./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--alx--alx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ff6007-bfda-4b36-adf0-3fa360fe0a81/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ff6007-bfda-4b36-adf0-3fa360fe0a81/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ff6007-bfda-4b36-adf0-3fa360fe0a81/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ff6007-bfda-4b36-adf0-3fa360fe0a81/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--alx--alx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ff6007-bfda-4b36-adf0-3fa360fe0a81/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ff6007-bfda-4b36-adf0-3fa360fe0a81/bin/uautomizer-verify-uCwYo4JHxu --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 e13d7e134a62193a53548fa0435e5b14fe762a49e016651d79550af08604fdff --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:37:20,309 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:37:20,391 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ff6007-bfda-4b36-adf0-3fa360fe0a81/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 07:37:20,397 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:37:20,398 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:37:20,449 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:37:20,449 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:37:20,450 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:37:20,451 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:37:20,452 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:37:20,452 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:37:20,453 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:37:20,454 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:37:20,454 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:37:20,455 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:37:20,455 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:37:20,456 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:37:20,457 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:37:20,457 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:37:20,458 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:37:20,458 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:37:20,459 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:37:20,459 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:37:20,460 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:37:20,460 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:37:20,461 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:37:20,461 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:37:20,462 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:37:20,462 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:37:20,463 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:37:20,463 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:37:20,464 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:37:20,464 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:37:20,465 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:37:20,465 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:37:20,466 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:37:20,466 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ff6007-bfda-4b36-adf0-3fa360fe0a81/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ff6007-bfda-4b36-adf0-3fa360fe0a81/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e13d7e134a62193a53548fa0435e5b14fe762a49e016651d79550af08604fdff [2023-11-19 07:37:20,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:37:20,781 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:37:20,784 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:37:20,785 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:37:20,786 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:37:20,787 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ff6007-bfda-4b36-adf0-3fa360fe0a81/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--alx--alx.ko-entry_point.cil.out.i [2023-11-19 07:37:23,941 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:37:24,695 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:37:24,695 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ff6007-bfda-4b36-adf0-3fa360fe0a81/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--alx--alx.ko-entry_point.cil.out.i [2023-11-19 07:37:24,769 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ff6007-bfda-4b36-adf0-3fa360fe0a81/bin/uautomizer-verify-uCwYo4JHxu/data/ba92279f1/c9a21649782f4903a5af4d6fc324e6a2/FLAG44a179c71 [2023-11-19 07:37:24,786 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ff6007-bfda-4b36-adf0-3fa360fe0a81/bin/uautomizer-verify-uCwYo4JHxu/data/ba92279f1/c9a21649782f4903a5af4d6fc324e6a2 [2023-11-19 07:37:24,789 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:37:24,790 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:37:24,792 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:37:24,792 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:37:24,799 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:37:24,802 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:37:24" (1/1) ... [2023-11-19 07:37:24,803 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@305f665e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:24, skipping insertion in model container [2023-11-19 07:37:24,803 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:37:24" (1/1) ... [2023-11-19 07:37:24,993 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:37:25,883 WARN L635 FunctionHandler]: implicit declaration of function ldv_undef_int [2023-11-19 07:37:25,888 WARN L635 FunctionHandler]: implicit declaration of function ldv_assume [2023-11-19 07:37:28,804 WARN L240 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_46ff6007-bfda-4b36-adf0-3fa360fe0a81/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--alx--alx.ko-entry_point.cil.out.i[382244,382257] [2023-11-19 07:37:28,888 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:37:29,005 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:37:29,179 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"); [6432] [2023-11-19 07:37:29,182 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)); [6439] [2023-11-19 07:37:29,182 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 %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [6447-6448] [2023-11-19 07:37:29,183 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 %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [6456-6457] [2023-11-19 07:37:29,186 WARN L635 FunctionHandler]: implicit declaration of function ldv_undef_int [2023-11-19 07:37:29,187 WARN L635 FunctionHandler]: implicit declaration of function ldv_assume [2023-11-19 07:37:29,193 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [6693] [2023-11-19 07:37:29,193 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6701] [2023-11-19 07:37:29,194 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [6708] [2023-11-19 07:37:29,194 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6715] [2023-11-19 07:37:29,203 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)); [6909-6910] [2023-11-19 07:37:29,206 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)); [6938-6939] [2023-11-19 07:37:29,207 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" (84), "i" (12UL)); [6972-6973] [2023-11-19 07:37:29,214 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/dynamic_queue_limits.h"), "i" (74), "i" (12UL)); [7156-7157] [2023-11-19 07:37:29,215 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7163] [2023-11-19 07:37:29,221 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" (507), "i" (12UL)); [7248-7249] [2023-11-19 07:37:29,221 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7254] [2023-11-19 07:37:29,225 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7388] [2023-11-19 07:37:29,226 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7420] [2023-11-19 07:37:29,229 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [7525] [2023-11-19 07:37:29,230 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7528] [2023-11-19 07:37:29,230 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7531] [2023-11-19 07:37:29,231 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7534] [2023-11-19 07:37:29,231 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [7545] [2023-11-19 07:37:29,232 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7548] [2023-11-19 07:37:29,232 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7551] [2023-11-19 07:37:29,233 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7554] [2023-11-19 07:37:29,233 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [7565] [2023-11-19 07:37:29,234 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7568] [2023-11-19 07:37:29,235 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7571] [2023-11-19 07:37:29,235 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7574] [2023-11-19 07:37:29,236 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [7585] [2023-11-19 07:37:29,236 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [7588] [2023-11-19 07:37:29,236 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [7591] [2023-11-19 07:37:29,237 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [7594] [2023-11-19 07:37:29,250 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7919] [2023-11-19 07:37:29,301 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9062] [2023-11-19 07:37:29,467 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [12070] [2023-11-19 07:37:29,525 WARN L240 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_46ff6007-bfda-4b36-adf0-3fa360fe0a81/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--alx--alx.ko-entry_point.cil.out.i[382244,382257] [2023-11-19 07:37:29,535 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:37:29,880 WARN L675 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:37:29,881 WARN L675 CHandler]: The function __bad_unaligned_access_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:37:29,881 WARN L675 CHandler]: The function ldv_assume is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:37:29,881 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:37:29,889 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:37:29,890 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:29 WrapperNode [2023-11-19 07:37:29,890 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:37:29,892 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:37:29,892 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:37:29,892 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:37:29,900 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:29" (1/1) ... [2023-11-19 07:37:30,058 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:29" (1/1) ... [2023-11-19 07:37:30,431 INFO L138 Inliner]: procedures = 474, calls = 3894, calls flagged for inlining = 219, calls inlined = 201, statements flattened = 8447 [2023-11-19 07:37:30,432 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:37:30,432 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:37:30,433 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:37:30,433 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:37:30,443 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:29" (1/1) ... [2023-11-19 07:37:30,444 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:29" (1/1) ... [2023-11-19 07:37:30,539 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:29" (1/1) ... [2023-11-19 07:37:30,540 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:29" (1/1) ... [2023-11-19 07:37:30,812 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:29" (1/1) ... [2023-11-19 07:37:30,851 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:29" (1/1) ... [2023-11-19 07:37:30,884 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:29" (1/1) ... [2023-11-19 07:37:30,919 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:29" (1/1) ... [2023-11-19 07:37:30,974 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:37:30,977 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:37:30,978 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:37:30,978 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:37:30,979 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:29" (1/1) ... [2023-11-19 07:37:30,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:37:30,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ff6007-bfda-4b36-adf0-3fa360fe0a81/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:37:31,011 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ff6007-bfda-4b36-adf0-3fa360fe0a81/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:37:31,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46ff6007-bfda-4b36-adf0-3fa360fe0a81/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:37:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2023-11-19 07:37:31,056 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2023-11-19 07:37:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 07:37:31,056 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 07:37:31,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-19 07:37:31,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-19 07:37:31,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 07:37:31,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 07:37:31,128 INFO L130 BoogieDeclarations]: Found specification of procedure alx_halt [2023-11-19 07:37:31,128 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_halt [2023-11-19 07:37:31,128 INFO L130 BoogieDeclarations]: Found specification of procedure alx_free_txbuf [2023-11-19 07:37:31,128 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_free_txbuf [2023-11-19 07:37:31,128 INFO L130 BoogieDeclarations]: Found specification of procedure dump_stack [2023-11-19 07:37:31,129 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_stack [2023-11-19 07:37:31,129 INFO L130 BoogieDeclarations]: Found specification of procedure alx_suspend [2023-11-19 07:37:31,129 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_suspend [2023-11-19 07:37:31,129 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_read_phy_reg [2023-11-19 07:37:31,129 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_read_phy_reg [2023-11-19 07:37:31,129 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2023-11-19 07:37:31,129 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2023-11-19 07:37:31,129 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-19 07:37:31,129 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-19 07:37:31,129 INFO L130 BoogieDeclarations]: Found specification of procedure alx_wait_reg [2023-11-19 07:37:31,130 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_wait_reg [2023-11-19 07:37:31,130 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-19 07:37:31,130 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-19 07:37:31,130 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-19 07:37:31,130 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-19 07:37:31,130 INFO L130 BoogieDeclarations]: Found specification of procedure alx_link_check [2023-11-19 07:37:31,130 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_link_check [2023-11-19 07:37:31,130 INFO L130 BoogieDeclarations]: Found specification of procedure alx_tx_timeout [2023-11-19 07:37:31,131 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_tx_timeout [2023-11-19 07:37:31,131 INFO L130 BoogieDeclarations]: Found specification of procedure alx_irq_enable [2023-11-19 07:37:31,131 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_irq_enable [2023-11-19 07:37:31,131 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 07:37:31,131 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 07:37:31,131 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_mem16 [2023-11-19 07:37:31,131 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_mem16 [2023-11-19 07:37:31,131 INFO L130 BoogieDeclarations]: Found specification of procedure alx_irq_disable [2023-11-19 07:37:31,131 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_irq_disable [2023-11-19 07:37:31,132 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-19 07:37:31,132 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-19 07:37:31,132 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-19 07:37:31,132 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-19 07:37:31,132 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-19 07:37:31,132 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-19 07:37:31,132 INFO L130 BoogieDeclarations]: Found specification of procedure alx_activate [2023-11-19 07:37:31,132 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_activate [2023-11-19 07:37:31,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 07:37:31,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 07:37:31,133 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 07:37:31,133 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 07:37:31,133 INFO L130 BoogieDeclarations]: Found specification of procedure alx_intr_msi [2023-11-19 07:37:31,133 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_intr_msi [2023-11-19 07:37:31,133 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2023-11-19 07:37:31,133 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2023-11-19 07:37:31,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:37:31,134 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-19 07:37:31,134 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-19 07:37:31,134 INFO L130 BoogieDeclarations]: Found specification of procedure alx_post_write [2023-11-19 07:37:31,134 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_post_write [2023-11-19 07:37:31,134 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-19 07:37:31,134 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-19 07:37:31,134 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2023-11-19 07:37:31,134 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2023-11-19 07:37:31,134 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_reg [2023-11-19 07:37:31,134 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_reg [2023-11-19 07:37:31,135 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_unaligned_access_size [2023-11-19 07:37:31,135 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_ext [2023-11-19 07:37:31,135 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_ext [2023-11-19 07:37:31,135 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-19 07:37:31,135 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-19 07:37:31,135 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-19 07:37:31,135 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-19 07:37:31,135 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-19 07:37:31,135 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-19 07:37:31,135 INFO L130 BoogieDeclarations]: Found specification of procedure alx_pci_error_detected [2023-11-19 07:37:31,136 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_pci_error_detected [2023-11-19 07:37:31,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 07:37:31,136 INFO L130 BoogieDeclarations]: Found specification of procedure ethadv_to_hw_cfg [2023-11-19 07:37:31,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ethadv_to_hw_cfg [2023-11-19 07:37:31,136 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-19 07:37:31,136 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-19 07:37:31,136 INFO L130 BoogieDeclarations]: Found specification of procedure alx_resume [2023-11-19 07:37:31,136 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_resume [2023-11-19 07:37:31,136 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-19 07:37:31,137 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-19 07:37:31,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 07:37:31,137 INFO L130 BoogieDeclarations]: Found specification of procedure alx_schedule_link_check [2023-11-19 07:37:31,137 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_schedule_link_check [2023-11-19 07:37:31,137 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-19 07:37:31,137 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-19 07:37:31,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-19 07:37:31,137 INFO L130 BoogieDeclarations]: Found specification of procedure alx_change_mtu [2023-11-19 07:37:31,137 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_change_mtu [2023-11-19 07:37:31,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:37:31,138 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-19 07:37:31,138 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-19 07:37:31,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 07:37:31,138 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 07:37:31,138 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_open [2023-11-19 07:37:31,138 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_open [2023-11-19 07:37:31,138 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_core [2023-11-19 07:37:31,138 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_core [2023-11-19 07:37:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2023-11-19 07:37:31,139 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2023-11-19 07:37:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-19 07:37:31,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-19 07:37:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure alx_update_hw_stats [2023-11-19 07:37:31,139 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_update_hw_stats [2023-11-19 07:37:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_mem32 [2023-11-19 07:37:31,139 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_mem32 [2023-11-19 07:37:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-19 07:37:31,140 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-19 07:37:31,140 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reset [2023-11-19 07:37:31,140 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reset [2023-11-19 07:37:31,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-19 07:37:31,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-19 07:37:31,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:37:31,140 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_dbg [2023-11-19 07:37:31,140 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_dbg [2023-11-19 07:37:31,140 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-19 07:37:31,141 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-19 07:37:31,141 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev8 [2023-11-19 07:37:31,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev8 [2023-11-19 07:37:31,141 INFO L130 BoogieDeclarations]: Found specification of procedure alx_netif_stop [2023-11-19 07:37:31,141 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_netif_stop [2023-11-19 07:37:31,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:37:31,141 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-19 07:37:31,141 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-19 07:37:31,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 07:37:31,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 07:37:31,142 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 07:37:31,142 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 07:37:31,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:37:31,142 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-19 07:37:31,142 INFO L130 BoogieDeclarations]: Found specification of procedure alx_hw_giga [2023-11-19 07:37:31,142 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_hw_giga [2023-11-19 07:37:31,142 INFO L130 BoogieDeclarations]: Found specification of procedure alx_poll_controller [2023-11-19 07:37:31,142 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_poll_controller [2023-11-19 07:37:31,142 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reset_pcie [2023-11-19 07:37:31,142 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reset_pcie [2023-11-19 07:37:31,143 INFO L130 BoogieDeclarations]: Found specification of procedure alx_get_stats64 [2023-11-19 07:37:31,143 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_get_stats64 [2023-11-19 07:37:31,143 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_is_locked [2023-11-19 07:37:31,143 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_is_locked [2023-11-19 07:37:31,143 INFO L130 BoogieDeclarations]: Found specification of procedure alx_schedule_reset [2023-11-19 07:37:31,143 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_schedule_reset [2023-11-19 07:37:31,143 INFO L130 BoogieDeclarations]: Found specification of procedure alx_intr_legacy [2023-11-19 07:37:31,143 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_intr_legacy [2023-11-19 07:37:31,143 INFO L130 BoogieDeclarations]: Found specification of procedure alx_refill_rx_ring [2023-11-19 07:37:31,143 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_refill_rx_ring [2023-11-19 07:37:31,143 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_dbg [2023-11-19 07:37:31,143 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_dbg [2023-11-19 07:37:31,144 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-19 07:37:31,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-19 07:37:31,144 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-11-19 07:37:31,144 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-11-19 07:37:31,144 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-19 07:37:31,144 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-19 07:37:31,144 INFO L130 BoogieDeclarations]: Found specification of procedure alx_set_macaddr [2023-11-19 07:37:31,144 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_set_macaddr [2023-11-19 07:37:31,144 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2023-11-19 07:37:31,145 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2023-11-19 07:37:31,145 INFO L130 BoogieDeclarations]: Found specification of procedure alx_speed_to_ethadv [2023-11-19 07:37:31,145 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_speed_to_ethadv [2023-11-19 07:37:31,145 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-19 07:37:31,145 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-19 07:37:31,145 INFO L130 BoogieDeclarations]: Found specification of procedure alx_free_rings [2023-11-19 07:37:31,145 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_free_rings [2023-11-19 07:37:31,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:37:31,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:37:31,146 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-19 07:37:31,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-19 07:37:31,146 INFO L130 BoogieDeclarations]: Found specification of procedure pci_select_bars [2023-11-19 07:37:31,146 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_select_bars [2023-11-19 07:37:31,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 07:37:31,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 07:37:31,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 07:37:31,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 07:37:31,146 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2023-11-19 07:37:31,147 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2023-11-19 07:37:31,147 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-19 07:37:31,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-19 07:37:31,147 INFO L130 BoogieDeclarations]: Found specification of procedure alx_set_mac_address [2023-11-19 07:37:31,147 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_set_mac_address [2023-11-19 07:37:31,147 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-19 07:37:31,147 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-19 07:37:31,147 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-19 07:37:31,148 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-19 07:37:31,148 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2023-11-19 07:37:31,148 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2023-11-19 07:37:31,148 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2023-11-19 07:37:31,148 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-19 07:37:31,148 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-19 07:37:31,148 INFO L130 BoogieDeclarations]: Found specification of procedure alx_hw_with_cr [2023-11-19 07:37:31,148 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_hw_with_cr [2023-11-19 07:37:31,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_7 [2023-11-19 07:37:31,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_7 [2023-11-19 07:37:31,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 07:37:31,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 07:37:31,149 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le16 [2023-11-19 07:37:31,149 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le16 [2023-11-19 07:37:31,149 INFO L130 BoogieDeclarations]: Found specification of procedure alx_get_supported_speeds [2023-11-19 07:37:31,149 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_get_supported_speeds [2023-11-19 07:37:31,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 07:37:31,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 07:37:31,150 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2023-11-19 07:37:31,150 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2023-11-19 07:37:31,150 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_macaddr [2023-11-19 07:37:31,150 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_macaddr [2023-11-19 07:37:31,150 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_mem32 [2023-11-19 07:37:31,150 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_mem32 [2023-11-19 07:37:31,150 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2023-11-19 07:37:31,150 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2023-11-19 07:37:31,151 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:37:31,151 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:37:31,151 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-19 07:37:31,151 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-19 07:37:31,151 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-19 07:37:31,151 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-19 07:37:31,151 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-19 07:37:31,151 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-19 07:37:31,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:37:31,152 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 07:37:31,152 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 07:37:31,152 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reinit_rings [2023-11-19 07:37:31,152 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reinit_rings [2023-11-19 07:37:31,152 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_reg [2023-11-19 07:37:31,152 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_reg [2023-11-19 07:37:31,152 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-11-19 07:37:31,152 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-11-19 07:37:31,152 INFO L130 BoogieDeclarations]: Found specification of procedure alx_free_buffers [2023-11-19 07:37:31,153 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_free_buffers [2023-11-19 07:37:31,153 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-19 07:37:31,153 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-19 07:37:31,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:37:31,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-19 07:37:31,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-19 07:37:31,153 INFO L130 BoogieDeclarations]: Found specification of procedure alx_pci_error_slot_reset [2023-11-19 07:37:31,153 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_pci_error_slot_reset [2023-11-19 07:37:31,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 07:37:31,154 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_3 [2023-11-19 07:37:31,154 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_3 [2023-11-19 07:37:31,154 INFO L130 BoogieDeclarations]: Found specification of procedure alx_wait_mdio_idle [2023-11-19 07:37:31,154 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_wait_mdio_idle [2023-11-19 07:37:31,154 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 07:37:31,154 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 07:37:31,154 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-19 07:37:31,154 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-19 07:37:31,154 INFO L130 BoogieDeclarations]: Found specification of procedure alx_intr_handle [2023-11-19 07:37:31,154 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_intr_handle [2023-11-19 07:37:31,155 INFO L130 BoogieDeclarations]: Found specification of procedure alx_ioctl [2023-11-19 07:37:31,155 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_ioctl [2023-11-19 07:37:31,155 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-19 07:37:31,155 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-19 07:37:31,155 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-11-19 07:37:31,155 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-11-19 07:37:31,155 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-19 07:37:31,155 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-19 07:37:31,155 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-19 07:37:31,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-19 07:37:31,156 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-19 07:37:31,156 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-19 07:37:31,156 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-19 07:37:31,156 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-19 07:37:31,156 INFO L130 BoogieDeclarations]: Found specification of procedure alx_fix_features [2023-11-19 07:37:31,156 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_fix_features [2023-11-19 07:37:31,156 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-19 07:37:31,156 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-19 07:37:31,156 INFO L130 BoogieDeclarations]: Found specification of procedure alx_is_rev_a [2023-11-19 07:37:31,156 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_is_rev_a [2023-11-19 07:37:31,156 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-19 07:37:31,157 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-19 07:37:31,157 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_core [2023-11-19 07:37:31,157 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_core [2023-11-19 07:37:31,157 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 07:37:31,157 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 07:37:31,157 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_ext [2023-11-19 07:37:31,157 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_ext [2023-11-19 07:37:31,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:37:31,157 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev16 [2023-11-19 07:37:31,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev16 [2023-11-19 07:37:31,158 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 07:37:31,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 07:37:31,158 INFO L130 BoogieDeclarations]: Found specification of procedure alx_post_phy_link [2023-11-19 07:37:31,158 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_post_phy_link [2023-11-19 07:37:31,158 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reinit [2023-11-19 07:37:31,158 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reinit [2023-11-19 07:37:31,158 INFO L130 BoogieDeclarations]: Found specification of procedure alx_tpd_avail [2023-11-19 07:37:31,158 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_tpd_avail [2023-11-19 07:37:31,159 INFO L130 BoogieDeclarations]: Found specification of procedure alx_setup_speed_duplex [2023-11-19 07:37:31,159 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_setup_speed_duplex [2023-11-19 07:37:31,159 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-19 07:37:31,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-19 07:37:31,159 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_stop [2023-11-19 07:37:31,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_stop [2023-11-19 07:37:31,159 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-19 07:37:31,159 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-19 07:37:31,159 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2023-11-19 07:37:31,160 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2023-11-19 07:37:31,160 INFO L130 BoogieDeclarations]: Found specification of procedure alx_enable_aspm [2023-11-19 07:37:31,160 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_enable_aspm [2023-11-19 07:37:31,160 INFO L130 BoogieDeclarations]: Found specification of procedure alx_set_rx_mode [2023-11-19 07:37:31,160 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_set_rx_mode [2023-11-19 07:37:31,160 INFO L130 BoogieDeclarations]: Found specification of procedure alx_hw_revision [2023-11-19 07:37:31,160 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_hw_revision [2023-11-19 07:37:31,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-19 07:37:31,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-19 07:37:31,161 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_set_rx_mode [2023-11-19 07:37:31,161 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_set_rx_mode [2023-11-19 07:37:31,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2023-11-19 07:37:31,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2023-11-19 07:37:31,161 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_write_phy_reg [2023-11-19 07:37:31,161 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_write_phy_reg [2023-11-19 07:37:31,161 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-11-19 07:37:31,161 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-11-19 07:37:31,161 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2023-11-19 07:37:31,162 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2023-11-19 07:37:31,162 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-11-19 07:37:31,162 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-11-19 07:37:31,162 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2023-11-19 07:37:31,162 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2023-11-19 07:37:31,162 INFO L130 BoogieDeclarations]: Found specification of procedure alx_configure [2023-11-19 07:37:31,162 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_configure [2023-11-19 07:37:31,162 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reset_phy [2023-11-19 07:37:31,162 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reset_phy [2023-11-19 07:37:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-19 07:37:31,163 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-19 07:37:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2023-11-19 07:37:31,163 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2023-11-19 07:37:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-19 07:37:31,163 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-19 07:37:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:37:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le64 [2023-11-19 07:37:31,163 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le64 [2023-11-19 07:37:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reset_mac [2023-11-19 07:37:31,164 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reset_mac [2023-11-19 07:37:32,080 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:37:32,091 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:37:32,272 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 07:37:46,006 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:37:46,046 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:37:46,046 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:37:46,068 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:37:46 BoogieIcfgContainer [2023-11-19 07:37:46,068 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:37:46,071 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:37:46,071 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:37:46,075 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:37:46,075 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:37:24" (1/3) ... [2023-11-19 07:37:46,076 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58def65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:37:46, skipping insertion in model container [2023-11-19 07:37:46,076 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:29" (2/3) ... [2023-11-19 07:37:46,078 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58def65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:37:46, skipping insertion in model container [2023-11-19 07:37:46,078 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:37:46" (3/3) ... [2023-11-19 07:37:46,080 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--alx--alx.ko-entry_point.cil.out.i [2023-11-19 07:37:46,104 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:37:46,105 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:37:46,256 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:37:46,267 INFO L357 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, mHoare=true, 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;@2a4ad3a1, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:37:46,267 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:37:46,288 INFO L276 IsEmpty]: Start isEmpty. Operand has 3190 states, 2308 states have (on average 1.423743500866551) internal successors, (3286), 2360 states have internal predecessors, (3286), 723 states have call successors, (723), 159 states have call predecessors, (723), 158 states have return successors, (710), 697 states have call predecessors, (710), 710 states have call successors, (710) [2023-11-19 07:37:46,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-19 07:37:46,345 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:37:46,346 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:37:46,348 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:37:46,358 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:37:46,359 INFO L85 PathProgramCache]: Analyzing trace with hash 2141901829, now seen corresponding path program 1 times [2023-11-19 07:37:46,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:37:46,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681655142] [2023-11-19 07:37:46,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:37:46,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:37:47,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:48,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:37:48,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:48,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:37:48,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:48,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:37:48,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:48,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-19 07:37:48,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:48,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:37:48,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:48,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:37:48,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:48,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-19 07:37:48,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:48,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:37:48,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:48,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:37:48,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:48,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-19 07:37:48,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:48,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:37:48,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:48,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:37:48,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:48,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-19 07:37:48,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:48,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:37:48,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:48,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:37:48,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:48,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-19 07:37:48,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:48,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:37:48,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:48,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-19 07:37:48,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:48,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:37:48,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:48,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-19 07:37:48,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:48,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:37:48,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:48,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-19 07:37:48,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:48,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:37:48,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:48,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-11-19 07:37:48,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:48,569 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2023-11-19 07:37:48,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:37:48,570 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681655142] [2023-11-19 07:37:48,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681655142] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:37:48,571 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:37:48,572 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-19 07:37:48,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265411343] [2023-11-19 07:37:48,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:37:48,587 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 07:37:48,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:37:48,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 07:37:48,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-19 07:37:48,639 INFO L87 Difference]: Start difference. First operand has 3190 states, 2308 states have (on average 1.423743500866551) internal successors, (3286), 2360 states have internal predecessors, (3286), 723 states have call successors, (723), 159 states have call predecessors, (723), 158 states have return successors, (710), 697 states have call predecessors, (710), 710 states have call successors, (710) Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-19 07:37:54,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 07:37:56,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 07:37:58,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []