1813727061] [2024-12-02 12:14:46,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1813727061] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:14:46,227 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:14:46,227 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 12:14:46,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693427418] [2024-12-02 12:14:46,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:14:46,228 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:14:46,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:14:46,228 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:14:46,228 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 12:14:46,229 INFO L87 Difference]: Start difference. First operand 58506 states and 80135 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-12-02 12:14:50,317 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 12:14:53,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:14:53,234 INFO L93 Difference]: Finished difference Result 172597 states and 236560 transitions. [2024-12-02 12:14:53,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:14:53,234 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 251 [2024-12-02 12:14:53,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:14:53,744 INFO L225 Difference]: With dead ends: 172597 [2024-12-02 12:14:53,744 INFO L226 Difference]: Without dead ends: 114337 [2024-12-02 12:14:53,943 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 12:14:53,943 INFO L435 NwaCegarLoop]: 5119 mSDtfsCounter, 3320 mSDsluCounter, 3462 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3320 SdHoareTripleChecker+Valid, 8581 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-12-02 12:14:53,944 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3320 Valid, 8581 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 32 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-12-02 12:14:54,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114337 states. [2024-12-02 12:14:57,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114337 to 114333. [2024-12-02 12:14:57,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114333 states, 80844 states have (on average 1.2797486517243086) internal successors, (103460), 82924 states have internal predecessors, (103460), 26513 states have call successors, (26513), 7014 states have call predecessors, (26513), 6973 states have return successors, (26525), 25734 states have call predecessors, (26525), 26509 states have call successors, (26525) [2024-12-02 12:14:57,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114333 states to 114333 states and 156498 transitions. [2024-12-02 12:14:58,039 INFO L78 Accepts]: Start accepts. Automaton has 114333 states and 156498 transitions. Word has length 251 [2024-12-02 12:14:58,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:14:58,040 INFO L471 AbstractCegarLoop]: Abstraction has 114333 states and 156498 transitions. [2024-12-02 12:14:58,040 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-12-02 12:14:58,040 INFO L276 IsEmpty]: Start isEmpty. Operand 114333 states and 156498 transitions. [2024-12-02 12:14:58,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2024-12-02 12:14:58,044 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:14:58,044 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 14, 14, 14, 14, 14, 14, 4, 4, 4, 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] [2024-12-02 12:14:58,045 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 12:14:58,045 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 12:14:58,045 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:14:58,045 INFO L85 PathProgramCache]: Analyzing trace with hash -1563641711, now seen corresponding path program 1 times [2024-12-02 12:14:58,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:14:58,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789763434] [2024-12-02 12:14:58,045 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:14:58,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:15:06,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:15:08,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1041 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1041 trivial. 0 not checked. [2024-12-02 12:15:08,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:15:08,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789763434] [2024-12-02 12:15:08,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789763434] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:15:08,098 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:15:08,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 12:15:08,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401912088] [2024-12-02 12:15:08,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:15:08,098 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 12:15:08,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:15:08,099 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 12:15:08,099 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 12:15:08,099 INFO L87 Difference]: Start difference. First operand 114333 states and 156498 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-12-02 12:15:10,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:15:10,699 INFO L93 Difference]: Finished difference Result 114339 states and 156503 transitions. [2024-12-02 12:15:10,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 12:15:10,700 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 251 [2024-12-02 12:15:10,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:15:11,138 INFO L225 Difference]: With dead ends: 114339 [2024-12-02 12:15:11,138 INFO L226 Difference]: Without dead ends: 114337 [2024-12-02 12:15:11,186 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 12:15:11,187 INFO L435 NwaCegarLoop]: 3492 mSDtfsCounter, 3426 mSDsluCounter, 6979 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3427 SdHoareTripleChecker+Valid, 10471 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 12:15:11,187 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3427 Valid, 10471 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 12:15:11,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114337 states. [2024-12-02 12:15:15,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114337 to 114337. [2024-12-02 12:15:15,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114337 states, 80847 states have (on average 1.279738271055203) internal successors, (103463), 82927 states have internal predecessors, (103463), 26513 states have call successors, (26513), 7015 states have call predecessors, (26513), 6974 states have return successors, (26525), 25734 states have call predecessors, (26525), 26509 states have call successors, (26525) [2024-12-02 12:15:15,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114337 states to 114337 states and 156501 transitions. [2024-12-02 12:15:15,725 INFO L78 Accepts]: Start accepts. Automaton has 114337 states and 156501 transitions. Word has length 251 [2024-12-02 12:15:15,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:15:15,725 INFO L471 AbstractCegarLoop]: Abstraction has 114337 states and 156501 transitions. [2024-12-02 12:15:15,725 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-12-02 12:15:15,726 INFO L276 IsEmpty]: Start isEmpty. Operand 114337 states and 156501 transitions. [2024-12-02 12:15:15,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2024-12-02 12:15:15,730 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:15:15,730 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 14, 14, 14, 14, 14, 14, 4, 4, 4, 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] [2024-12-02 12:15:15,730 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 12:15:15,730 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 12:15:15,730 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:15:15,731 INFO L85 PathProgramCache]: Analyzing trace with hash 1889341367, now seen corresponding path program 1 times [2024-12-02 12:15:15,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:15:15,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402561851] [2024-12-02 12:15:15,731 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:15:15,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:15:23,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:15:24,821 INFO L134 CoverageAnalysis]: Checked inductivity of 1043 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1041 trivial. 0 not checked. [2024-12-02 12:15:24,821 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:15:24,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402561851] [2024-12-02 12:15:24,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402561851] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:15:24,821 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:15:24,821 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 12:15:24,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843814179] [2024-12-02 12:15:24,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:15:24,822 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 12:15:24,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:15:24,822 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 12:15:24,823 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 12:15:24,823 INFO L87 Difference]: Start difference. First operand 114337 states and 156501 transitions. Second operand has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-12-02 12:15:27,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:15:27,700 INFO L93 Difference]: Finished difference Result 114343 states and 156506 transitions. [2024-12-02 12:15:27,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 12:15:27,701 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 256 [2024-12-02 12:15:27,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:15:28,182 INFO L225 Difference]: With dead ends: 114343 [2024-12-02 12:15:28,182 INFO L226 Difference]: Without dead ends: 114341 [2024-12-02 12:15:28,248 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 12:15:28,248 INFO L435 NwaCegarLoop]: 3495 mSDtfsCounter, 3422 mSDsluCounter, 6980 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3423 SdHoareTripleChecker+Valid, 10475 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 12:15:28,249 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3423 Valid, 10475 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 12:15:28,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114341 states. [2024-12-02 12:15:31,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114341 to 114341. [2024-12-02 12:15:32,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114341 states, 80850 states have (on average 1.2797278911564627) internal successors, (103466), 82930 states have internal predecessors, (103466), 26513 states have call successors, (26513), 7016 states have call predecessors, (26513), 6975 states have return successors, (26525), 25734 states have call predecessors, (26525), 26509 states have call successors, (26525) [2024-12-02 12:15:32,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114341 states to 114341 states and 156504 transitions. [2024-12-02 12:15:32,527 INFO L78 Accepts]: Start accepts. Automaton has 114341 states and 156504 transitions. Word has length 256 [2024-12-02 12:15:32,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:15:32,528 INFO L471 AbstractCegarLoop]: Abstraction has 114341 states and 156504 transitions. [2024-12-02 12:15:32,528 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-12-02 12:15:32,528 INFO L276 IsEmpty]: Start isEmpty. Operand 114341 states and 156504 transitions. [2024-12-02 12:15:32,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2024-12-02 12:15:32,532 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:15:32,532 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 14, 14, 14, 14, 14, 14, 5, 5, 5, 3, 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] [2024-12-02 12:15:32,532 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 12:15:32,532 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 12:15:32,533 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:15:32,533 INFO L85 PathProgramCache]: Analyzing trace with hash 1836080098, now seen corresponding path program 1 times [2024-12-02 12:15:32,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:15:32,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021545216] [2024-12-02 12:15:32,533 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:15:32,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:15:40,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:15:40,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1059 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1049 trivial. 0 not checked. [2024-12-02 12:15:40,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:15:40,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021545216] [2024-12-02 12:15:40,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021545216] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:15:40,805 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:15:40,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 12:15:40,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675294891] [2024-12-02 12:15:40,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:15:40,806 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:15:40,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:15:40,807 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:15:40,807 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 12:15:40,807 INFO L87 Difference]: Start difference. First operand 114341 states and 156504 transitions. Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 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 12:15:44,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 12:15:50,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:15:50,686 INFO L93 Difference]: Finished difference Result 284317 states and 389380 transitions. [2024-12-02 12:15:50,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:15:50,687 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 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 271 [2024-12-02 12:15:50,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:15:51,352 INFO L225 Difference]: With dead ends: 284317 [2024-12-02 12:15:51,352 INFO L226 Difference]: Without dead ends: 170222 [2024-12-02 12:15:51,663 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 12:15:51,664 INFO L435 NwaCegarLoop]: 6813 mSDtfsCounter, 3336 mSDsluCounter, 3464 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3336 SdHoareTripleChecker+Valid, 10277 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-12-02 12:15:51,665 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3336 Valid, 10277 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 33 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-12-02 12:15:51,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170222 states. [2024-12-02 12:15:57,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170222 to 170200. [2024-12-02 12:15:57,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170200 states, 120431 states have (on average 1.2796788202373144) internal successors, (154113), 123462 states have internal predecessors, (154113), 39383 states have call successors, (39383), 10436 states have call predecessors, (39383), 10383 states have return successors, (39403), 38311 states have call predecessors, (39403), 39379 states have call successors, (39403) [2024-12-02 12:15:58,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170200 states to 170200 states and 232899 transitions. [2024-12-02 12:15:58,270 INFO L78 Accepts]: Start accepts. Automaton has 170200 states and 232899 transitions. Word has length 271 [2024-12-02 12:15:58,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:15:58,271 INFO L471 AbstractCegarLoop]: Abstraction has 170200 states and 232899 transitions. [2024-12-02 12:15:58,271 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 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 12:15:58,271 INFO L276 IsEmpty]: Start isEmpty. Operand 170200 states and 232899 transitions. [2024-12-02 12:15:58,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2024-12-02 12:15:58,274 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:15:58,274 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 14, 14, 14, 14, 14, 14, 4, 4, 4, 3, 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] [2024-12-02 12:15:58,274 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-12-02 12:15:58,274 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 12:15:58,275 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:15:58,275 INFO L85 PathProgramCache]: Analyzing trace with hash 2069911569, now seen corresponding path program 1 times [2024-12-02 12:15:58,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:15:58,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851058363] [2024-12-02 12:15:58,275 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:15:58,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:16:06,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:16:08,266 INFO L134 CoverageAnalysis]: Checked inductivity of 1049 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1045 trivial. 0 not checked. [2024-12-02 12:16:08,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:16:08,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851058363] [2024-12-02 12:16:08,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1851058363] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:16:08,267 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:16:08,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 12:16:08,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853684204] [2024-12-02 12:16:08,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:16:08,268 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 12:16:08,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:16:08,269 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 12:16:08,269 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 12:16:08,269 INFO L87 Difference]: Start difference. First operand 170200 states and 232899 transitions. Second operand has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-12-02 12:16:13,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:16:13,417 INFO L93 Difference]: Finished difference Result 170206 states and 232904 transitions. [2024-12-02 12:16:13,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 12:16:13,418 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 261 [2024-12-02 12:16:13,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:16:14,105 INFO L225 Difference]: With dead ends: 170206 [2024-12-02 12:16:14,105 INFO L226 Difference]: Without dead ends: 170202 [2024-12-02 12:16:14,177 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 12:16:14,178 INFO L435 NwaCegarLoop]: 3495 mSDtfsCounter, 3421 mSDsluCounter, 6980 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3422 SdHoareTripleChecker+Valid, 10475 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 12:16:14,178 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3422 Valid, 10475 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 12:16:14,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170202 states. [2024-12-02 12:16:20,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170202 to 170202. [2024-12-02 12:16:20,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170202 states, 120433 states have (on average 1.2796658723107455) internal successors, (154114), 123463 states have internal predecessors, (154114), 39383 states have call successors, (39383), 10437 states have call predecessors, (39383), 10383 states have return successors, (39403), 38311 states have call predecessors, (39403), 39379 states have call successors, (39403) [2024-12-02 12:16:20,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170202 states to 170202 states and 232900 transitions. [2024-12-02 12:16:21,084 INFO L78 Accepts]: Start accepts. Automaton has 170202 states and 232900 transitions. Word has length 261 [2024-12-02 12:16:21,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:16:21,084 INFO L471 AbstractCegarLoop]: Abstraction has 170202 states and 232900 transitions. [2024-12-02 12:16:21,084 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-12-02 12:16:21,085 INFO L276 IsEmpty]: Start isEmpty. Operand 170202 states and 232900 transitions. [2024-12-02 12:16:21,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2024-12-02 12:16:21,088 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:16:21,088 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 14, 14, 14, 14, 14, 14, 4, 4, 4, 4, 3, 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] [2024-12-02 12:16:21,088 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-12-02 12:16:21,088 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 12:16:21,088 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:16:21,088 INFO L85 PathProgramCache]: Analyzing trace with hash 689655735, now seen corresponding path program 1 times [2024-12-02 12:16:21,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:16:21,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627424068] [2024-12-02 12:16:21,089 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:16:21,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:16:30,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:16:31,766 INFO L134 CoverageAnalysis]: Checked inductivity of 1059 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1053 trivial. 0 not checked. [2024-12-02 12:16:31,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:16:31,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627424068] [2024-12-02 12:16:31,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [627424068] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:16:31,766 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:16:31,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 12:16:31,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63368719] [2024-12-02 12:16:31,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:16:31,767 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 12:16:31,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:16:31,768 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 12:16:31,768 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 12:16:31,768 INFO L87 Difference]: Start difference. First operand 170202 states and 232900 transitions. Second operand has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-12-02 12:16:37,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:16:37,595 INFO L93 Difference]: Finished difference Result 195900 states and 265564 transitions. [2024-12-02 12:16:37,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 12:16:37,596 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 266 [2024-12-02 12:16:37,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:16:38,447 INFO L225 Difference]: With dead ends: 195900 [2024-12-02 12:16:38,447 INFO L226 Difference]: Without dead ends: 194990 [2024-12-02 12:16:38,510 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 12:16:38,510 INFO L435 NwaCegarLoop]: 3610 mSDtfsCounter, 3216 mSDsluCounter, 8059 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3216 SdHoareTripleChecker+Valid, 11669 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 12:16:38,510 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3216 Valid, 11669 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 12:16:38,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194990 states. [2024-12-02 12:16:46,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194990 to 194990. [2024-12-02 12:16:46,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194990 states, 137201 states have (on average 1.275187498633392) internal successors, (174957), 140615 states have internal predecessors, (174957), 44662 states have call successors, (44662), 13161 states have call predecessors, (44662), 13125 states have return successors, (44686), 43559 states have call predecessors, (44686), 44662 states have call successors, (44686) [2024-12-02 12:16:47,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194990 states to 194990 states and 264305 transitions. [2024-12-02 12:16:47,187 INFO L78 Accepts]: Start accepts. Automaton has 194990 states and 264305 transitions. Word has length 266 [2024-12-02 12:16:47,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:16:47,187 INFO L471 AbstractCegarLoop]: Abstraction has 194990 states and 264305 transitions. [2024-12-02 12:16:47,187 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-12-02 12:16:47,187 INFO L276 IsEmpty]: Start isEmpty. Operand 194990 states and 264305 transitions. [2024-12-02 12:16:47,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-12-02 12:16:47,191 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:16:47,191 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 14, 14, 14, 14, 14, 14, 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] [2024-12-02 12:16:47,191 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-12-02 12:16:47,192 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 12:16:47,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:16:47,192 INFO L85 PathProgramCache]: Analyzing trace with hash -338659138, now seen corresponding path program 1 times [2024-12-02 12:16:47,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:16:47,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299402552] [2024-12-02 12:16:47,193 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:16:47,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:16:57,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:16:58,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1032 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1029 trivial. 0 not checked. [2024-12-02 12:16:58,047 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:16:58,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299402552] [2024-12-02 12:16:58,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299402552] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:16:58,047 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:16:58,047 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 12:16:58,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917805788] [2024-12-02 12:16:58,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:16:58,048 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:16:58,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:16:58,049 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:16:58,049 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 12:16:58,049 INFO L87 Difference]: Start difference. First operand 194990 states and 264305 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-12-02 12:17:02,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 12:17:13,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:17:13,608 INFO L93 Difference]: Finished difference Result 475179 states and 643965 transitions. [2024-12-02 12:17:13,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:17:13,608 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 273 [2024-12-02 12:17:13,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:17:15,070 INFO L225 Difference]: With dead ends: 475179 [2024-12-02 12:17:15,070 INFO L226 Difference]: Without dead ends: 280435 [2024-12-02 12:17:15,569 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 12:17:15,570 INFO L435 NwaCegarLoop]: 4463 mSDtfsCounter, 2843 mSDsluCounter, 3389 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2843 SdHoareTripleChecker+Valid, 7852 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-12-02 12:17:15,570 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2843 Valid, 7852 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 70 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2024-12-02 12:17:15,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280435 states. [2024-12-02 12:17:27,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280435 to 280415. [2024-12-02 12:17:28,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 280415 states, 197291 states have (on average 1.2734590021845902) internal successors, (251242), 202190 states have internal predecessors, (251242), 63972 states have call successors, (63972), 19198 states have call predecessors, (63972), 19150 states have return successors, (64008), 62374 states have call predecessors, (64008), 63972 states have call successors, (64008) [2024-12-02 12:17:29,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280415 states to 280415 states and 379222 transitions. [2024-12-02 12:17:29,747 INFO L78 Accepts]: Start accepts. Automaton has 280415 states and 379222 transitions. Word has length 273 [2024-12-02 12:17:29,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:17:29,747 INFO L471 AbstractCegarLoop]: Abstraction has 280415 states and 379222 transitions. [2024-12-02 12:17:29,748 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-12-02 12:17:29,748 INFO L276 IsEmpty]: Start isEmpty. Operand 280415 states and 379222 transitions. [2024-12-02 12:17:29,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2024-12-02 12:17:29,755 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:17:29,756 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 14, 14, 14, 14, 14, 14, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:17:29,756 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-12-02 12:17:29,756 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 12:17:29,757 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:17:29,757 INFO L85 PathProgramCache]: Analyzing trace with hash 1290576865, now seen corresponding path program 1 times [2024-12-02 12:17:29,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:17:29,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948655172] [2024-12-02 12:17:29,757 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:17:29,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:17:38,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:17:38,785 INFO L134 CoverageAnalysis]: Checked inductivity of 1257 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 1227 trivial. 0 not checked. [2024-12-02 12:17:38,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:17:38,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948655172] [2024-12-02 12:17:38,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948655172] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:17:38,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:17:38,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 12:17:38,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262836171] [2024-12-02 12:17:38,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:17:38,787 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:17:38,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:17:38,788 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:17:38,788 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 12:17:38,788 INFO L87 Difference]: Start difference. First operand 280415 states and 379222 transitions. Second operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2024-12-02 12:17:42,905 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 12:17:58,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:17:58,799 INFO L93 Difference]: Finished difference Result 652928 states and 883053 transitions. [2024-12-02 12:17:58,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:17:58,800 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 312 [2024-12-02 12:17:58,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:18:00,402 INFO L225 Difference]: With dead ends: 652928 [2024-12-02 12:18:00,402 INFO L226 Difference]: Without dead ends: 372400 [2024-12-02 12:18:01,137 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 12:18:01,138 INFO L435 NwaCegarLoop]: 6775 mSDtfsCounter, 3314 mSDsluCounter, 3431 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3314 SdHoareTripleChecker+Valid, 10206 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-12-02 12:18:01,138 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3314 Valid, 10206 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-12-02 12:18:01,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372400 states. [2024-12-02 12:18:15,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372400 to 280415. [2024-12-02 12:18:16,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 280415 states, 197291 states have (on average 1.2734539335296593) internal successors, (251241), 202190 states have internal predecessors, (251241), 63972 states have call successors, (63972), 19198 states have call predecessors, (63972), 19150 states have return successors, (64008), 62374 states have call predecessors, (64008), 63972 states have call successors, (64008) [2024-12-02 12:18:17,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280415 states to 280415 states and 379221 transitions. [2024-12-02 12:18:17,852 INFO L78 Accepts]: Start accepts. Automaton has 280415 states and 379221 transitions. Word has length 312 [2024-12-02 12:18:17,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:18:17,853 INFO L471 AbstractCegarLoop]: Abstraction has 280415 states and 379221 transitions. [2024-12-02 12:18:17,853 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2024-12-02 12:18:17,853 INFO L276 IsEmpty]: Start isEmpty. Operand 280415 states and 379221 transitions. [2024-12-02 12:18:17,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2024-12-02 12:18:17,861 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:18:17,861 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 14, 14, 14, 14, 14, 14, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:18:17,862 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-12-02 12:18:17,862 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 12:18:17,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:18:17,862 INFO L85 PathProgramCache]: Analyzing trace with hash 1969849119, now seen corresponding path program 1 times [2024-12-02 12:18:17,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:18:17,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254907627] [2024-12-02 12:18:17,863 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:18:17,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:18:26,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:18:26,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1257 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 1227 trivial. 0 not checked. [2024-12-02 12:18:26,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:18:26,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254907627] [2024-12-02 12:18:26,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [254907627] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:18:26,708 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:18:26,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 12:18:26,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134850089] [2024-12-02 12:18:26,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:18:26,708 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:18:26,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:18:26,709 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:18:26,709 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 12:18:26,709 INFO L87 Difference]: Start difference. First operand 280415 states and 379221 transitions. Second operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2024-12-02 12:18:30,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 12:18:47,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:18:47,828 INFO L93 Difference]: Finished difference Result 653120 states and 883435 transitions. [2024-12-02 12:18:47,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:18:47,829 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 312 [2024-12-02 12:18:47,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:18:49,538 INFO L225 Difference]: With dead ends: 653120 [2024-12-02 12:18:49,538 INFO L226 Difference]: Without dead ends: 372951 [2024-12-02 12:18:50,297 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 12:18:50,298 INFO L435 NwaCegarLoop]: 6772 mSDtfsCounter, 3320 mSDsluCounter, 3427 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3320 SdHoareTripleChecker+Valid, 10199 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-12-02 12:18:50,298 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3320 Valid, 10199 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 28 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-12-02 12:18:50,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372951 states. [2024-12-02 12:19:07,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372951 to 372947. [2024-12-02 12:19:07,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 372947 states, 262455 states have (on average 1.2734792631117715) internal successors, (334231), 268944 states have internal predecessors, (334231), 85020 states have call successors, (85020), 25534 states have call predecessors, (85020), 25470 states have return successors, (85068), 82932 states have call predecessors, (85068), 85020 states have call successors, (85068) [2024-12-02 12:19:09,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372947 states to 372947 states and 504319 transitions. [2024-12-02 12:19:10,276 INFO L78 Accepts]: Start accepts. Automaton has 372947 states and 504319 transitions. Word has length 312 [2024-12-02 12:19:10,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:19:10,277 INFO L471 AbstractCegarLoop]: Abstraction has 372947 states and 504319 transitions. [2024-12-02 12:19:10,277 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2024-12-02 12:19:10,278 INFO L276 IsEmpty]: Start isEmpty. Operand 372947 states and 504319 transitions. [2024-12-02 12:19:10,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2024-12-02 12:19:10,286 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:19:10,286 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 14, 14, 14, 14, 14, 14, 6, 6, 6, 5, 5, 5, 3, 3, 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] [2024-12-02 12:19:10,286 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-12-02 12:19:10,286 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 12:19:10,287 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:19:10,287 INFO L85 PathProgramCache]: Analyzing trace with hash 1795257914, now seen corresponding path program 1 times [2024-12-02 12:19:10,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:19:10,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178460950] [2024-12-02 12:19:10,287 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:19:10,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:19:18,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:19:18,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1358 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 1331 trivial. 0 not checked. [2024-12-02 12:19:18,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:19:18,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178460950] [2024-12-02 12:19:18,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178460950] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:19:18,996 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:19:18,996 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 12:19:18,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176049610] [2024-12-02 12:19:18,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:19:18,997 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:19:18,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:19:18,998 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:19:18,998 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 12:19:18,998 INFO L87 Difference]: Start difference. First operand 372947 states and 504319 transitions. Second operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2024-12-02 12:19:23,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 12:19:46,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:19:46,765 INFO L93 Difference]: Finished difference Result 922180 states and 1247164 transitions. [2024-12-02 12:19:46,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:19:46,765 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 326 [2024-12-02 12:19:46,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:19:49,694 INFO L225 Difference]: With dead ends: 922180 [2024-12-02 12:19:49,695 INFO L226 Difference]: Without dead ends: 549479 [2024-12-02 12:19:50,958 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 12:19:50,959 INFO L435 NwaCegarLoop]: 6108 mSDtfsCounter, 3293 mSDsluCounter, 3406 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3293 SdHoareTripleChecker+Valid, 9514 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-12-02 12:19:50,959 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3293 Valid, 9514 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 53 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2024-12-02 12:19:51,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549479 states. [2024-12-02 12:20:14,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549479 to 549427. [2024-12-02 12:20:15,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 549427 states, 387039 states have (on average 1.2726546937130367) internal successors, (492567), 396616 states have internal predecessors, (492567), 124796 states have call successors, (124796), 37686 states have call predecessors, (124796), 37590 states have return successors, (124868), 121716 states have call predecessors, (124868), 124796 states have call successors, (124868) [2024-12-02 12:20:17,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549427 states to 549427 states and 742231 transitions. [2024-12-02 12:20:18,155 INFO L78 Accepts]: Start accepts. Automaton has 549427 states and 742231 transitions. Word has length 326 [2024-12-02 12:20:18,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:20:18,156 INFO L471 AbstractCegarLoop]: Abstraction has 549427 states and 742231 transitions. [2024-12-02 12:20:18,156 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2024-12-02 12:20:18,157 INFO L276 IsEmpty]: Start isEmpty. Operand 549427 states and 742231 transitions. [2024-12-02 12:20:18,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2024-12-02 12:20:18,171 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:20:18,171 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 14, 14, 14, 14, 14, 14, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2024-12-02 12:20:18,171 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-12-02 12:20:18,172 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-12-02 12:20:18,172 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:20:18,172 INFO L85 PathProgramCache]: Analyzing trace with hash 341329123, now seen corresponding path program 1 times [2024-12-02 12:20:18,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:20:18,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998697853] [2024-12-02 12:20:18,173 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:20:18,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:20:25,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:20:26,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1375 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1360 trivial. 0 not checked. [2024-12-02 12:20:26,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:20:26,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998697853] [2024-12-02 12:20:26,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [998697853] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:20:26,254 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:20:26,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 12:20:26,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170151115] [2024-12-02 12:20:26,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:20:26,254 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:20:26,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:20:26,255 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:20:26,255 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 12:20:26,255 INFO L87 Difference]: Start difference. First operand 549427 states and 742231 transitions. Second operand has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2024-12-02 12:20:30,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []