./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_713d73df-5091-4783-bdb1-f07473700b75/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_713d73df-5091-4783-bdb1-f07473700b75/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_713d73df-5091-4783-bdb1-f07473700b75/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_713d73df-5091-4783-bdb1-f07473700b75/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.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_713d73df-5091-4783-bdb1-f07473700b75/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_713d73df-5091-4783-bdb1-f07473700b75/bin/utaipan-verify-t7M7D8N6sZ --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e13d7e134a62193a53548fa0435e5b14fe762a49e016651d79550af08604fdff --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:16:07,063 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:16:07,180 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_713d73df-5091-4783-bdb1-f07473700b75/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 04:16:07,192 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:16:07,193 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:16:07,230 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:16:07,231 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:16:07,232 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:16:07,233 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:16:07,240 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:16:07,240 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:16:07,241 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:16:07,241 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:16:07,242 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:16:07,242 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:16:07,242 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:16:07,243 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:16:07,243 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:16:07,244 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:16:07,244 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:16:07,244 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:16:07,246 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:16:07,247 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:16:07,248 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:16:07,248 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:16:07,249 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:16:07,249 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:16:07,250 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:16:07,250 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:16:07,250 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:16:07,252 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:16:07,252 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:16:07,252 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:16:07,253 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:16:07,253 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:16:07,253 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:16:07,253 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:16:07,254 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:16:07,254 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:16:07,254 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:16:07,254 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:16:07,255 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:16:07,255 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_713d73df-5091-4783-bdb1-f07473700b75/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_713d73df-5091-4783-bdb1-f07473700b75/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e13d7e134a62193a53548fa0435e5b14fe762a49e016651d79550af08604fdff [2023-11-19 04:16:07,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:16:07,544 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:16:07,547 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:16:07,548 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:16:07,549 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:16:07,550 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_713d73df-5091-4783-bdb1-f07473700b75/bin/utaipan-verify-t7M7D8N6sZ/../../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 04:16:10,748 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:16:11,470 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:16:11,472 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_713d73df-5091-4783-bdb1-f07473700b75/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 04:16:11,540 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_713d73df-5091-4783-bdb1-f07473700b75/bin/utaipan-verify-t7M7D8N6sZ/data/c7aff5ab9/faff8dbdf9d84b06b212801f4c68c9a4/FLAG22652a4d9 [2023-11-19 04:16:11,559 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_713d73df-5091-4783-bdb1-f07473700b75/bin/utaipan-verify-t7M7D8N6sZ/data/c7aff5ab9/faff8dbdf9d84b06b212801f4c68c9a4 [2023-11-19 04:16:11,565 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:16:11,567 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:16:11,569 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:16:11,569 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:16:11,575 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:16:11,576 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:16:11" (1/1) ... [2023-11-19 04:16:11,577 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bb51fa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:11, skipping insertion in model container [2023-11-19 04:16:11,577 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:16:11" (1/1) ... [2023-11-19 04:16:11,822 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:16:12,644 WARN L635 FunctionHandler]: implicit declaration of function ldv_undef_int [2023-11-19 04:16:12,645 WARN L635 FunctionHandler]: implicit declaration of function ldv_assume [2023-11-19 04:16:15,135 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_713d73df-5091-4783-bdb1-f07473700b75/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 04:16:15,213 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:16:15,332 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:16:15,520 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 04:16:15,522 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 04:16:15,523 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 04:16:15,524 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 04:16:15,527 WARN L635 FunctionHandler]: implicit declaration of function ldv_undef_int [2023-11-19 04:16:15,527 WARN L635 FunctionHandler]: implicit declaration of function ldv_assume [2023-11-19 04:16:15,533 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 04:16:15,534 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 04:16:15,534 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 04:16:15,534 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 04:16:15,544 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 04:16:15,546 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 04:16:15,548 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 04:16:15,553 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 04:16:15,554 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7163] [2023-11-19 04:16:15,558 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 04:16:15,558 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7254] [2023-11-19 04:16:15,562 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7388] [2023-11-19 04:16:15,563 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7420] [2023-11-19 04:16:15,566 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 04:16:15,566 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 04:16:15,567 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 04:16:15,567 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 04:16:15,568 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 04:16:15,568 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 04:16:15,569 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 04:16:15,569 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 04:16:15,569 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 04:16:15,570 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 04:16:15,570 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 04:16:15,571 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 04:16:15,571 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 04:16:15,571 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 04:16:15,572 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 04:16:15,572 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 04:16:15,587 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7919] [2023-11-19 04:16:15,641 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9062] [2023-11-19 04:16:15,722 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [12070] [2023-11-19 04:16:15,849 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_713d73df-5091-4783-bdb1-f07473700b75/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 04:16:15,861 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:16:16,244 WARN L675 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:16:16,245 WARN L675 CHandler]: The function __bad_unaligned_access_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:16:16,246 WARN L675 CHandler]: The function ldv_assume is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:16:16,247 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:16:16,254 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:16:16,255 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:16 WrapperNode [2023-11-19 04:16:16,256 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:16:16,257 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:16:16,257 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:16:16,257 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:16:16,265 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:16" (1/1) ... [2023-11-19 04:16:16,416 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:16" (1/1) ... [2023-11-19 04:16:16,709 INFO L138 Inliner]: procedures = 474, calls = 3894, calls flagged for inlining = 219, calls inlined = 201, statements flattened = 8447 [2023-11-19 04:16:16,710 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:16:16,711 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:16:16,711 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:16:16,711 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:16:16,722 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:16" (1/1) ... [2023-11-19 04:16:16,722 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:16" (1/1) ... [2023-11-19 04:16:16,796 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:16" (1/1) ... [2023-11-19 04:16:16,797 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:16" (1/1) ... [2023-11-19 04:16:16,973 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:16" (1/1) ... [2023-11-19 04:16:17,002 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:16" (1/1) ... [2023-11-19 04:16:17,155 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:16" (1/1) ... [2023-11-19 04:16:17,180 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:16" (1/1) ... [2023-11-19 04:16:17,239 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:16:17,240 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:16:17,240 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:16:17,240 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:16:17,241 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:16" (1/1) ... [2023-11-19 04:16:17,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:16:17,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_713d73df-5091-4783-bdb1-f07473700b75/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:16:17,269 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_713d73df-5091-4783-bdb1-f07473700b75/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:16:17,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_713d73df-5091-4783-bdb1-f07473700b75/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:16:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2023-11-19 04:16:17,320 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2023-11-19 04:16:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 04:16:17,321 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 04:16:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-19 04:16:17,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-19 04:16:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 04:16:17,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 04:16:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure alx_halt [2023-11-19 04:16:17,322 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_halt [2023-11-19 04:16:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure alx_free_txbuf [2023-11-19 04:16:17,322 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_free_txbuf [2023-11-19 04:16:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure dump_stack [2023-11-19 04:16:17,322 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_stack [2023-11-19 04:16:17,323 INFO L130 BoogieDeclarations]: Found specification of procedure alx_suspend [2023-11-19 04:16:17,323 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_suspend [2023-11-19 04:16:17,323 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_read_phy_reg [2023-11-19 04:16:17,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_read_phy_reg [2023-11-19 04:16:17,323 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2023-11-19 04:16:17,324 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2023-11-19 04:16:17,324 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-19 04:16:17,325 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-19 04:16:17,325 INFO L130 BoogieDeclarations]: Found specification of procedure alx_wait_reg [2023-11-19 04:16:17,325 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_wait_reg [2023-11-19 04:16:17,326 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-19 04:16:17,326 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-19 04:16:17,326 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-19 04:16:17,326 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-19 04:16:17,326 INFO L130 BoogieDeclarations]: Found specification of procedure alx_link_check [2023-11-19 04:16:17,326 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_link_check [2023-11-19 04:16:17,327 INFO L130 BoogieDeclarations]: Found specification of procedure alx_tx_timeout [2023-11-19 04:16:17,327 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_tx_timeout [2023-11-19 04:16:17,327 INFO L130 BoogieDeclarations]: Found specification of procedure alx_irq_enable [2023-11-19 04:16:17,327 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_irq_enable [2023-11-19 04:16:17,328 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 04:16:17,328 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 04:16:17,328 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_mem16 [2023-11-19 04:16:17,328 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_mem16 [2023-11-19 04:16:17,328 INFO L130 BoogieDeclarations]: Found specification of procedure alx_irq_disable [2023-11-19 04:16:17,328 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_irq_disable [2023-11-19 04:16:17,329 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-19 04:16:17,329 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-19 04:16:17,329 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-19 04:16:17,329 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-19 04:16:17,330 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-19 04:16:17,330 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-19 04:16:17,330 INFO L130 BoogieDeclarations]: Found specification of procedure alx_activate [2023-11-19 04:16:17,330 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_activate [2023-11-19 04:16:17,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 04:16:17,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 04:16:17,331 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 04:16:17,331 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 04:16:17,331 INFO L130 BoogieDeclarations]: Found specification of procedure alx_intr_msi [2023-11-19 04:16:17,332 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_intr_msi [2023-11-19 04:16:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2023-11-19 04:16:17,332 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2023-11-19 04:16:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:16:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-19 04:16:17,332 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-19 04:16:17,333 INFO L130 BoogieDeclarations]: Found specification of procedure alx_post_write [2023-11-19 04:16:17,333 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_post_write [2023-11-19 04:16:17,333 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-19 04:16:17,333 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-19 04:16:17,334 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2023-11-19 04:16:17,334 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2023-11-19 04:16:17,334 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_reg [2023-11-19 04:16:17,334 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_reg [2023-11-19 04:16:17,334 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_unaligned_access_size [2023-11-19 04:16:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_ext [2023-11-19 04:16:17,335 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_ext [2023-11-19 04:16:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-19 04:16:17,335 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-19 04:16:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-19 04:16:17,336 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-19 04:16:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-19 04:16:17,337 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-19 04:16:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure alx_pci_error_detected [2023-11-19 04:16:17,337 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_pci_error_detected [2023-11-19 04:16:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 04:16:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure ethadv_to_hw_cfg [2023-11-19 04:16:17,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ethadv_to_hw_cfg [2023-11-19 04:16:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-19 04:16:17,338 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-19 04:16:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure alx_resume [2023-11-19 04:16:17,338 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_resume [2023-11-19 04:16:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-19 04:16:17,339 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-19 04:16:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 04:16:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure alx_schedule_link_check [2023-11-19 04:16:17,340 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_schedule_link_check [2023-11-19 04:16:17,340 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-19 04:16:17,340 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-19 04:16:17,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-19 04:16:17,341 INFO L130 BoogieDeclarations]: Found specification of procedure alx_change_mtu [2023-11-19 04:16:17,341 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_change_mtu [2023-11-19 04:16:17,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:16:17,342 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-19 04:16:17,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-19 04:16:17,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 04:16:17,343 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 04:16:17,343 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_open [2023-11-19 04:16:17,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_open [2023-11-19 04:16:17,343 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_core [2023-11-19 04:16:17,343 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_core [2023-11-19 04:16:17,344 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2023-11-19 04:16:17,345 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2023-11-19 04:16:17,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-19 04:16:17,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-19 04:16:17,348 INFO L130 BoogieDeclarations]: Found specification of procedure alx_update_hw_stats [2023-11-19 04:16:17,348 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_update_hw_stats [2023-11-19 04:16:17,349 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_mem32 [2023-11-19 04:16:17,349 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_mem32 [2023-11-19 04:16:17,350 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-19 04:16:17,350 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-19 04:16:17,350 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reset [2023-11-19 04:16:17,357 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reset [2023-11-19 04:16:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-19 04:16:17,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-19 04:16:17,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:16:17,358 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_dbg [2023-11-19 04:16:17,358 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_dbg [2023-11-19 04:16:17,359 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-19 04:16:17,359 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-19 04:16:17,359 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev8 [2023-11-19 04:16:17,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev8 [2023-11-19 04:16:17,359 INFO L130 BoogieDeclarations]: Found specification of procedure alx_netif_stop [2023-11-19 04:16:17,359 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_netif_stop [2023-11-19 04:16:17,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:16:17,360 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-19 04:16:17,360 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-19 04:16:17,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 04:16:17,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 04:16:17,360 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 04:16:17,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 04:16:17,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:16:17,361 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-19 04:16:17,361 INFO L130 BoogieDeclarations]: Found specification of procedure alx_hw_giga [2023-11-19 04:16:17,361 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_hw_giga [2023-11-19 04:16:17,361 INFO L130 BoogieDeclarations]: Found specification of procedure alx_poll_controller [2023-11-19 04:16:17,361 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_poll_controller [2023-11-19 04:16:17,361 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reset_pcie [2023-11-19 04:16:17,361 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reset_pcie [2023-11-19 04:16:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure alx_get_stats64 [2023-11-19 04:16:17,362 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_get_stats64 [2023-11-19 04:16:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_is_locked [2023-11-19 04:16:17,362 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_is_locked [2023-11-19 04:16:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure alx_schedule_reset [2023-11-19 04:16:17,362 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_schedule_reset [2023-11-19 04:16:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure alx_intr_legacy [2023-11-19 04:16:17,363 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_intr_legacy [2023-11-19 04:16:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure alx_refill_rx_ring [2023-11-19 04:16:17,363 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_refill_rx_ring [2023-11-19 04:16:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_dbg [2023-11-19 04:16:17,363 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_dbg [2023-11-19 04:16:17,364 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-19 04:16:17,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-19 04:16:17,364 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-11-19 04:16:17,364 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-11-19 04:16:17,364 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-19 04:16:17,364 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-19 04:16:17,365 INFO L130 BoogieDeclarations]: Found specification of procedure alx_set_macaddr [2023-11-19 04:16:17,365 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_set_macaddr [2023-11-19 04:16:17,365 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2023-11-19 04:16:17,365 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2023-11-19 04:16:17,365 INFO L130 BoogieDeclarations]: Found specification of procedure alx_speed_to_ethadv [2023-11-19 04:16:17,365 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_speed_to_ethadv [2023-11-19 04:16:17,365 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-19 04:16:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-19 04:16:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure alx_free_rings [2023-11-19 04:16:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_free_rings [2023-11-19 04:16:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:16:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:16:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-19 04:16:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-19 04:16:17,367 INFO L130 BoogieDeclarations]: Found specification of procedure pci_select_bars [2023-11-19 04:16:17,367 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_select_bars [2023-11-19 04:16:17,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 04:16:17,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 04:16:17,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 04:16:17,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 04:16:17,367 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2023-11-19 04:16:17,368 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2023-11-19 04:16:17,368 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 04:16:17,368 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 04:16:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure alx_set_mac_address [2023-11-19 04:16:17,368 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_set_mac_address [2023-11-19 04:16:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-19 04:16:17,368 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-19 04:16:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-19 04:16:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-19 04:16:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2023-11-19 04:16:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2023-11-19 04:16:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2023-11-19 04:16:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-19 04:16:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-19 04:16:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure alx_hw_with_cr [2023-11-19 04:16:17,370 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_hw_with_cr [2023-11-19 04:16:17,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_7 [2023-11-19 04:16:17,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_7 [2023-11-19 04:16:17,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 04:16:17,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 04:16:17,370 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le16 [2023-11-19 04:16:17,370 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le16 [2023-11-19 04:16:17,371 INFO L130 BoogieDeclarations]: Found specification of procedure alx_get_supported_speeds [2023-11-19 04:16:17,371 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_get_supported_speeds [2023-11-19 04:16:17,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 04:16:17,371 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 04:16:17,371 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2023-11-19 04:16:17,371 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2023-11-19 04:16:17,371 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_macaddr [2023-11-19 04:16:17,372 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_macaddr [2023-11-19 04:16:17,372 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_mem32 [2023-11-19 04:16:17,372 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_mem32 [2023-11-19 04:16:17,372 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2023-11-19 04:16:17,372 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2023-11-19 04:16:17,372 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:16:17,372 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:16:17,373 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-19 04:16:17,373 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-19 04:16:17,373 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-19 04:16:17,373 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-19 04:16:17,373 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-19 04:16:17,373 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-19 04:16:17,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:16:17,373 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 04:16:17,374 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 04:16:17,374 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reinit_rings [2023-11-19 04:16:17,374 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reinit_rings [2023-11-19 04:16:17,374 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_reg [2023-11-19 04:16:17,374 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_reg [2023-11-19 04:16:17,374 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-11-19 04:16:17,374 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-11-19 04:16:17,375 INFO L130 BoogieDeclarations]: Found specification of procedure alx_free_buffers [2023-11-19 04:16:17,375 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_free_buffers [2023-11-19 04:16:17,375 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-19 04:16:17,375 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-19 04:16:17,375 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:16:17,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-19 04:16:17,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-19 04:16:17,376 INFO L130 BoogieDeclarations]: Found specification of procedure alx_pci_error_slot_reset [2023-11-19 04:16:17,376 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_pci_error_slot_reset [2023-11-19 04:16:17,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 04:16:17,376 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_3 [2023-11-19 04:16:17,376 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_3 [2023-11-19 04:16:17,376 INFO L130 BoogieDeclarations]: Found specification of procedure alx_wait_mdio_idle [2023-11-19 04:16:17,376 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_wait_mdio_idle [2023-11-19 04:16:17,377 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 04:16:17,377 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 04:16:17,377 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-19 04:16:17,377 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-19 04:16:17,377 INFO L130 BoogieDeclarations]: Found specification of procedure alx_intr_handle [2023-11-19 04:16:17,377 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_intr_handle [2023-11-19 04:16:17,377 INFO L130 BoogieDeclarations]: Found specification of procedure alx_ioctl [2023-11-19 04:16:17,378 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_ioctl [2023-11-19 04:16:17,378 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-19 04:16:17,378 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-19 04:16:17,378 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-11-19 04:16:17,378 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-11-19 04:16:17,378 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-19 04:16:17,378 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-19 04:16:17,379 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-19 04:16:17,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-19 04:16:17,379 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-19 04:16:17,379 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-19 04:16:17,379 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-19 04:16:17,379 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-19 04:16:17,379 INFO L130 BoogieDeclarations]: Found specification of procedure alx_fix_features [2023-11-19 04:16:17,380 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_fix_features [2023-11-19 04:16:17,380 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-19 04:16:17,380 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-19 04:16:17,380 INFO L130 BoogieDeclarations]: Found specification of procedure alx_is_rev_a [2023-11-19 04:16:17,380 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_is_rev_a [2023-11-19 04:16:17,380 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-19 04:16:17,380 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-19 04:16:17,380 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_core [2023-11-19 04:16:17,381 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_core [2023-11-19 04:16:17,381 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 04:16:17,381 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 04:16:17,381 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_ext [2023-11-19 04:16:17,381 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_ext [2023-11-19 04:16:17,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:16:17,381 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev16 [2023-11-19 04:16:17,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev16 [2023-11-19 04:16:17,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 04:16:17,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 04:16:17,382 INFO L130 BoogieDeclarations]: Found specification of procedure alx_post_phy_link [2023-11-19 04:16:17,382 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_post_phy_link [2023-11-19 04:16:17,382 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reinit [2023-11-19 04:16:17,382 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reinit [2023-11-19 04:16:17,382 INFO L130 BoogieDeclarations]: Found specification of procedure alx_tpd_avail [2023-11-19 04:16:17,383 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_tpd_avail [2023-11-19 04:16:17,383 INFO L130 BoogieDeclarations]: Found specification of procedure alx_setup_speed_duplex [2023-11-19 04:16:17,383 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_setup_speed_duplex [2023-11-19 04:16:17,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-19 04:16:17,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-19 04:16:17,383 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_stop [2023-11-19 04:16:17,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_stop [2023-11-19 04:16:17,384 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-19 04:16:17,384 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-19 04:16:17,384 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2023-11-19 04:16:17,384 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2023-11-19 04:16:17,384 INFO L130 BoogieDeclarations]: Found specification of procedure alx_enable_aspm [2023-11-19 04:16:17,384 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_enable_aspm [2023-11-19 04:16:17,384 INFO L130 BoogieDeclarations]: Found specification of procedure alx_set_rx_mode [2023-11-19 04:16:17,384 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_set_rx_mode [2023-11-19 04:16:17,385 INFO L130 BoogieDeclarations]: Found specification of procedure alx_hw_revision [2023-11-19 04:16:17,385 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_hw_revision [2023-11-19 04:16:17,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-19 04:16:17,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-19 04:16:17,385 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_set_rx_mode [2023-11-19 04:16:17,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_set_rx_mode [2023-11-19 04:16:17,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2023-11-19 04:16:17,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2023-11-19 04:16:17,386 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_write_phy_reg [2023-11-19 04:16:17,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_write_phy_reg [2023-11-19 04:16:17,386 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-11-19 04:16:17,386 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-11-19 04:16:17,386 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2023-11-19 04:16:17,386 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2023-11-19 04:16:17,386 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-11-19 04:16:17,387 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-11-19 04:16:17,387 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2023-11-19 04:16:17,387 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2023-11-19 04:16:17,387 INFO L130 BoogieDeclarations]: Found specification of procedure alx_configure [2023-11-19 04:16:17,387 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_configure [2023-11-19 04:16:17,387 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reset_phy [2023-11-19 04:16:17,387 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reset_phy [2023-11-19 04:16:17,388 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-19 04:16:17,388 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-19 04:16:17,388 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2023-11-19 04:16:17,388 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2023-11-19 04:16:17,388 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-19 04:16:17,388 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-19 04:16:17,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:16:17,389 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le64 [2023-11-19 04:16:17,389 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le64 [2023-11-19 04:16:17,389 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reset_mac [2023-11-19 04:16:17,389 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reset_mac [2023-11-19 04:16:18,325 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:16:18,330 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:16:18,533 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 04:16:31,794 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:16:37,685 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:16:37,686 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:16:37,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:16:37 BoogieIcfgContainer [2023-11-19 04:16:37,713 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:16:37,717 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:16:37,717 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:16:37,720 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:16:37,721 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:16:11" (1/3) ... [2023-11-19 04:16:37,723 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@514c5ed9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:16:37, skipping insertion in model container [2023-11-19 04:16:37,723 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:16" (2/3) ... [2023-11-19 04:16:37,724 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@514c5ed9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:16:37, skipping insertion in model container [2023-11-19 04:16:37,724 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:16:37" (3/3) ... [2023-11-19 04:16:37,725 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 04:16:37,746 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:16:37,746 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:16:37,860 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:16:37,867 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=FINITE_AUTOMATA, 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;@fb8333e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:16:37,867 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:16:37,882 INFO L276 IsEmpty]: Start isEmpty. Operand has 2118 states, 1236 states have (on average 1.2912621359223302) internal successors, (1596), 1288 states have internal predecessors, (1596), 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 04:16:37,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-19 04:16:37,927 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:16:37,928 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2023-11-19 04:16:37,928 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:16:37,936 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:16:37,937 INFO L85 PathProgramCache]: Analyzing trace with hash 2129555932, now seen corresponding path program 1 times [2023-11-19 04:16:37,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:16:37,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862752603] [2023-11-19 04:16:37,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:16:37,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:16:38,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:16:39,504 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2023-11-19 04:16:39,505 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:16:39,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862752603] [2023-11-19 04:16:39,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1862752603] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:16:39,506 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:16:39,507 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:16:39,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025948476] [2023-11-19 04:16:39,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:16:39,524 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:16:39,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:16:39,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:16:39,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:16:39,571 INFO L87 Difference]: Start difference. First operand has 2118 states, 1236 states have (on average 1.2912621359223302) internal successors, (1596), 1288 states have internal predecessors, (1596), 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 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (17), 2 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 04:16:42,327 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 04:16:46,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:16:48,722 WARN L539 Checker$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 04:16:50,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:16:50,390 INFO L93 Difference]: Finished difference Result 6034 states and 8669 transitions. [2023-11-19 04:16:50,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:16:50,392 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 126 [2023-11-19 04:16:50,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:16:50,462 INFO L225 Difference]: With dead ends: 6034 [2023-11-19 04:16:50,462 INFO L226 Difference]: Without dead ends: 3896 [2023-11-19 04:16:50,488 INFO L412 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 [2023-11-19 04:16:50,492 INFO L413 NwaCegarLoop]: 2809 mSDtfsCounter, 2612 mSDsluCounter, 2559 mSDsCounter, 0 mSdLazyCounter, 766 mSolverCounterSat, 7 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2612 SdHoareTripleChecker+Valid, 5368 SdHoareTripleChecker+Invalid, 776 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 766 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2023-11-19 04:16:50,493 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2612 Valid, 5368 Invalid, 776 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 766 Invalid, 3 Unknown, 0 Unchecked, 10.3s Time] [2023-11-19 04:16:50,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3896 states. [2023-11-19 04:16:50,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3896 to 3890. [2023-11-19 04:16:50,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3890 states, 2269 states have (on average 1.2714852357866901) internal successors, (2885), 2341 states have internal predecessors, (2885), 1319 states have call successors, (1319), 302 states have call predecessors, (1319), 301 states have return successors, (1318), 1290 states have call predecessors, (1318), 1318 states have call successors, (1318) [2023-11-19 04:16:51,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3890 states to 3890 states and 5522 transitions. [2023-11-19 04:16:51,019 INFO L78 Accepts]: Start accepts. Automaton has 3890 states and 5522 transitions. Word has length 126 [2023-11-19 04:16:51,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:16:51,022 INFO L495 AbstractCegarLoop]: Abstraction has 3890 states and 5522 transitions. [2023-11-19 04:16:51,023 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (17), 2 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 04:16:51,023 INFO L276 IsEmpty]: Start isEmpty. Operand 3890 states and 5522 transitions. [2023-11-19 04:16:51,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-19 04:16:51,042 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:16:51,043 INFO L195 NwaCegarLoop]: trace histogram [10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:16:51,043 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 04:16:51,044 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:16:51,044 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:16:51,045 INFO L85 PathProgramCache]: Analyzing trace with hash 204454564, now seen corresponding path program 1 times [2023-11-19 04:16:51,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:16:51,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370816987] [2023-11-19 04:16:51,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:16:51,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:16:51,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:16:52,287 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2023-11-19 04:16:52,287 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:16:52,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370816987] [2023-11-19 04:16:52,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370816987] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:16:52,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:16:52,290 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:16:52,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594532340] [2023-11-19 04:16:52,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:16:52,293 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:16:52,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:16:52,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:16:52,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:16:52,295 INFO L87 Difference]: Start difference. First operand 3890 states and 5522 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 04:16:54,797 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 []