./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-cadence-macb.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b94660-1b86-4a49-9e64-1d9910ca7009/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b94660-1b86-4a49-9e64-1d9910ca7009/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b94660-1b86-4a49-9e64-1d9910ca7009/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b94660-1b86-4a49-9e64-1d9910ca7009/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-cadence-macb.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b94660-1b86-4a49-9e64-1d9910ca7009/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b94660-1b86-4a49-9e64-1d9910ca7009/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash dc0241e7c40235715d7f33abd33c740b0c60d48c0a8a0992cf99bd2d48b4ffd0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:52:15,016 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:52:15,100 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b94660-1b86-4a49-9e64-1d9910ca7009/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-24 00:52:15,105 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:52:15,105 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:52:15,142 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:52:15,145 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:52:15,145 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:52:15,146 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:52:15,146 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:52:15,147 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:52:15,147 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:52:15,147 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:52:15,147 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:52:15,148 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:52:15,148 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:52:15,149 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:52:15,149 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 00:52:15,149 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:52:15,149 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:52:15,150 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:52:15,150 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:52:15,150 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:52:15,150 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:52:15,150 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:52:15,150 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:52:15,150 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:52:15,151 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:52:15,151 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:52:15,151 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:52:15,151 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:52:15,152 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:52:15,152 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:52:15,152 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:52:15,152 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:52:15,152 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:52:15,153 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:52:15,153 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:52:15,153 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:52:15,153 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 00:52:15,153 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 00:52:15,153 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:52:15,153 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:52:15,153 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:52:15,154 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:52:15,154 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_59b94660-1b86-4a49-9e64-1d9910ca7009/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc0241e7c40235715d7f33abd33c740b0c60d48c0a8a0992cf99bd2d48b4ffd0 [2024-11-24 00:52:15,514 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:52:15,525 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:52:15,529 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:52:15,530 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:52:15,531 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:52:15,534 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b94660-1b86-4a49-9e64-1d9910ca7009/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-cadence-macb.cil.i [2024-11-24 00:52:18,619 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b94660-1b86-4a49-9e64-1d9910ca7009/bin/uautomizer-verify-LYvppIcaGC/data/164bcb092/df908a04cf764858a62b2cb59ec5d170/FLAG9669e5286 [2024-11-24 00:52:19,462 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:52:19,462 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b94660-1b86-4a49-9e64-1d9910ca7009/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-cadence-macb.cil.i [2024-11-24 00:52:19,517 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b94660-1b86-4a49-9e64-1d9910ca7009/bin/uautomizer-verify-LYvppIcaGC/data/164bcb092/df908a04cf764858a62b2cb59ec5d170/FLAG9669e5286 [2024-11-24 00:52:19,534 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b94660-1b86-4a49-9e64-1d9910ca7009/bin/uautomizer-verify-LYvppIcaGC/data/164bcb092/df908a04cf764858a62b2cb59ec5d170 [2024-11-24 00:52:19,536 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:52:19,538 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:52:19,539 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:52:19,539 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:52:19,544 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:52:19,545 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:52:19" (1/1) ... [2024-11-24 00:52:19,546 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5da96c9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:52:19, skipping insertion in model container [2024-11-24 00:52:19,546 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:52:19" (1/1) ... [2024-11-24 00:52:19,697 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:52:22,535 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_59b94660-1b86-4a49-9e64-1d9910ca7009/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-cadence-macb.cil.i[336326,336339] [2024-11-24 00:52:22,593 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:52:22,652 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:52:22,847 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"); [5533] [2024-11-24 00:52:22,850 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)); [5540] [2024-11-24 00:52:22,851 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5547] [2024-11-24 00:52:22,853 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/e5e3e20/linux-drivers-clk1/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5596-5597] [2024-11-24 00:52:22,856 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"); [5602-5604] [2024-11-24 00:52:22,857 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/e5e3e20/linux-drivers-clk1/lkbce/arch/x86/include/asm/paravirt.h"), "i" (809), "i" (12UL)); [5629-5630] [2024-11-24 00:52:22,858 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (45UL), [paravirt_opptr] "i" (& pv_irq_ops.restore_fl.func), [paravirt_clobber] "i" (1), "D" (f): "memory", "cc"); [5635-5637] [2024-11-24 00:52:22,859 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/e5e3e20/linux-drivers-clk1/lkbce/arch/x86/include/asm/paravirt.h"), "i" (814), "i" (12UL)); [5661-5662] [2024-11-24 00:52:22,859 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (46UL), [paravirt_opptr] "i" (& pv_irq_ops.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5667-5669] [2024-11-24 00:52:22,861 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [5695] [2024-11-24 00:52:22,867 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr))); [5841] [2024-11-24 00:52:22,868 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr))); [5848] [2024-11-24 00:52:22,878 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)); [5960-5961] [2024-11-24 00:52:22,882 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [5994-5995] [2024-11-24 00:52:22,894 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/skbuff.h"), "i" (1516), "i" (12UL)); [6169-6170] [2024-11-24 00:52:22,900 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)); [6349-6350] [2024-11-24 00:52:22,901 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6356] [2024-11-24 00:52:22,981 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7633] [2024-11-24 00:52:22,984 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7673] [2024-11-24 00:52:22,987 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7726] [2024-11-24 00:52:23,038 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7778] [2024-11-24 00:52:23,039 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7802] [2024-11-24 00:52:23,040 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7823] [2024-11-24 00:52:23,047 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7911] [2024-11-24 00:52:23,048 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 *)"drivers/net/ethernet/cadence/macb.c"), "i" (808), "i" (12UL)); [7930-7931] [2024-11-24 00:52:23,049 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7955] [2024-11-24 00:52:23,050 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7985] [2024-11-24 00:52:23,051 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 *)"drivers/net/ethernet/cadence/macb.c"), "i" (863), "i" (12UL)); [8009-8010] [2024-11-24 00:52:23,070 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8292] [2024-11-24 00:52:23,355 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_59b94660-1b86-4a49-9e64-1d9910ca7009/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-cadence-macb.cil.i[336326,336339] [2024-11-24 00:52:23,373 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:52:23,668 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:52:23,668 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:52:23 WrapperNode [2024-11-24 00:52:23,669 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:52:23,670 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:52:23,671 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:52:23,671 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:52:23,678 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:52:23" (1/1) ... [2024-11-24 00:52:23,805 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:52:23" (1/1) ... [2024-11-24 00:52:24,093 INFO L138 Inliner]: procedures = 425, calls = 2261, calls flagged for inlining = 259, calls inlined = 248, statements flattened = 6610 [2024-11-24 00:52:24,094 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:52:24,094 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:52:24,095 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:52:24,095 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:52:24,104 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:52:23" (1/1) ... [2024-11-24 00:52:24,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:52:23" (1/1) ... [2024-11-24 00:52:24,157 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:52:23" (1/1) ... [2024-11-24 00:52:25,974 INFO L175 MemorySlicer]: Split 1157 memory accesses to 19 slices as follows [8, 27, 17, 2, 9, 5, 5, 8, 56, 3, 4, 5, 1, 40, 2, 113, 46, 800, 6]. 69 percent of accesses are in the largest equivalence class. The 112 initializations are split as follows [8, 0, 17, 0, 0, 5, 5, 8, 0, 0, 4, 5, 1, 0, 2, 0, 46, 5, 6]. The 491 writes are split as follows [0, 25, 0, 1, 3, 0, 0, 0, 48, 0, 0, 0, 0, 0, 0, 113, 0, 301, 0]. [2024-11-24 00:52:25,975 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:52:23" (1/1) ... [2024-11-24 00:52:25,975 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:52:23" (1/1) ... [2024-11-24 00:52:26,141 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:52:23" (1/1) ... [2024-11-24 00:52:26,154 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:52:23" (1/1) ... [2024-11-24 00:52:26,177 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:52:23" (1/1) ... [2024-11-24 00:52:26,219 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:52:23" (1/1) ... [2024-11-24 00:52:26,250 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:52:23" (1/1) ... [2024-11-24 00:52:26,325 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:52:26,327 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:52:26,328 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:52:26,328 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:52:26,329 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:52:23" (1/1) ... [2024-11-24 00:52:26,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:52:26,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b94660-1b86-4a49-9e64-1d9910ca7009/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:52:26,366 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b94660-1b86-4a49-9e64-1d9910ca7009/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:52:26,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b94660-1b86-4a49-9e64-1d9910ca7009/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:52:26,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-24 00:52:26,408 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-24 00:52:26,408 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2024-11-24 00:52:26,408 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2024-11-24 00:52:26,408 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-24 00:52:26,409 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-24 00:52:26,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-24 00:52:26,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-24 00:52:26,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_9_6 [2024-11-24 00:52:26,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_9_6 [2024-11-24 00:52:26,409 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2024-11-24 00:52:26,409 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2024-11-24 00:52:26,409 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-24 00:52:26,409 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-24 00:52:26,409 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-24 00:52:26,409 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-24 00:52:26,409 INFO L130 BoogieDeclarations]: Found specification of procedure macb_set_hwaddr [2024-11-24 00:52:26,409 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_set_hwaddr [2024-11-24 00:52:26,409 INFO L130 BoogieDeclarations]: Found specification of procedure macb_get_regs_len [2024-11-24 00:52:26,410 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_get_regs_len [2024-11-24 00:52:26,410 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-11-24 00:52:26,410 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-11-24 00:52:26,410 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-24 00:52:26,410 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-24 00:52:26,410 INFO L130 BoogieDeclarations]: Found specification of procedure macb_probe [2024-11-24 00:52:26,410 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_probe [2024-11-24 00:52:26,410 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2024-11-24 00:52:26,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2024-11-24 00:52:26,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-24 00:52:26,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-24 00:52:26,412 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-24 00:52:26,412 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-24 00:52:26,412 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-24 00:52:26,412 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-24 00:52:26,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-24 00:52:26,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-24 00:52:26,412 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2024-11-24 00:52:26,412 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2024-11-24 00:52:26,412 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-24 00:52:26,412 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-24 00:52:26,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-24 00:52:26,413 INFO L130 BoogieDeclarations]: Found specification of procedure macb_remove [2024-11-24 00:52:26,413 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_remove [2024-11-24 00:52:26,413 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-24 00:52:26,413 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-24 00:52:26,413 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2024-11-24 00:52:26,413 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2024-11-24 00:52:26,413 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-24 00:52:26,413 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-24 00:52:26,413 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-11-24 00:52:26,413 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-11-24 00:52:26,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-24 00:52:26,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-24 00:52:26,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-24 00:52:26,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-24 00:52:26,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-24 00:52:26,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-24 00:52:26,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-24 00:52:26,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-24 00:52:26,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-24 00:52:26,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-24 00:52:26,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-24 00:52:26,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-24 00:52:26,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-24 00:52:26,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-24 00:52:26,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-24 00:52:26,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-24 00:52:26,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-24 00:52:26,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-24 00:52:26,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-24 00:52:26,416 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2024-11-24 00:52:26,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2024-11-24 00:52:26,416 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-24 00:52:26,416 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-24 00:52:26,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2024-11-24 00:52:26,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2024-11-24 00:52:26,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-24 00:52:26,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-24 00:52:26,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-24 00:52:26,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-24 00:52:26,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-24 00:52:26,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-24 00:52:26,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-24 00:52:26,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-24 00:52:26,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-24 00:52:26,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-24 00:52:26,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-24 00:52:26,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-24 00:52:26,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-24 00:52:26,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-24 00:52:26,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-24 00:52:26,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-24 00:52:26,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-24 00:52:26,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-24 00:52:26,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-24 00:52:26,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-24 00:52:26,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-24 00:52:26,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-24 00:52:26,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-24 00:52:26,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-24 00:52:26,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-24 00:52:26,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-24 00:52:26,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-24 00:52:26,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-24 00:52:26,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-24 00:52:26,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-24 00:52:26,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-24 00:52:26,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-24 00:52:26,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-24 00:52:26,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-24 00:52:26,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-24 00:52:26,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-24 00:52:26,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-24 00:52:26,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-24 00:52:26,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-24 00:52:26,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-24 00:52:26,421 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-24 00:52:26,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-24 00:52:26,421 INFO L130 BoogieDeclarations]: Found specification of procedure macb_free_consistent [2024-11-24 00:52:26,422 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_free_consistent [2024-11-24 00:52:26,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-24 00:52:26,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-24 00:52:26,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-24 00:52:26,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-24 00:52:26,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-24 00:52:26,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-24 00:52:26,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-24 00:52:26,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-24 00:52:26,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-24 00:52:26,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-24 00:52:26,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-24 00:52:26,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-24 00:52:26,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-24 00:52:26,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-24 00:52:26,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-24 00:52:26,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-24 00:52:26,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-24 00:52:26,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-24 00:52:26,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-24 00:52:26,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-24 00:52:26,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-24 00:52:26,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-24 00:52:26,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-24 00:52:26,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-24 00:52:26,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-24 00:52:26,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-24 00:52:26,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-24 00:52:26,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-24 00:52:26,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-24 00:52:26,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-24 00:52:26,425 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-24 00:52:26,425 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-24 00:52:26,425 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-24 00:52:26,426 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-24 00:52:26,426 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-24 00:52:26,426 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-24 00:52:26,426 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-24 00:52:26,426 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-24 00:52:26,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2024-11-24 00:52:26,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2024-11-24 00:52:26,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-24 00:52:26,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-24 00:52:26,426 INFO L130 BoogieDeclarations]: Found specification of procedure macb_open [2024-11-24 00:52:26,426 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_open [2024-11-24 00:52:26,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-24 00:52:26,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-24 00:52:26,426 INFO L130 BoogieDeclarations]: Found specification of procedure macb_alloc_consistent [2024-11-24 00:52:26,426 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_alloc_consistent [2024-11-24 00:52:26,426 INFO L130 BoogieDeclarations]: Found specification of procedure macb_resume [2024-11-24 00:52:26,426 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_resume [2024-11-24 00:52:26,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-24 00:52:26,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-24 00:52:26,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-24 00:52:26,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-24 00:52:26,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-24 00:52:26,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2024-11-24 00:52:26,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2024-11-24 00:52:26,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2024-11-24 00:52:26,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2024-11-24 00:52:26,427 INFO L130 BoogieDeclarations]: Found specification of procedure macb_is_gem [2024-11-24 00:52:26,427 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_is_gem [2024-11-24 00:52:26,427 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2024-11-24 00:52:26,427 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2024-11-24 00:52:26,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:52:26,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-24 00:52:26,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-24 00:52:26,428 INFO L130 BoogieDeclarations]: Found specification of procedure macb_rx_ring_wrap [2024-11-24 00:52:26,428 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_rx_ring_wrap [2024-11-24 00:52:26,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-24 00:52:26,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-24 00:52:26,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-24 00:52:26,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-24 00:52:26,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-24 00:52:26,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-24 00:52:26,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-24 00:52:26,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-24 00:52:26,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-24 00:52:26,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-24 00:52:26,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-24 00:52:26,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-24 00:52:26,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-24 00:52:26,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-24 00:52:26,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-24 00:52:26,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-24 00:52:26,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-24 00:52:26,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-24 00:52:26,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-24 00:52:26,429 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-24 00:52:26,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-24 00:52:26,429 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-24 00:52:26,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-24 00:52:26,429 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2024-11-24 00:52:26,429 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2024-11-24 00:52:26,429 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-24 00:52:26,429 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-24 00:52:26,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-24 00:52:26,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-24 00:52:26,429 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-24 00:52:26,429 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-24 00:52:26,429 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2024-11-24 00:52:26,429 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2024-11-24 00:52:26,429 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2024-11-24 00:52:26,430 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2024-11-24 00:52:26,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:52:26,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:52:26,430 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-24 00:52:26,430 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-24 00:52:26,430 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2024-11-24 00:52:26,430 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2024-11-24 00:52:26,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-24 00:52:26,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-24 00:52:26,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-24 00:52:26,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-24 00:52:26,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-24 00:52:26,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-24 00:52:26,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-24 00:52:26,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-24 00:52:26,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-24 00:52:26,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-24 00:52:26,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-24 00:52:26,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-24 00:52:26,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-24 00:52:26,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-24 00:52:26,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-24 00:52:26,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-24 00:52:26,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-24 00:52:26,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-24 00:52:26,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-24 00:52:26,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-24 00:52:26,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-24 00:52:26,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-24 00:52:26,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-24 00:52:26,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-24 00:52:26,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-24 00:52:26,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-24 00:52:26,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-24 00:52:26,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-24 00:52:26,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-24 00:52:26,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-24 00:52:26,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-24 00:52:26,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-24 00:52:26,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-24 00:52:26,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-24 00:52:26,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-24 00:52:26,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-24 00:52:26,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-24 00:52:26,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-24 00:52:26,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-24 00:52:26,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-24 00:52:26,435 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2024-11-24 00:52:26,435 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2024-11-24 00:52:26,435 INFO L130 BoogieDeclarations]: Found specification of procedure phy_find_first [2024-11-24 00:52:26,435 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_find_first [2024-11-24 00:52:26,436 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2024-11-24 00:52:26,436 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2024-11-24 00:52:26,436 INFO L130 BoogieDeclarations]: Found specification of procedure macb_tx_ring_wrap [2024-11-24 00:52:26,436 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_tx_ring_wrap [2024-11-24 00:52:26,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-24 00:52:26,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-24 00:52:26,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_17 [2024-11-24 00:52:26,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_17 [2024-11-24 00:52:26,436 INFO L130 BoogieDeclarations]: Found specification of procedure macb_get_hwaddr [2024-11-24 00:52:26,436 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_get_hwaddr [2024-11-24 00:52:26,436 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-24 00:52:26,436 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-24 00:52:26,436 INFO L130 BoogieDeclarations]: Found specification of procedure macb_handle_link_change [2024-11-24 00:52:26,438 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_handle_link_change [2024-11-24 00:52:26,438 INFO L130 BoogieDeclarations]: Found specification of procedure macb_mii_init [2024-11-24 00:52:26,438 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_mii_init [2024-11-24 00:52:26,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_prepare_enable_14 [2024-11-24 00:52:26,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_prepare_enable_14 [2024-11-24 00:52:26,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_prepare_enable_16 [2024-11-24 00:52:26,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_prepare_enable_16 [2024-11-24 00:52:26,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_prepare_enable_15 [2024-11-24 00:52:26,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_prepare_enable_15 [2024-11-24 00:52:26,439 INFO L130 BoogieDeclarations]: Found specification of procedure macb_close [2024-11-24 00:52:26,439 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_close [2024-11-24 00:52:26,439 INFO L130 BoogieDeclarations]: Found specification of procedure macb_mdc_clk_div [2024-11-24 00:52:26,439 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_mdc_clk_div [2024-11-24 00:52:26,439 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2024-11-24 00:52:26,439 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2024-11-24 00:52:26,439 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-24 00:52:26,439 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-24 00:52:26,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_19 [2024-11-24 00:52:26,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_19 [2024-11-24 00:52:26,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-24 00:52:26,439 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2024-11-24 00:52:26,439 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2024-11-24 00:52:26,439 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2024-11-24 00:52:26,439 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2024-11-24 00:52:26,439 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-24 00:52:26,439 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-24 00:52:26,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_21 [2024-11-24 00:52:26,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_21 [2024-11-24 00:52:26,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-24 00:52:26,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-24 00:52:26,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-24 00:52:26,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-24 00:52:26,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-24 00:52:26,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-24 00:52:26,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-24 00:52:26,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-24 00:52:26,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-24 00:52:26,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-24 00:52:26,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-24 00:52:26,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-24 00:52:26,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-24 00:52:26,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-24 00:52:26,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-24 00:52:26,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-24 00:52:26,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-24 00:52:26,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-24 00:52:26,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-24 00:52:26,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_20 [2024-11-24 00:52:26,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_20 [2024-11-24 00:52:26,440 INFO L130 BoogieDeclarations]: Found specification of procedure clk_get_rate [2024-11-24 00:52:26,440 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_get_rate [2024-11-24 00:52:26,440 INFO L130 BoogieDeclarations]: Found specification of procedure macb_set_rx_mode [2024-11-24 00:52:26,440 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_set_rx_mode [2024-11-24 00:52:26,440 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-24 00:52:26,441 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-24 00:52:26,441 INFO L130 BoogieDeclarations]: Found specification of procedure macb_tx_desc [2024-11-24 00:52:26,441 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_tx_desc [2024-11-24 00:52:26,441 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2024-11-24 00:52:26,441 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2024-11-24 00:52:26,441 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-11-24 00:52:26,441 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-11-24 00:52:26,441 INFO L130 BoogieDeclarations]: Found specification of procedure macb_reset_hw [2024-11-24 00:52:26,441 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_reset_hw [2024-11-24 00:52:26,441 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-24 00:52:26,441 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-24 00:52:26,441 INFO L130 BoogieDeclarations]: Found specification of procedure macb_suspend [2024-11-24 00:52:26,441 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_suspend [2024-11-24 00:52:26,441 INFO L130 BoogieDeclarations]: Found specification of procedure devm_clk_get [2024-11-24 00:52:26,441 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_clk_get [2024-11-24 00:52:26,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-24 00:52:26,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-24 00:52:26,441 INFO L130 BoogieDeclarations]: Found specification of procedure macb_dbw [2024-11-24 00:52:26,441 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_dbw [2024-11-24 00:52:26,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-24 00:52:26,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-24 00:52:26,444 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-11-24 00:52:26,444 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-11-24 00:52:26,444 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-24 00:52:26,444 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-24 00:52:26,444 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-24 00:52:26,444 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-24 00:52:26,444 INFO L130 BoogieDeclarations]: Found specification of procedure devm_pinctrl_put [2024-11-24 00:52:26,444 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_pinctrl_put [2024-11-24 00:52:26,444 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-24 00:52:26,444 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-24 00:52:26,445 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-24 00:52:26,446 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-24 00:52:26,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-24 00:52:26,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-24 00:52:26,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-24 00:52:26,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-24 00:52:26,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-24 00:52:26,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-24 00:52:26,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-24 00:52:26,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-24 00:52:26,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-24 00:52:26,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-24 00:52:26,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-24 00:52:26,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-24 00:52:26,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-24 00:52:26,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-24 00:52:26,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-24 00:52:26,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-24 00:52:26,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-24 00:52:26,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-24 00:52:26,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-24 00:52:26,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-24 00:52:26,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-24 00:52:26,447 INFO L130 BoogieDeclarations]: Found specification of procedure gem_rx_refill [2024-11-24 00:52:26,447 INFO L138 BoogieDeclarations]: Found implementation of procedure gem_rx_refill [2024-11-24 00:52:26,447 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-24 00:52:26,447 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-24 00:52:26,447 INFO L130 BoogieDeclarations]: Found specification of procedure macb_tx_dma [2024-11-24 00:52:26,447 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_tx_dma [2024-11-24 00:52:26,447 INFO L130 BoogieDeclarations]: Found specification of procedure macb_tx_skb [2024-11-24 00:52:26,447 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_tx_skb [2024-11-24 00:52:26,447 INFO L130 BoogieDeclarations]: Found specification of procedure macb_interrupt [2024-11-24 00:52:26,447 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_interrupt [2024-11-24 00:52:26,447 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-11-24 00:52:26,447 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-11-24 00:52:26,447 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2024-11-24 00:52:26,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2024-11-24 00:52:26,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-24 00:52:26,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-24 00:52:26,447 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2024-11-24 00:52:26,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2024-11-24 00:52:26,448 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2024-11-24 00:52:26,448 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2024-11-24 00:52:26,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 00:52:26,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-24 00:52:26,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-24 00:52:26,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-24 00:52:26,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-24 00:52:26,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-24 00:52:26,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-24 00:52:26,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-24 00:52:26,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-24 00:52:26,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-24 00:52:26,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-24 00:52:26,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-24 00:52:26,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-24 00:52:26,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-24 00:52:26,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-24 00:52:26,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-24 00:52:26,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-24 00:52:26,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-24 00:52:26,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-24 00:52:26,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-24 00:52:26,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-24 00:52:26,452 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2024-11-24 00:52:26,452 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2024-11-24 00:52:27,891 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:52:27,896 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:52:28,904 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-24 00:52:42,990 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-24 00:52:44,160 INFO L? ?]: Removed 3087 outVars from TransFormulas that were not future-live. [2024-11-24 00:52:44,160 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:52:44,240 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:52:44,240 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-24 00:52:44,240 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:52:44 BoogieIcfgContainer [2024-11-24 00:52:44,240 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:52:44,247 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:52:44,247 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:52:44,254 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:52:44,254 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:52:19" (1/3) ... [2024-11-24 00:52:44,255 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49269851 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:52:44, skipping insertion in model container [2024-11-24 00:52:44,255 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:52:23" (2/3) ... [2024-11-24 00:52:44,255 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49269851 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:52:44, skipping insertion in model container [2024-11-24 00:52:44,255 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:52:44" (3/3) ... [2024-11-24 00:52:44,257 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-cadence-macb.cil.i [2024-11-24 00:52:44,275 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:52:44,279 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-cadence-macb.cil.i that has 131 procedures, 2508 locations, 1 initial locations, 39 loop locations, and 1 error locations. [2024-11-24 00:52:44,438 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:52:44,456 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;@2720a2e3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:52:44,457 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 00:52:44,472 INFO L276 IsEmpty]: Start isEmpty. Operand has 2416 states, 1751 states have (on average 1.2912621359223302) internal successors, (2261), 1769 states have internal predecessors, (2261), 553 states have call successors, (553), 112 states have call predecessors, (553), 111 states have return successors, (546), 541 states have call predecessors, (546), 546 states have call successors, (546) [2024-11-24 00:52:44,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-24 00:52:44,493 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:52:44,494 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:52:44,495 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:52:44,500 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:52:44,500 INFO L85 PathProgramCache]: Analyzing trace with hash 111810336, now seen corresponding path program 1 times [2024-11-24 00:52:44,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:52:44,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889032589] [2024-11-24 00:52:44,510 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:52:44,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:52:52,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:52:53,872 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2024-11-24 00:52:53,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:52:53,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889032589] [2024-11-24 00:52:53,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889032589] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:52:53,876 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:52:53,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:52:53,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956750930] [2024-11-24 00:52:53,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:52:53,884 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:52:53,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:52:53,911 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:52:53,912 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:52:53,921 INFO L87 Difference]: Start difference. First operand has 2416 states, 1751 states have (on average 1.2912621359223302) internal successors, (2261), 1769 states have internal predecessors, (2261), 553 states have call successors, (553), 112 states have call predecessors, (553), 111 states have return successors, (546), 541 states have call predecessors, (546), 546 states have call successors, (546) Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-24 00:52:58,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:52:59,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:52:59,048 INFO L93 Difference]: Finished difference Result 7122 states and 10048 transitions. [2024-11-24 00:52:59,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:52:59,051 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 145 [2024-11-24 00:52:59,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:52:59,124 INFO L225 Difference]: With dead ends: 7122 [2024-11-24 00:52:59,124 INFO L226 Difference]: Without dead ends: 4721 [2024-11-24 00:52:59,155 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:52:59,158 INFO L435 NwaCegarLoop]: 3346 mSDtfsCounter, 3239 mSDsluCounter, 3284 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3239 SdHoareTripleChecker+Valid, 6630 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-24 00:52:59,159 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3239 Valid, 6630 Invalid, 14 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 10 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-11-24 00:52:59,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4721 states. [2024-11-24 00:52:59,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4721 to 4721. [2024-11-24 00:52:59,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4721 states, 3437 states have (on average 1.2746581320919406) internal successors, (4381), 3473 states have internal predecessors, (4381), 1064 states have call successors, (1064), 220 states have call predecessors, (1064), 219 states have return successors, (1061), 1051 states have call predecessors, (1061), 1061 states have call successors, (1061) [2024-11-24 00:52:59,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4721 states to 4721 states and 6506 transitions. [2024-11-24 00:52:59,631 INFO L78 Accepts]: Start accepts. Automaton has 4721 states and 6506 transitions. Word has length 145 [2024-11-24 00:52:59,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:52:59,633 INFO L471 AbstractCegarLoop]: Abstraction has 4721 states and 6506 transitions. [2024-11-24 00:52:59,634 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-24 00:52:59,634 INFO L276 IsEmpty]: Start isEmpty. Operand 4721 states and 6506 transitions. [2024-11-24 00:52:59,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-24 00:52:59,667 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:52:59,667 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 11, 11, 11, 11, 11, 11, 4, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:52:59,668 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-24 00:52:59,668 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:52:59,669 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:52:59,669 INFO L85 PathProgramCache]: Analyzing trace with hash 603323447, now seen corresponding path program 1 times [2024-11-24 00:52:59,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:52:59,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861827563] [2024-11-24 00:52:59,669 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:52:59,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:53:06,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:53:07,036 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 669 trivial. 0 not checked. [2024-11-24 00:53:07,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:53:07,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861827563] [2024-11-24 00:53:07,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [861827563] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:53:07,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:53:07,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:53:07,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910448904] [2024-11-24 00:53:07,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:53:07,042 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:53:07,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:53:07,043 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:53:07,043 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:53:07,043 INFO L87 Difference]: Start difference. First operand 4721 states and 6506 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-24 00:53:11,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:53:11,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:53:11,964 INFO L93 Difference]: Finished difference Result 9436 states and 12996 transitions. [2024-11-24 00:53:11,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:53:11,965 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 197 [2024-11-24 00:53:11,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:53:12,017 INFO L225 Difference]: With dead ends: 9436 [2024-11-24 00:53:12,017 INFO L226 Difference]: Without dead ends: 7052 [2024-11-24 00:53:12,034 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:53:12,035 INFO L435 NwaCegarLoop]: 6514 mSDtfsCounter, 3222 mSDsluCounter, 3280 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3222 SdHoareTripleChecker+Valid, 9794 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-24 00:53:12,035 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3222 Valid, 9794 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-11-24 00:53:12,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7052 states. [2024-11-24 00:53:12,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7052 to 7042. [2024-11-24 00:53:12,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7042 states, 5131 states have (on average 1.2753849152212045) internal successors, (6544), 5184 states have internal predecessors, (6544), 1582 states have call successors, (1582), 329 states have call predecessors, (1582), 328 states have return successors, (1579), 1564 states have call predecessors, (1579), 1579 states have call successors, (1579) [2024-11-24 00:53:12,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7042 states to 7042 states and 9705 transitions. [2024-11-24 00:53:12,415 INFO L78 Accepts]: Start accepts. Automaton has 7042 states and 9705 transitions. Word has length 197 [2024-11-24 00:53:12,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:53:12,416 INFO L471 AbstractCegarLoop]: Abstraction has 7042 states and 9705 transitions. [2024-11-24 00:53:12,416 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-24 00:53:12,416 INFO L276 IsEmpty]: Start isEmpty. Operand 7042 states and 9705 transitions. [2024-11-24 00:53:12,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-24 00:53:12,432 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:53:12,433 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 11, 11, 11, 11, 11, 11, 4, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:53:12,433 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 00:53:12,435 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:53:12,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:53:12,435 INFO L85 PathProgramCache]: Analyzing trace with hash 1026025273, now seen corresponding path program 1 times [2024-11-24 00:53:12,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:53:12,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053286840] [2024-11-24 00:53:12,436 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:53:12,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:53:19,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:53:20,585 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 675 trivial. 0 not checked. [2024-11-24 00:53:20,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:53:20,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053286840] [2024-11-24 00:53:20,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053286840] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:53:20,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:53:20,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:53:20,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765273285] [2024-11-24 00:53:20,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:53:20,589 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:53:20,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:53:20,590 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:53:20,590 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:53:20,591 INFO L87 Difference]: Start difference. First operand 7042 states and 9705 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-24 00:53:21,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:53:21,232 INFO L93 Difference]: Finished difference Result 7048 states and 9710 transitions. [2024-11-24 00:53:21,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:53:21,233 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 197 [2024-11-24 00:53:21,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:53:21,287 INFO L225 Difference]: With dead ends: 7048 [2024-11-24 00:53:21,287 INFO L226 Difference]: Without dead ends: 7046 [2024-11-24 00:53:21,294 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:53:21,294 INFO L435 NwaCegarLoop]: 3303 mSDtfsCounter, 3255 mSDsluCounter, 6601 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3256 SdHoareTripleChecker+Valid, 9904 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 00:53:21,297 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3256 Valid, 9904 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 00:53:21,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7046 states. [2024-11-24 00:53:21,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7046 to 7046. [2024-11-24 00:53:21,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7046 states, 5134 states have (on average 1.2752239968835217) internal successors, (6547), 5187 states have internal predecessors, (6547), 1582 states have call successors, (1582), 330 states have call predecessors, (1582), 329 states have return successors, (1579), 1564 states have call predecessors, (1579), 1579 states have call successors, (1579) [2024-11-24 00:53:21,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7046 states to 7046 states and 9708 transitions. [2024-11-24 00:53:21,714 INFO L78 Accepts]: Start accepts. Automaton has 7046 states and 9708 transitions. Word has length 197 [2024-11-24 00:53:21,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:53:21,716 INFO L471 AbstractCegarLoop]: Abstraction has 7046 states and 9708 transitions. [2024-11-24 00:53:21,716 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-24 00:53:21,716 INFO L276 IsEmpty]: Start isEmpty. Operand 7046 states and 9708 transitions. [2024-11-24 00:53:21,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2024-11-24 00:53:21,740 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:53:21,741 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 11, 11, 11, 11, 11, 11, 4, 4, 4, 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] [2024-11-24 00:53:21,741 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-24 00:53:21,741 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:53:21,742 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:53:21,742 INFO L85 PathProgramCache]: Analyzing trace with hash -1507021897, now seen corresponding path program 1 times [2024-11-24 00:53:21,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:53:21,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770242727] [2024-11-24 00:53:21,743 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:53:21,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:53:29,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:53:30,700 INFO L134 CoverageAnalysis]: Checked inductivity of 677 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 675 trivial. 0 not checked. [2024-11-24 00:53:30,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:53:30,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770242727] [2024-11-24 00:53:30,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770242727] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:53:30,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:53:30,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:53:30,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420343114] [2024-11-24 00:53:30,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:53:30,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:53:30,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:53:30,704 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:53:30,704 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:53:30,704 INFO L87 Difference]: Start difference. First operand 7046 states and 9708 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-24 00:53:31,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:53:31,754 INFO L93 Difference]: Finished difference Result 13978 states and 19440 transitions. [2024-11-24 00:53:31,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:53:31,755 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 202 [2024-11-24 00:53:31,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:53:31,892 INFO L225 Difference]: With dead ends: 13978 [2024-11-24 00:53:31,892 INFO L226 Difference]: Without dead ends: 13976 [2024-11-24 00:53:31,903 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:53:31,906 INFO L435 NwaCegarLoop]: 3611 mSDtfsCounter, 3282 mSDsluCounter, 10439 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3283 SdHoareTripleChecker+Valid, 14050 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 00:53:31,907 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3283 Valid, 14050 Invalid, 19 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 00:53:31,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13976 states. [2024-11-24 00:53:32,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13976 to 13902. [2024-11-24 00:53:32,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13902 states, 10137 states have (on average 1.2770050310742824) internal successors, (12945), 10264 states have internal predecessors, (12945), 3114 states have call successors, (3114), 655 states have call predecessors, (3114), 650 states have return successors, (3282), 3054 states have call predecessors, (3282), 3108 states have call successors, (3282) [2024-11-24 00:53:32,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13902 states to 13902 states and 19341 transitions. [2024-11-24 00:53:32,755 INFO L78 Accepts]: Start accepts. Automaton has 13902 states and 19341 transitions. Word has length 202 [2024-11-24 00:53:32,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:53:32,758 INFO L471 AbstractCegarLoop]: Abstraction has 13902 states and 19341 transitions. [2024-11-24 00:53:32,759 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-24 00:53:32,760 INFO L276 IsEmpty]: Start isEmpty. Operand 13902 states and 19341 transitions. [2024-11-24 00:53:32,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2024-11-24 00:53:32,778 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:53:32,778 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 11, 11, 11, 11, 11, 11, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:53:32,778 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-24 00:53:32,778 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:53:32,779 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:53:32,779 INFO L85 PathProgramCache]: Analyzing trace with hash -1935532615, now seen corresponding path program 1 times [2024-11-24 00:53:32,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:53:32,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978814946] [2024-11-24 00:53:32,779 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:53:32,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:53:39,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:53:40,453 INFO L134 CoverageAnalysis]: Checked inductivity of 683 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 679 trivial. 0 not checked. [2024-11-24 00:53:40,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:53:40,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978814946] [2024-11-24 00:53:40,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978814946] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:53:40,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:53:40,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:53:40,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577283785] [2024-11-24 00:53:40,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:53:40,455 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:53:40,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:53:40,455 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:53:40,455 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:53:40,456 INFO L87 Difference]: Start difference. First operand 13902 states and 19341 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-24 00:53:41,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:53:41,892 INFO L93 Difference]: Finished difference Result 27694 states and 39049 transitions. [2024-11-24 00:53:41,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:53:41,893 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 207 [2024-11-24 00:53:41,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:53:42,144 INFO L225 Difference]: With dead ends: 27694 [2024-11-24 00:53:42,145 INFO L226 Difference]: Without dead ends: 27690 [2024-11-24 00:53:42,177 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 [2024-11-24 00:53:42,179 INFO L435 NwaCegarLoop]: 3631 mSDtfsCounter, 3281 mSDsluCounter, 10485 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3282 SdHoareTripleChecker+Valid, 14116 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 00:53:42,179 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3282 Valid, 14116 Invalid, 19 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 00:53:42,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27690 states. [2024-11-24 00:53:43,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27690 to 27568. [2024-11-24 00:53:43,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27568 states, 20109 states have (on average 1.278333084688448) internal successors, (25706), 20389 states have internal predecessors, (25706), 6172 states have call successors, (6172), 1300 states have call predecessors, (6172), 1286 states have return successors, (7012), 6022 states have call predecessors, (7012), 6160 states have call successors, (7012) [2024-11-24 00:53:44,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27568 states to 27568 states and 38890 transitions. [2024-11-24 00:53:44,070 INFO L78 Accepts]: Start accepts. Automaton has 27568 states and 38890 transitions. Word has length 207 [2024-11-24 00:53:44,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:53:44,071 INFO L471 AbstractCegarLoop]: Abstraction has 27568 states and 38890 transitions. [2024-11-24 00:53:44,071 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-24 00:53:44,072 INFO L276 IsEmpty]: Start isEmpty. Operand 27568 states and 38890 transitions. [2024-11-24 00:53:44,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-11-24 00:53:44,088 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:53:44,088 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 11, 11, 11, 11, 11, 11, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:53:44,089 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-24 00:53:44,089 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:53:44,090 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:53:44,090 INFO L85 PathProgramCache]: Analyzing trace with hash -213207881, now seen corresponding path program 1 times [2024-11-24 00:53:44,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:53:44,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147645715] [2024-11-24 00:53:44,090 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:53:44,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:53:51,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:53:52,221 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 687 trivial. 0 not checked. [2024-11-24 00:53:52,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:53:52,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147645715] [2024-11-24 00:53:52,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147645715] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:53:52,223 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:53:52,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:53:52,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388901144] [2024-11-24 00:53:52,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:53:52,224 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:53:52,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:53:52,225 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:53:52,225 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:53:52,225 INFO L87 Difference]: Start difference. First operand 27568 states and 38890 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-24 00:53:54,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:53:54,433 INFO L93 Difference]: Finished difference Result 55105 states and 79294 transitions. [2024-11-24 00:53:54,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:53:54,434 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 212 [2024-11-24 00:53:54,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:53:54,855 INFO L225 Difference]: With dead ends: 55105 [2024-11-24 00:53:54,855 INFO L226 Difference]: Without dead ends: 55044 [2024-11-24 00:53:54,902 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:53:54,903 INFO L435 NwaCegarLoop]: 3335 mSDtfsCounter, 3282 mSDsluCounter, 9918 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3282 SdHoareTripleChecker+Valid, 13253 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 00:53:54,903 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3282 Valid, 13253 Invalid, 23 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 00:53:54,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55044 states. [2024-11-24 00:53:57,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55044 to 55026. [2024-11-24 00:53:57,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55026 states, 40152 states have (on average 1.2786660689380354) internal successors, (51341), 40711 states have internal predecessors, (51341), 12310 states have call successors, (12310), 2589 states have call predecessors, (12310), 2563 states have return successors, (15547), 12013 states have call predecessors, (15547), 12289 states have call successors, (15547) [2024-11-24 00:53:58,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55026 states to 55026 states and 79198 transitions. [2024-11-24 00:53:58,234 INFO L78 Accepts]: Start accepts. Automaton has 55026 states and 79198 transitions. Word has length 212 [2024-11-24 00:53:58,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:53:58,236 INFO L471 AbstractCegarLoop]: Abstraction has 55026 states and 79198 transitions. [2024-11-24 00:53:58,237 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-24 00:53:58,237 INFO L276 IsEmpty]: Start isEmpty. Operand 55026 states and 79198 transitions. [2024-11-24 00:53:58,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2024-11-24 00:53:58,369 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:53:58,370 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 11, 11, 11, 11, 11, 11, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:53:58,370 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-24 00:53:58,370 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:53:58,371 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:53:58,371 INFO L85 PathProgramCache]: Analyzing trace with hash -1342118301, now seen corresponding path program 1 times [2024-11-24 00:53:58,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:53:58,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516183177] [2024-11-24 00:53:58,371 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:53:58,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:54:06,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:54:07,040 INFO L134 CoverageAnalysis]: Checked inductivity of 827 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 816 trivial. 0 not checked. [2024-11-24 00:54:07,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:54:07,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516183177] [2024-11-24 00:54:07,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [516183177] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:54:07,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:54:07,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:54:07,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2827304] [2024-11-24 00:54:07,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:54:07,042 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:54:07,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:54:07,043 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:54:07,043 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:54:07,044 INFO L87 Difference]: Start difference. First operand 55026 states and 79198 transitions. Second operand has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2024-11-24 00:54:11,138 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 []