./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdf5d41e-1d7e-431f-b5dc-2a2d05bbc88e/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdf5d41e-1d7e-431f-b5dc-2a2d05bbc88e/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdf5d41e-1d7e-431f-b5dc-2a2d05bbc88e/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdf5d41e-1d7e-431f-b5dc-2a2d05bbc88e/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdf5d41e-1d7e-431f-b5dc-2a2d05bbc88e/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdf5d41e-1d7e-431f-b5dc-2a2d05bbc88e/bin/utaipan-verify-SwPr7d2a91 --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 a41bf48b73cd2164f735edf39a528a497b61e31513d551cd7353a3ff3988840b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:16:05,806 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:16:05,916 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdf5d41e-1d7e-431f-b5dc-2a2d05bbc88e/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-24 23:16:05,928 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:16:05,929 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:16:05,954 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:16:05,955 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:16:05,955 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:16:05,956 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:16:05,957 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:16:05,957 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:16:05,958 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:16:05,959 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:16:05,959 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:16:05,960 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:16:05,960 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:16:05,961 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:16:05,961 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:16:05,962 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:16:05,962 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:16:05,963 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:16:05,964 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:16:05,965 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:16:05,966 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:16:05,966 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:16:05,966 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:16:05,967 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:16:05,967 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:16:05,968 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:16:05,968 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:16:05,969 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:16:05,970 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:16:05,970 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:16:05,970 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:16:05,971 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:16:05,971 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:16:05,971 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:16:05,971 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:16:05,972 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:16:05,972 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:16:05,972 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:16:05,973 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:16:05,973 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:16:05,973 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:16:05,973 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_cdf5d41e-1d7e-431f-b5dc-2a2d05bbc88e/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdf5d41e-1d7e-431f-b5dc-2a2d05bbc88e/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a41bf48b73cd2164f735edf39a528a497b61e31513d551cd7353a3ff3988840b [2023-11-24 23:16:06,245 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:16:06,279 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:16:06,281 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:16:06,283 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:16:06,283 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:16:06,285 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdf5d41e-1d7e-431f-b5dc-2a2d05bbc88e/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i [2023-11-24 23:16:09,300 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:16:10,149 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:16:10,150 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdf5d41e-1d7e-431f-b5dc-2a2d05bbc88e/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i [2023-11-24 23:16:10,233 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdf5d41e-1d7e-431f-b5dc-2a2d05bbc88e/bin/utaipan-verify-SwPr7d2a91/data/bf69339cf/70b440fbf1c34f3e9ba3935656d5e6b7/FLAG2e71321b2 [2023-11-24 23:16:10,249 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdf5d41e-1d7e-431f-b5dc-2a2d05bbc88e/bin/utaipan-verify-SwPr7d2a91/data/bf69339cf/70b440fbf1c34f3e9ba3935656d5e6b7 [2023-11-24 23:16:10,258 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:16:10,260 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:16:10,262 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:16:10,262 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:16:10,268 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:16:10,269 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:16:10" (1/1) ... [2023-11-24 23:16:10,270 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cc4adcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:10, skipping insertion in model container [2023-11-24 23:16:10,271 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:16:10" (1/1) ... [2023-11-24 23:16:10,470 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:16:15,143 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_cdf5d41e-1d7e-431f-b5dc-2a2d05bbc88e/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[465369,465382] [2023-11-24 23:16:15,148 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_cdf5d41e-1d7e-431f-b5dc-2a2d05bbc88e/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[465514,465527] [2023-11-24 23:16:15,191 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:16:15,291 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:16:15,456 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"); [6146] [2023-11-24 23:16:15,458 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)); [6153] [2023-11-24 23:16:15,458 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6160] [2023-11-24 23:16:15,461 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/dfaa16b/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [6209-6210] [2023-11-24 23:16:15,461 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [6215-6217] [2023-11-24 23:16:15,462 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [6271] [2023-11-24 23:16:15,463 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [6274] [2023-11-24 23:16:15,463 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (val)); [6276] [2023-11-24 23:16:15,463 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [6281] [2023-11-24 23:16:15,464 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [6284] [2023-11-24 23:16:15,464 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [6286] [2023-11-24 23:16:15,464 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [6291] [2023-11-24 23:16:15,465 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [6294] [2023-11-24 23:16:15,465 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [6296] [2023-11-24 23:16:15,465 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [6301] [2023-11-24 23:16:15,466 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [6304] [2023-11-24 23:16:15,466 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (val)); [6306] [2023-11-24 23:16:15,467 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [6344] [2023-11-24 23:16:15,467 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [6347] [2023-11-24 23:16:15,468 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (- val)); [6349] [2023-11-24 23:16:15,468 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [6354] [2023-11-24 23:16:15,468 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [6357] [2023-11-24 23:16:15,469 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [6359] [2023-11-24 23:16:15,469 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [6364] [2023-11-24 23:16:15,469 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [6367] [2023-11-24 23:16:15,470 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [6369] [2023-11-24 23:16:15,470 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [6374] [2023-11-24 23:16:15,470 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [6377] [2023-11-24 23:16:15,471 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (- val)); [6379] [2023-11-24 23:16:15,474 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6472] [2023-11-24 23:16:15,474 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6481] [2023-11-24 23:16:15,477 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [6639] [2023-11-24 23:16:15,477 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [6647] [2023-11-24 23:16:15,478 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6655] [2023-11-24 23:16:15,478 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [6662] [2023-11-24 23:16:15,479 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [6669] [2023-11-24 23:16:15,479 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6676] [2023-11-24 23:16:15,484 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)); [6789-6790] [2023-11-24 23:16:15,488 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)); [6823-6824] [2023-11-24 23:16:15,490 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (79), "i" (12UL)); [6864-6865] [2023-11-24 23:16:15,491 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (103), "i" (12UL)); [6893-6894] [2023-11-24 23:16:15,492 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (115), "i" (12UL)); [6930-6931] [2023-11-24 23:16:15,502 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/netdevice.h"), "i" (502), "i" (12UL)); [7306-7307] [2023-11-24 23:16:15,503 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7313] [2023-11-24 23:16:15,602 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9592] [2023-11-24 23:16:15,651 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [10399] [2023-11-24 23:16:15,922 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_cdf5d41e-1d7e-431f-b5dc-2a2d05bbc88e/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[465369,465382] [2023-11-24 23:16:15,922 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_cdf5d41e-1d7e-431f-b5dc-2a2d05bbc88e/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[465514,465527] [2023-11-24 23:16:15,933 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:16:16,344 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:16:16,353 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:16:16,354 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:16 WrapperNode [2023-11-24 23:16:16,354 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:16:16,355 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:16:16,355 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:16:16,355 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:16:16,364 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:16" (1/1) ... [2023-11-24 23:16:16,547 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:16" (1/1) ... [2023-11-24 23:16:16,992 INFO L138 Inliner]: procedures = 617, calls = 3926, calls flagged for inlining = 332, calls inlined = 294, statements flattened = 10217 [2023-11-24 23:16:16,993 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:16:16,994 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:16:16,994 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:16:16,994 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:16:17,007 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:16" (1/1) ... [2023-11-24 23:16:17,008 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:16" (1/1) ... [2023-11-24 23:16:17,078 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:16" (1/1) ... [2023-11-24 23:16:17,078 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:16" (1/1) ... [2023-11-24 23:16:17,459 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:16" (1/1) ... [2023-11-24 23:16:17,531 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:16" (1/1) ... [2023-11-24 23:16:17,603 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:16" (1/1) ... [2023-11-24 23:16:17,647 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:16" (1/1) ... [2023-11-24 23:16:17,760 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:16:17,764 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:16:17,764 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:16:17,764 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:16:17,765 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:16" (1/1) ... [2023-11-24 23:16:17,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:16:17,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdf5d41e-1d7e-431f-b5dc-2a2d05bbc88e/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:16:17,803 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdf5d41e-1d7e-431f-b5dc-2a2d05bbc88e/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:16:17,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdf5d41e-1d7e-431f-b5dc-2a2d05bbc88e/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:16:17,871 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-24 23:16:17,871 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-24 23:16:17,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-24 23:16:17,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-24 23:16:17,872 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-24 23:16:17,872 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-24 23:16:17,872 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-24 23:16:17,873 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-24 23:16:17,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 23:16:17,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 23:16:17,874 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2023-11-24 23:16:17,874 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2023-11-24 23:16:17,874 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-24 23:16:17,875 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-24 23:16:17,876 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-24 23:16:17,876 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-24 23:16:17,876 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_resume [2023-11-24 23:16:17,876 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_resume [2023-11-24 23:16:17,877 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_print_link_status [2023-11-24 23:16:17,877 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_print_link_status [2023-11-24 23:16:17,877 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_init_registers [2023-11-24 23:16:17,877 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_init_registers [2023-11-24 23:16:17,877 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_mii_write [2023-11-24 23:16:17,878 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_mii_write [2023-11-24 23:16:17,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-24 23:16:17,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-24 23:16:17,879 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-24 23:16:17,879 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-24 23:16:17,880 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-24 23:16:17,880 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-24 23:16:17,880 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-24 23:16:17,880 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-24 23:16:17,880 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_platform_remove [2023-11-24 23:16:17,881 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_platform_remove [2023-11-24 23:16:17,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-24 23:16:17,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-24 23:16:17,881 INFO L130 BoogieDeclarations]: Found specification of procedure enable_flow_control_ability [2023-11-24 23:16:17,882 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_flow_control_ability [2023-11-24 23:16:17,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:16:17,883 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-24 23:16:17,883 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-24 23:16:17,883 INFO L130 BoogieDeclarations]: Found specification of procedure set_pending_timer_val [2023-11-24 23:16:17,883 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pending_timer_val [2023-11-24 23:16:17,883 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-24 23:16:17,884 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-24 23:16:17,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_110 [2023-11-24 23:16:17,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_110 [2023-11-24 23:16:17,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-24 23:16:17,884 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-24 23:16:17,885 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-24 23:16:17,885 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_ethtool_up [2023-11-24 23:16:17,885 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_ethtool_up [2023-11-24 23:16:17,885 INFO L130 BoogieDeclarations]: Found specification of procedure mac_wol_reset [2023-11-24 23:16:17,885 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_wol_reset [2023-11-24 23:16:17,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 23:16:17,886 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_ethtool_down [2023-11-24 23:16:17,886 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_ethtool_down [2023-11-24 23:16:17,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-24 23:16:17,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-24 23:16:17,887 INFO L130 BoogieDeclarations]: Found specification of procedure mac_set_vlan_cam_mask [2023-11-24 23:16:17,888 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_set_vlan_cam_mask [2023-11-24 23:16:17,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:16:17,888 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-24 23:16:17,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-24 23:16:17,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2023-11-24 23:16:17,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2023-11-24 23:16:17,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-24 23:16:17,889 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-24 23:16:17,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-24 23:16:17,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-24 23:16:17,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-24 23:16:17,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-24 23:16:17,891 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2023-11-24 23:16:17,892 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2023-11-24 23:16:17,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-24 23:16:17,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-24 23:16:17,893 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_get_opt_media_mode [2023-11-24 23:16:17,893 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_get_opt_media_mode [2023-11-24 23:16:17,893 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_tx_srv [2023-11-24 23:16:17,894 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_tx_srv [2023-11-24 23:16:17,894 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-24 23:16:17,894 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-24 23:16:17,894 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2023-11-24 23:16:17,894 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2023-11-24 23:16:17,895 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_rx_refill [2023-11-24 23:16:17,895 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_rx_refill [2023-11-24 23:16:17,896 INFO L130 BoogieDeclarations]: Found specification of procedure mii_set_auto_on [2023-11-24 23:16:17,896 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_set_auto_on [2023-11-24 23:16:17,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:16:17,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2023-11-24 23:16:17,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2023-11-24 23:16:17,897 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_save_context [2023-11-24 23:16:17,897 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_save_context [2023-11-24 23:16:17,897 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-24 23:16:17,898 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-24 23:16:17,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:16:17,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-24 23:16:17,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-24 23:16:17,900 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-24 23:16:17,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-24 23:16:17,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:16:17,903 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-24 23:16:17,904 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:16:17,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:16:17,905 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:16:17,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:16:17,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-24 23:16:17,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-24 23:16:17,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-24 23:16:17,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-24 23:16:17,912 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_update_hw_mibs [2023-11-24 23:16:17,912 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_update_hw_mibs [2023-11-24 23:16:17,912 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_shutdown [2023-11-24 23:16:17,913 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_shutdown [2023-11-24 23:16:17,913 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-24 23:16:17,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-24 23:16:17,913 INFO L130 BoogieDeclarations]: Found specification of procedure setup_queue_timers [2023-11-24 23:16:17,913 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_queue_timers [2023-11-24 23:16:17,913 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-11-24 23:16:17,914 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-11-24 23:16:17,914 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-11-24 23:16:17,914 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-11-24 23:16:17,914 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_free_rd_ring [2023-11-24 23:16:17,914 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_free_rd_ring [2023-11-24 23:16:17,914 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-24 23:16:17,915 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-24 23:16:17,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-24 23:16:17,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-24 23:16:17,915 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_free_dma_rings [2023-11-24 23:16:17,915 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_free_dma_rings [2023-11-24 23:16:17,916 INFO L130 BoogieDeclarations]: Found specification of procedure safe_disable_mii_autopoll [2023-11-24 23:16:17,916 INFO L138 BoogieDeclarations]: Found implementation of procedure safe_disable_mii_autopoll [2023-11-24 23:16:17,916 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2023-11-24 23:16:17,916 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2023-11-24 23:16:17,916 INFO L130 BoogieDeclarations]: Found specification of procedure get_pending_timer_val [2023-11-24 23:16:17,916 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pending_timer_val [2023-11-24 23:16:17,917 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_unregister_notifier [2023-11-24 23:16:17,917 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_unregister_notifier [2023-11-24 23:16:17,917 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-24 23:16:17,917 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-24 23:16:17,917 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-24 23:16:17,917 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-24 23:16:17,918 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2023-11-24 23:16:17,918 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2023-11-24 23:16:17,918 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2023-11-24 23:16:17,918 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2023-11-24 23:16:17,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_104 [2023-11-24 23:16:17,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_104 [2023-11-24 23:16:17,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:16:17,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:16:17,919 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_media_mode [2023-11-24 23:16:17,919 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_media_mode [2023-11-24 23:16:17,919 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_init_cam_filter [2023-11-24 23:16:17,919 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_init_cam_filter [2023-11-24 23:16:17,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-24 23:16:17,920 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_probe [2023-11-24 23:16:17,920 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_probe [2023-11-24 23:16:17,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 23:16:17,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-24 23:16:17,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-24 23:16:17,921 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_pci_remove [2023-11-24 23:16:17,921 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_pci_remove [2023-11-24 23:16:17,921 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-24 23:16:17,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-24 23:16:17,922 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-24 23:16:17,922 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-24 23:16:17,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_velocity_info [2023-11-24 23:16:17,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_velocity_info [2023-11-24 23:16:17,922 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_init_rings [2023-11-24 23:16:17,923 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_init_rings [2023-11-24 23:16:17,923 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-24 23:16:17,923 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-24 23:16:17,923 INFO L130 BoogieDeclarations]: Found specification of procedure enable_mii_autopoll [2023-11-24 23:16:17,923 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_mii_autopoll [2023-11-24 23:16:17,924 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-11-24 23:16:17,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-11-24 23:16:17,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:16:17,924 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:16:17,924 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2023-11-24 23:16:17,924 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2023-11-24 23:16:17,925 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-24 23:16:17,925 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-24 23:16:17,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-11-24 23:16:17,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-11-24 23:16:17,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2023-11-24 23:16:17,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2023-11-24 23:16:17,926 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-24 23:16:17,926 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-24 23:16:17,926 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-24 23:16:17,926 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-24 23:16:17,926 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-11-24 23:16:17,927 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-11-24 23:16:17,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:16:17,927 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_int_opt [2023-11-24 23:16:17,927 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_int_opt [2023-11-24 23:16:17,927 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-24 23:16:17,927 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-24 23:16:17,928 INFO L130 BoogieDeclarations]: Found specification of procedure mac_set_cam_mask [2023-11-24 23:16:17,928 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_set_cam_mask [2023-11-24 23:16:17,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:16:17,928 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_suspend [2023-11-24 23:16:17,928 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_suspend [2023-11-24 23:16:17,928 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2023-11-24 23:16:17,929 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2023-11-24 23:16:17,929 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_get_ip [2023-11-24 23:16:17,929 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_get_ip [2023-11-24 23:16:17,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_108 [2023-11-24 23:16:17,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_108 [2023-11-24 23:16:17,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:16:17,930 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_get_link [2023-11-24 23:16:17,930 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_get_link [2023-11-24 23:16:17,930 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-24 23:16:17,930 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-24 23:16:17,930 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-24 23:16:17,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-24 23:16:17,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-11-24 23:16:17,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-11-24 23:16:17,931 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-24 23:16:17,931 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-24 23:16:17,931 INFO L130 BoogieDeclarations]: Found specification of procedure setup_adaptive_interrupts [2023-11-24 23:16:17,932 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_adaptive_interrupts [2023-11-24 23:16:17,932 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-24 23:16:17,932 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-24 23:16:17,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-24 23:16:17,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-24 23:16:17,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-24 23:16:17,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-24 23:16:17,938 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_power_state [2023-11-24 23:16:17,938 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_power_state [2023-11-24 23:16:17,938 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_close [2023-11-24 23:16:17,938 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_close [2023-11-24 23:16:17,938 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-24 23:16:17,938 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-24 23:16:17,939 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_bool_opt [2023-11-24 23:16:17,939 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_bool_opt [2023-11-24 23:16:17,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_103 [2023-11-24 23:16:17,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_103 [2023-11-24 23:16:17,941 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-24 23:16:17,941 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-24 23:16:17,941 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-24 23:16:17,942 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-24 23:16:17,942 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-24 23:16:17,942 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-24 23:16:17,942 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-24 23:16:17,942 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-24 23:16:17,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:16:17,943 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_free_rings [2023-11-24 23:16:17,943 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_free_rings [2023-11-24 23:16:17,943 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_intr [2023-11-24 23:16:17,943 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_intr [2023-11-24 23:16:17,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-24 23:16:17,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-24 23:16:17,944 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-24 23:16:17,944 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-24 23:16:17,944 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_remove [2023-11-24 23:16:17,944 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_remove [2023-11-24 23:16:17,944 INFO L130 BoogieDeclarations]: Found specification of procedure check_connection_type [2023-11-24 23:16:17,944 INFO L138 BoogieDeclarations]: Found implementation of procedure check_connection_type [2023-11-24 23:16:17,945 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2023-11-24 23:16:17,945 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2023-11-24 23:16:17,945 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_init_rx_ring_indexes [2023-11-24 23:16:17,945 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_init_rx_ring_indexes [2023-11-24 23:16:17,945 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_mii_read [2023-11-24 23:16:17,945 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_mii_read [2023-11-24 23:16:17,946 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_open [2023-11-24 23:16:17,946 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_open [2023-11-24 23:16:17,946 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_give_many_rx_descs [2023-11-24 23:16:17,946 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_give_many_rx_descs [2023-11-24 23:16:17,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-24 23:16:17,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-24 23:16:17,947 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_multi [2023-11-24 23:16:17,947 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_multi [2023-11-24 23:16:17,947 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2023-11-24 23:16:17,947 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2023-11-24 23:16:17,947 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_platform_probe [2023-11-24 23:16:17,947 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_platform_probe [2023-11-24 23:16:17,948 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-24 23:16:17,948 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-24 23:16:17,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:16:17,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-24 23:16:17,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-24 23:16:17,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_velocity_info [2023-11-24 23:16:17,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_velocity_info [2023-11-24 23:16:17,949 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_poll_controller [2023-11-24 23:16:17,949 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_poll_controller [2023-11-24 23:16:17,949 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2023-11-24 23:16:17,949 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2023-11-24 23:16:19,305 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:16:19,311 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:16:26,774 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-24 23:16:42,358 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:16:48,251 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:16:48,252 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-24 23:16:48,256 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:16:48 BoogieIcfgContainer [2023-11-24 23:16:48,256 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:16:48,260 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:16:48,260 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:16:48,263 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:16:48,264 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:16:10" (1/3) ... [2023-11-24 23:16:48,264 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b2e2bd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:16:48, skipping insertion in model container [2023-11-24 23:16:48,265 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:16" (2/3) ... [2023-11-24 23:16:48,266 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b2e2bd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:16:48, skipping insertion in model container [2023-11-24 23:16:48,266 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:16:48" (3/3) ... [2023-11-24 23:16:48,267 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i [2023-11-24 23:16:48,287 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:16:48,288 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:16:48,414 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:16:48,422 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;@62050dbd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:16:48,422 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:16:48,436 INFO L276 IsEmpty]: Start isEmpty. Operand has 2327 states, 1333 states have (on average 1.2760690172543137) internal successors, (1701), 1403 states have internal predecessors, (1701), 860 states have call successors, (860), 135 states have call predecessors, (860), 134 states have return successors, (853), 833 states have call predecessors, (853), 853 states have call successors, (853) [2023-11-24 23:16:48,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-24 23:16:48,476 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:16:48,477 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:16:48,478 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:16:48,483 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:16:48,485 INFO L85 PathProgramCache]: Analyzing trace with hash 1965335314, now seen corresponding path program 1 times [2023-11-24 23:16:48,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:16:48,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208396054] [2023-11-24 23:16:48,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:16:48,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms