./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-cassini.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_68e0adcd-f040-4455-aca8-6dae33c40995/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e0adcd-f040-4455-aca8-6dae33c40995/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e0adcd-f040-4455-aca8-6dae33c40995/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e0adcd-f040-4455-aca8-6dae33c40995/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-cassini.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e0adcd-f040-4455-aca8-6dae33c40995/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e0adcd-f040-4455-aca8-6dae33c40995/bin/utaipan-verify-YMUCfTKeje --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 a2e12baed08fa60792339284aabc53a7ec103077c6f7095cb6a4c564ee80efe1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:53:36,796 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:53:36,905 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e0adcd-f040-4455-aca8-6dae33c40995/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-09 05:53:36,914 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:53:36,915 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:53:36,957 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:53:36,960 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:53:36,960 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:53:36,961 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:53:36,962 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:53:36,962 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:53:36,963 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:53:36,963 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:53:36,968 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:53:36,968 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:53:36,969 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:53:36,969 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:53:36,970 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:53:36,970 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:53:36,971 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:53:36,971 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:53:36,976 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:53:36,977 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:53:36,977 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:53:36,977 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:53:36,978 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:53:36,978 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:53:36,980 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:53:36,980 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:53:36,980 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:53:36,981 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:53:36,981 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:53:36,982 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:53:36,982 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:53:36,982 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:53:36,984 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:53:36,984 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:53:36,985 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:53:36,985 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:53:36,985 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:53:36,985 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:53:36,986 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:53:36,986 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:53:36,986 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:53:36,987 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_68e0adcd-f040-4455-aca8-6dae33c40995/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e0adcd-f040-4455-aca8-6dae33c40995/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a2e12baed08fa60792339284aabc53a7ec103077c6f7095cb6a4c564ee80efe1 [2024-11-09 05:53:37,360 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:53:37,401 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:53:37,404 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:53:37,406 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:53:37,406 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:53:37,408 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e0adcd-f040-4455-aca8-6dae33c40995/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-cassini.cil.i Unable to find full path for "g++" [2024-11-09 05:53:39,886 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:53:40,781 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:53:40,782 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e0adcd-f040-4455-aca8-6dae33c40995/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-cassini.cil.i [2024-11-09 05:53:40,865 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e0adcd-f040-4455-aca8-6dae33c40995/bin/utaipan-verify-YMUCfTKeje/data/ef4bde852/f421d44b564c4d60b141e50b1684656b/FLAG62956aca8 [2024-11-09 05:53:40,890 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e0adcd-f040-4455-aca8-6dae33c40995/bin/utaipan-verify-YMUCfTKeje/data/ef4bde852/f421d44b564c4d60b141e50b1684656b [2024-11-09 05:53:40,893 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:53:40,895 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:53:40,899 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:53:40,899 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:53:40,908 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:53:40,909 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:53:40" (1/1) ... [2024-11-09 05:53:40,910 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1186c416 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:53:40, skipping insertion in model container [2024-11-09 05:53:40,913 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:53:40" (1/1) ... [2024-11-09 05:53:41,246 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:53:47,932 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e0adcd-f040-4455-aca8-6dae33c40995/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-cassini.cil.i[494588,494601] [2024-11-09 05:53:47,938 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e0adcd-f040-4455-aca8-6dae33c40995/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-cassini.cil.i[494733,494746] [2024-11-09 05:53:48,005 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:53:48,145 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:53:48,295 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"); [5975] [2024-11-09 05:53:48,297 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)); [5982] [2024-11-09 05:53:48,298 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5989] [2024-11-09 05:53:48,302 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/de2fed6/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [6060-6061] [2024-11-09 05:53:48,302 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"); [6066-6068] [2024-11-09 05:53:48,304 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; subl %1,%0": "+m" (v->counter): "ir" (i)); [6095] [2024-11-09 05:53:48,304 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; incl %0": "+m" (v->counter)); [6102] [2024-11-09 05:53:48,304 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; decl %0": "+m" (v->counter)); [6109] [2024-11-09 05:53:48,306 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [6175] [2024-11-09 05:53:48,307 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [6178] [2024-11-09 05:53:48,307 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (val)); [6180] [2024-11-09 05:53:48,307 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [6185] [2024-11-09 05:53:48,308 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [6188] [2024-11-09 05:53:48,308 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [6190] [2024-11-09 05:53:48,309 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [6195] [2024-11-09 05:53:48,309 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [6198] [2024-11-09 05:53:48,309 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [6200] [2024-11-09 05:53:48,310 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [6205] [2024-11-09 05:53:48,310 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [6208] [2024-11-09 05:53:48,310 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (val)); [6210] [2024-11-09 05:53:48,311 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [6248] [2024-11-09 05:53:48,312 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [6251] [2024-11-09 05:53:48,312 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (- val)); [6253] [2024-11-09 05:53:48,312 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [6258] [2024-11-09 05:53:48,313 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [6261] [2024-11-09 05:53:48,313 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [6263] [2024-11-09 05:53:48,313 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [6268] [2024-11-09 05:53:48,314 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [6271] [2024-11-09 05:53:48,314 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [6273] [2024-11-09 05:53:48,315 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [6278] [2024-11-09 05:53:48,315 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [6281] [2024-11-09 05:53:48,315 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (- val)); [6283] [2024-11-09 05:53:48,321 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [6462] [2024-11-09 05:53:48,321 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6470] [2024-11-09 05:53:48,322 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6477] [2024-11-09 05:53:48,324 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6530] [2024-11-09 05:53:48,326 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/mm.h"), "i" (488), "i" (12UL)); [6587-6588] [2024-11-09 05:53:48,327 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ (" addl %1,%0\n adcl $0xffff,%0": "=r" (sum): "r" (sum << 16), "0" (sum & 4294901760U)); [6618] [2024-11-09 05:53:48,333 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)); [6688-6689] [2024-11-09 05:53:48,334 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" (91), "i" (12UL)); [6717-6718] [2024-11-09 05:53:48,336 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)); [6754-6755] [2024-11-09 05:53:48,338 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)); [6791-6792] [2024-11-09 05:53:48,422 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7619] [2024-11-09 05:53:48,423 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7628] [2024-11-09 05:53:48,708 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/sun/cassini.c"), "i" (4758), "i" (12UL)); [13461-13462] [2024-11-09 05:53:48,855 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e0adcd-f040-4455-aca8-6dae33c40995/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-cassini.cil.i[494588,494601] [2024-11-09 05:53:48,856 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e0adcd-f040-4455-aca8-6dae33c40995/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-cassini.cil.i[494733,494746] [2024-11-09 05:53:48,866 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:53:49,316 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:53:49,317 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:53:49 WrapperNode [2024-11-09 05:53:49,318 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:53:49,319 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:53:49,319 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:53:49,319 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:53:49,329 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:53:49" (1/1) ... [2024-11-09 05:53:49,528 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:53:49" (1/1) ... [2024-11-09 05:53:50,031 INFO L138 Inliner]: procedures = 684, calls = 4784, calls flagged for inlining = 342, calls inlined = 322, statements flattened = 13450 [2024-11-09 05:53:50,032 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:53:50,033 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:53:50,033 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:53:50,033 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:53:50,047 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:53:49" (1/1) ... [2024-11-09 05:53:50,047 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:53:49" (1/1) ... [2024-11-09 05:53:50,154 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:53:49" (1/1) ... [2024-11-09 05:53:50,155 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:53:49" (1/1) ... [2024-11-09 05:53:50,633 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:53:49" (1/1) ... [2024-11-09 05:53:50,709 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:53:49" (1/1) ... [2024-11-09 05:53:50,805 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:53:49" (1/1) ... [2024-11-09 05:53:50,854 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:53:49" (1/1) ... [2024-11-09 05:53:50,969 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:53:50,972 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:53:50,973 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:53:50,973 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:53:50,974 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:53:49" (1/1) ... [2024-11-09 05:53:50,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:53:50,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e0adcd-f040-4455-aca8-6dae33c40995/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:53:51,020 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e0adcd-f040-4455-aca8-6dae33c40995/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:53:51,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e0adcd-f040-4455-aca8-6dae33c40995/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:53:51,063 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2024-11-09 05:53:51,064 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2024-11-09 05:53:51,064 INFO L130 BoogieDeclarations]: Found specification of procedure cas_phy_read [2024-11-09 05:53:51,064 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_phy_read [2024-11-09 05:53:51,065 INFO L130 BoogieDeclarations]: Found specification of procedure cas_pcs_link_check [2024-11-09 05:53:51,065 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_pcs_link_check [2024-11-09 05:53:51,065 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-09 05:53:51,065 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-09 05:53:51,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-09 05:53:51,066 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-09 05:53:51,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_132 [2024-11-09 05:53:51,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_132 [2024-11-09 05:53:51,066 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2024-11-09 05:53:51,067 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2024-11-09 05:53:51,067 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2024-11-09 05:53:51,067 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2024-11-09 05:53:51,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_133 [2024-11-09 05:53:51,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_133 [2024-11-09 05:53:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-09 05:53:51,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-09 05:53:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure cas_mii_link_check [2024-11-09 05:53:51,069 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_mii_link_check [2024-11-09 05:53:51,069 INFO L130 BoogieDeclarations]: Found specification of procedure cas_calc_tabort [2024-11-09 05:53:51,069 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_calc_tabort [2024-11-09 05:53:51,069 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2024-11-09 05:53:51,069 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2024-11-09 05:53:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2024-11-09 05:53:51,070 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2024-11-09 05:53:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2024-11-09 05:53:51,070 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2024-11-09 05:53:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-09 05:53:51,070 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-09 05:53:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2024-11-09 05:53:51,071 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2024-11-09 05:53:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure cas_lock_tx [2024-11-09 05:53:51,071 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_lock_tx [2024-11-09 05:53:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-11-09 05:53:51,071 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-11-09 05:53:51,072 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-11-09 05:53:51,072 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-11-09 05:53:51,072 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-09 05:53:51,072 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-09 05:53:51,073 INFO L130 BoogieDeclarations]: Found specification of procedure cas_disable_irq [2024-11-09 05:53:51,073 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_disable_irq [2024-11-09 05:53:51,073 INFO L130 BoogieDeclarations]: Found specification of procedure cas_free_rxds [2024-11-09 05:53:51,073 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_free_rxds [2024-11-09 05:53:51,074 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_page [2024-11-09 05:53:51,074 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_page [2024-11-09 05:53:51,074 INFO L130 BoogieDeclarations]: Found specification of procedure cas_open [2024-11-09 05:53:51,074 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_open [2024-11-09 05:53:51,075 INFO L130 BoogieDeclarations]: Found specification of procedure cas_interrupt [2024-11-09 05:53:51,075 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_interrupt [2024-11-09 05:53:51,075 INFO L130 BoogieDeclarations]: Found specification of procedure cas_tx_tiny_free [2024-11-09 05:53:51,075 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_tx_tiny_free [2024-11-09 05:53:51,075 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2024-11-09 05:53:51,076 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2024-11-09 05:53:51,076 INFO L130 BoogieDeclarations]: Found specification of procedure tx_tiny_map [2024-11-09 05:53:51,076 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_tiny_map [2024-11-09 05:53:51,076 INFO L130 BoogieDeclarations]: Found specification of procedure cas_phy_init [2024-11-09 05:53:51,077 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_phy_init [2024-11-09 05:53:51,077 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2024-11-09 05:53:51,077 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2024-11-09 05:53:51,077 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2024-11-09 05:53:51,078 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2024-11-09 05:53:51,078 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-09 05:53:51,078 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-09 05:53:51,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-09 05:53:51,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-09 05:53:51,079 INFO L130 BoogieDeclarations]: Found specification of procedure cas_enable_irq [2024-11-09 05:53:51,079 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_enable_irq [2024-11-09 05:53:51,079 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-09 05:53:51,079 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-09 05:53:51,080 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-09 05:53:51,080 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-09 05:53:51,080 INFO L130 BoogieDeclarations]: Found specification of procedure cas_page_dequeue [2024-11-09 05:53:51,080 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_page_dequeue [2024-11-09 05:53:51,080 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2024-11-09 05:53:51,081 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2024-11-09 05:53:51,081 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-09 05:53:51,081 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-09 05:53:51,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-09 05:53:51,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-09 05:53:51,082 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-09 05:53:51,082 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-09 05:53:51,082 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2024-11-09 05:53:51,082 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2024-11-09 05:53:51,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 05:53:51,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_108 [2024-11-09 05:53:51,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_108 [2024-11-09 05:53:51,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_106 [2024-11-09 05:53:51,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_106 [2024-11-09 05:53:51,084 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2024-11-09 05:53:51,084 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2024-11-09 05:53:51,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_103 [2024-11-09 05:53:51,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_103 [2024-11-09 05:53:51,085 INFO L130 BoogieDeclarations]: Found specification of procedure cas_set_multicast [2024-11-09 05:53:51,085 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_set_multicast [2024-11-09 05:53:51,085 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-11-09 05:53:51,086 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-11-09 05:53:51,086 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2024-11-09 05:53:51,086 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2024-11-09 05:53:51,086 INFO L130 BoogieDeclarations]: Found specification of procedure cas_spare_free [2024-11-09 05:53:51,086 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_spare_free [2024-11-09 05:53:51,087 INFO L130 BoogieDeclarations]: Found specification of procedure cas_tx_timeout [2024-11-09 05:53:51,087 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_tx_timeout [2024-11-09 05:53:51,087 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-09 05:53:51,087 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-09 05:53:51,087 INFO L130 BoogieDeclarations]: Found specification of procedure cas_read_pcs_link_mode [2024-11-09 05:53:51,087 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_read_pcs_link_mode [2024-11-09 05:53:51,088 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-11-09 05:53:51,088 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-11-09 05:53:51,088 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-09 05:53:51,088 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-09 05:53:51,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-09 05:53:51,089 INFO L130 BoogieDeclarations]: Found specification of procedure cas_close [2024-11-09 05:53:51,089 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_close [2024-11-09 05:53:51,089 INFO L130 BoogieDeclarations]: Found specification of procedure cas_page_swap [2024-11-09 05:53:51,090 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_page_swap [2024-11-09 05:53:51,090 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-09 05:53:51,090 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-09 05:53:51,090 INFO L130 BoogieDeclarations]: Found specification of procedure cas_netpoll [2024-11-09 05:53:51,090 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_netpoll [2024-11-09 05:53:51,091 INFO L130 BoogieDeclarations]: Found specification of procedure cas_hard_reset [2024-11-09 05:53:51,091 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_hard_reset [2024-11-09 05:53:51,091 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-09 05:53:51,091 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-09 05:53:51,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-09 05:53:51,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-09 05:53:51,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-09 05:53:51,092 INFO L130 BoogieDeclarations]: Found specification of procedure cas_rxc_init [2024-11-09 05:53:51,092 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_rxc_init [2024-11-09 05:53:51,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 05:53:51,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2024-11-09 05:53:51,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2024-11-09 05:53:51,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2024-11-09 05:53:51,093 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2024-11-09 05:53:51,093 INFO L130 BoogieDeclarations]: Found specification of procedure cas_clear_mac_err [2024-11-09 05:53:51,094 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_clear_mac_err [2024-11-09 05:53:51,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-09 05:53:51,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-09 05:53:51,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-09 05:53:51,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-09 05:53:51,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-09 05:53:51,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-09 05:53:51,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-09 05:53:51,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-09 05:53:51,096 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2024-11-09 05:53:51,096 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2024-11-09 05:53:51,096 INFO L130 BoogieDeclarations]: Found specification of procedure cas_remove_one [2024-11-09 05:53:51,096 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_remove_one [2024-11-09 05:53:51,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_NOT_ARG_SIGN [2024-11-09 05:53:51,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_NOT_ARG_SIGN [2024-11-09 05:53:51,097 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-09 05:53:51,097 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-09 05:53:51,097 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-09 05:53:51,098 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-09 05:53:51,098 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2024-11-09 05:53:51,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2024-11-09 05:53:51,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 05:53:51,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-09 05:53:51,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-09 05:53:51,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-09 05:53:51,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-09 05:53:51,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2024-11-09 05:53:51,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2024-11-09 05:53:51,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:53:51,100 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2024-11-09 05:53:51,100 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2024-11-09 05:53:51,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-09 05:53:51,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-09 05:53:51,101 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-09 05:53:51,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-09 05:53:51,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 05:53:51,101 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-09 05:53:51,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-09 05:53:51,102 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-09 05:53:51,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-09 05:53:51,102 INFO L130 BoogieDeclarations]: Found specification of procedure cas_set_link_modes [2024-11-09 05:53:51,102 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_set_link_modes [2024-11-09 05:53:51,102 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2024-11-09 05:53:51,102 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2024-11-09 05:53:51,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2024-11-09 05:53:51,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2024-11-09 05:53:51,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2024-11-09 05:53:51,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2024-11-09 05:53:51,103 INFO L130 BoogieDeclarations]: Found specification of procedure cas_read_mii_link_mode [2024-11-09 05:53:51,103 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_read_mii_link_mode [2024-11-09 05:53:51,104 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2024-11-09 05:53:51,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2024-11-09 05:53:51,104 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-11-09 05:53:51,104 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-11-09 05:53:51,104 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-11-09 05:53:51,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-11-09 05:53:51,105 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2024-11-09 05:53:51,105 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2024-11-09 05:53:51,106 INFO L130 BoogieDeclarations]: Found specification of procedure kmap_atomic [2024-11-09 05:53:51,106 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap_atomic [2024-11-09 05:53:51,106 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-09 05:53:51,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-09 05:53:51,106 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-09 05:53:51,107 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-09 05:53:51,107 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-09 05:53:51,107 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-09 05:53:51,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-09 05:53:51,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-09 05:53:51,108 INFO L130 BoogieDeclarations]: Found specification of procedure csum_unfold [2024-11-09 05:53:51,108 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_unfold [2024-11-09 05:53:51,108 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-11-09 05:53:51,108 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-11-09 05:53:51,108 INFO L130 BoogieDeclarations]: Found specification of procedure cas_entropy_gather [2024-11-09 05:53:51,109 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_entropy_gather [2024-11-09 05:53:51,109 INFO L130 BoogieDeclarations]: Found specification of procedure cas_resume [2024-11-09 05:53:51,109 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_resume [2024-11-09 05:53:51,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:53:51,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:53:51,110 INFO L130 BoogieDeclarations]: Found specification of procedure cas_page_alloc [2024-11-09 05:53:51,110 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_page_alloc [2024-11-09 05:53:51,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-09 05:53:51,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-09 05:53:51,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-09 05:53:51,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-09 05:53:51,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_158 [2024-11-09 05:53:51,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_158 [2024-11-09 05:53:51,111 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2024-11-09 05:53:51,111 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2024-11-09 05:53:51,112 INFO L130 BoogieDeclarations]: Found specification of procedure cas_mif_poll [2024-11-09 05:53:51,112 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_mif_poll [2024-11-09 05:53:51,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-09 05:53:51,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-09 05:53:51,112 INFO L130 BoogieDeclarations]: Found specification of procedure cas_unlock_tx [2024-11-09 05:53:51,113 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_unlock_tx [2024-11-09 05:53:51,113 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-09 05:53:51,113 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-09 05:53:51,113 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice [2024-11-09 05:53:51,113 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice [2024-11-09 05:53:51,114 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2024-11-09 05:53:51,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2024-11-09 05:53:51,114 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub [2024-11-09 05:53:51,114 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub [2024-11-09 05:53:51,115 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2024-11-09 05:53:51,115 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2024-11-09 05:53:51,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-09 05:53:51,115 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-09 05:53:51,115 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-09 05:53:51,116 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-09 05:53:51,116 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-11-09 05:53:51,116 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-11-09 05:53:51,116 INFO L130 BoogieDeclarations]: Found specification of procedure tx_tiny_buf [2024-11-09 05:53:51,116 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_tiny_buf [2024-11-09 05:53:51,117 INFO L130 BoogieDeclarations]: Found specification of procedure cas_mac_reset [2024-11-09 05:53:51,117 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_mac_reset [2024-11-09 05:53:51,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_cas [2024-11-09 05:53:51,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_cas [2024-11-09 05:53:51,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 05:53:51,117 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-09 05:53:51,117 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-09 05:53:51,118 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_frag_set_page [2024-11-09 05:53:51,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_frag_set_page [2024-11-09 05:53:51,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 05:53:51,118 INFO L130 BoogieDeclarations]: Found specification of procedure cas_get_regs_len [2024-11-09 05:53:51,118 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_get_regs_len [2024-11-09 05:53:51,118 INFO L130 BoogieDeclarations]: Found specification of procedure cas_reset [2024-11-09 05:53:51,119 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_reset [2024-11-09 05:53:51,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_NOT_ARG_SIGN [2024-11-09 05:53:51,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_NOT_ARG_SIGN [2024-11-09 05:53:51,119 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2024-11-09 05:53:51,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2024-11-09 05:53:51,120 INFO L130 BoogieDeclarations]: Found specification of procedure cas_post_page [2024-11-09 05:53:51,120 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_post_page [2024-11-09 05:53:51,120 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-09 05:53:51,120 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-09 05:53:51,120 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2024-11-09 05:53:51,121 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2024-11-09 05:53:51,121 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-09 05:53:51,121 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-09 05:53:51,121 INFO L130 BoogieDeclarations]: Found specification of procedure cas_nway_reset [2024-11-09 05:53:51,122 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_nway_reset [2024-11-09 05:53:51,122 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-09 05:53:51,122 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-09 05:53:51,122 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-09 05:53:51,122 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-09 05:53:51,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-09 05:53:51,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-09 05:53:51,123 INFO L130 BoogieDeclarations]: Found specification of procedure cas_setup_multicast [2024-11-09 05:53:51,123 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_setup_multicast [2024-11-09 05:53:51,123 INFO L130 BoogieDeclarations]: Found specification of procedure cas_phy_powerdown [2024-11-09 05:53:51,123 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_phy_powerdown [2024-11-09 05:53:51,123 INFO L130 BoogieDeclarations]: Found specification of procedure cas_post_rxds_ringN [2024-11-09 05:53:51,124 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_post_rxds_ringN [2024-11-09 05:53:51,124 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2024-11-09 05:53:51,124 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2024-11-09 05:53:51,124 INFO L130 BoogieDeclarations]: Found specification of procedure cas_vpd_match [2024-11-09 05:53:51,124 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_vpd_match [2024-11-09 05:53:51,125 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2024-11-09 05:53:51,125 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2024-11-09 05:53:51,125 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_weight [2024-11-09 05:53:51,125 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_weight [2024-11-09 05:53:51,125 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-09 05:53:51,126 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-09 05:53:51,126 INFO L130 BoogieDeclarations]: Found specification of procedure page_count [2024-11-09 05:53:51,126 INFO L138 BoogieDeclarations]: Found implementation of procedure page_count [2024-11-09 05:53:51,126 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-09 05:53:51,126 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-09 05:53:51,126 INFO L130 BoogieDeclarations]: Found specification of procedure cas_shutdown [2024-11-09 05:53:51,127 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_shutdown [2024-11-09 05:53:51,127 INFO L130 BoogieDeclarations]: Found specification of procedure cas_begin_auto_negotiation [2024-11-09 05:53:51,127 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_begin_auto_negotiation [2024-11-09 05:53:51,127 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2024-11-09 05:53:51,127 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2024-11-09 05:53:51,128 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-09 05:53:51,128 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-09 05:53:51,128 INFO L130 BoogieDeclarations]: Found specification of procedure cas_write_txd [2024-11-09 05:53:51,128 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_write_txd [2024-11-09 05:53:51,128 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-09 05:53:51,128 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-09 05:53:51,128 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_frag_ref [2024-11-09 05:53:51,129 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_frag_ref [2024-11-09 05:53:51,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 05:53:51,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-09 05:53:51,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-09 05:53:51,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_105 [2024-11-09 05:53:51,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_105 [2024-11-09 05:53:51,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_101 [2024-11-09 05:53:51,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_101 [2024-11-09 05:53:51,130 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2024-11-09 05:53:51,130 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2024-11-09 05:53:51,130 INFO L130 BoogieDeclarations]: Found specification of procedure cas_init_hw [2024-11-09 05:53:51,130 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_init_hw [2024-11-09 05:53:51,130 INFO L130 BoogieDeclarations]: Found specification of procedure cas_clean_rings [2024-11-09 05:53:51,130 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_clean_rings [2024-11-09 05:53:51,130 INFO L130 BoogieDeclarations]: Found specification of procedure cas_page_free [2024-11-09 05:53:51,131 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_page_free [2024-11-09 05:53:51,131 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2024-11-09 05:53:51,131 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2024-11-09 05:53:51,131 INFO L130 BoogieDeclarations]: Found specification of procedure cas_phy_write [2024-11-09 05:53:51,131 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_phy_write [2024-11-09 05:53:51,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-09 05:53:51,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-09 05:53:51,132 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2024-11-09 05:53:51,132 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2024-11-09 05:53:51,133 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-11-09 05:53:51,133 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-11-09 05:53:51,133 INFO L130 BoogieDeclarations]: Found specification of procedure cas_spare_recover [2024-11-09 05:53:51,133 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_spare_recover [2024-11-09 05:53:51,133 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2024-11-09 05:53:51,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2024-11-09 05:53:51,134 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-09 05:53:51,134 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-09 05:53:51,134 INFO L130 BoogieDeclarations]: Found specification of procedure cas_get_stats [2024-11-09 05:53:51,134 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_get_stats [2024-11-09 05:53:51,134 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-09 05:53:51,135 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-09 05:53:51,135 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2024-11-09 05:53:51,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2024-11-09 05:53:51,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 05:53:51,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-09 05:53:51,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-09 05:53:51,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_160 [2024-11-09 05:53:51,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_160 [2024-11-09 05:53:51,138 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2024-11-09 05:53:51,138 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2024-11-09 05:53:51,138 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2024-11-09 05:53:51,138 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2024-11-09 05:53:51,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_107 [2024-11-09 05:53:51,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_107 [2024-11-09 05:53:53,088 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:53:53,093 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:53:53,888 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-09 05:54:27,425 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-09 05:54:30,518 INFO L? ?]: Removed 4760 outVars from TransFormulas that were not future-live. [2024-11-09 05:54:30,518 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:54:42,464 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:54:42,464 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-09 05:54:42,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:54:42 BoogieIcfgContainer [2024-11-09 05:54:42,465 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:54:42,468 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:54:42,468 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:54:42,472 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:54:42,472 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:53:40" (1/3) ... [2024-11-09 05:54:42,473 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e49bb48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:54:42, skipping insertion in model container [2024-11-09 05:54:42,473 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:53:49" (2/3) ... [2024-11-09 05:54:42,474 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e49bb48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:54:42, skipping insertion in model container [2024-11-09 05:54:42,474 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:54:42" (3/3) ... [2024-11-09 05:54:42,476 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-cassini.cil.i [2024-11-09 05:54:42,500 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:54:42,500 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-09 05:54:42,700 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:54:42,710 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=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;@52727b5e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:54:42,710 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-09 05:54:42,725 INFO L276 IsEmpty]: Start isEmpty. Operand has 3223 states, 1874 states have (on average 1.2726787620064035) internal successors, (2385), 1943 states have internal predecessors, (2385), 1174 states have call successors, (1174), 175 states have call predecessors, (1174), 174 states have return successors, (1169), 1158 states have call predecessors, (1169), 1169 states have call successors, (1169) [2024-11-09 05:54:42,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-09 05:54:42,773 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:54:42,774 INFO L215 NwaCegarLoop]: trace histogram [13, 12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:54:42,775 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:54:42,781 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:54:42,782 INFO L85 PathProgramCache]: Analyzing trace with hash 1156153785, now seen corresponding path program 1 times [2024-11-09 05:54:42,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:54:42,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031496727] [2024-11-09 05:54:42,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:54:42,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:55:17,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:55:19,917 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2024-11-09 05:55:19,919 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:55:19,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031496727] [2024-11-09 05:55:19,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031496727] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:55:19,921 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:55:19,921 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:55:19,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632239015] [2024-11-09 05:55:19,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:55:19,931 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:55:19,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:55:19,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:55:19,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:55:19,980 INFO L87 Difference]: Start difference. First operand has 3223 states, 1874 states have (on average 1.2726787620064035) internal successors, (2385), 1943 states have internal predecessors, (2385), 1174 states have call successors, (1174), 175 states have call predecessors, (1174), 174 states have return successors, (1169), 1158 states have call predecessors, (1169), 1169 states have call successors, (1169) Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-11-09 05:55:22,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:55:24,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:55:38,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:55:38,872 INFO L93 Difference]: Finished difference Result 8373 states and 12319 transitions. [2024-11-09 05:55:38,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:55:38,875 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 168 [2024-11-09 05:55:38,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:55:38,950 INFO L225 Difference]: With dead ends: 8373 [2024-11-09 05:55:38,950 INFO L226 Difference]: Without dead ends: 5072 [2024-11-09 05:55:38,988 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:55:38,991 INFO L432 NwaCegarLoop]: 4185 mSDtfsCounter, 2800 mSDsluCounter, 4077 mSDsCounter, 0 mSdLazyCounter, 1231 mSolverCounterSat, 17 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2800 SdHoareTripleChecker+Valid, 8262 SdHoareTripleChecker+Invalid, 1250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 1231 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:55:38,993 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2800 Valid, 8262 Invalid, 1250 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [17 Valid, 1231 Invalid, 2 Unknown, 0 Unchecked, 18.3s Time] [2024-11-09 05:55:39,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5072 states. [2024-11-09 05:55:39,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5072 to 5069. [2024-11-09 05:55:39,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5069 states, 2987 states have (on average 1.269501171744225) internal successors, (3792), 3090 states have internal predecessors, (3792), 1776 states have call successors, (1776), 304 states have call predecessors, (1776), 304 states have return successors, (1776), 1759 states have call predecessors, (1776), 1776 states have call successors, (1776) [2024-11-09 05:55:39,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5069 states to 5069 states and 7344 transitions. [2024-11-09 05:55:39,558 INFO L78 Accepts]: Start accepts. Automaton has 5069 states and 7344 transitions. Word has length 168 [2024-11-09 05:55:39,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:55:39,561 INFO L471 AbstractCegarLoop]: Abstraction has 5069 states and 7344 transitions. [2024-11-09 05:55:39,562 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-11-09 05:55:39,562 INFO L276 IsEmpty]: Start isEmpty. Operand 5069 states and 7344 transitions. [2024-11-09 05:55:39,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-09 05:55:39,580 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:55:39,581 INFO L215 NwaCegarLoop]: trace histogram [13, 12, 12, 12, 12, 12, 12, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:55:39,582 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 05:55:39,582 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:55:39,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:55:39,583 INFO L85 PathProgramCache]: Analyzing trace with hash 512219170, now seen corresponding path program 1 times [2024-11-09 05:55:39,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:55:39,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629599845] [2024-11-09 05:55:39,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:55:39,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:56:11,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:56:13,728 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2024-11-09 05:56:13,728 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:56:13,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629599845] [2024-11-09 05:56:13,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1629599845] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:56:13,729 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:56:13,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:56:13,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254963896] [2024-11-09 05:56:13,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:56:13,736 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:56:13,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:56:13,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:56:13,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:56:13,737 INFO L87 Difference]: Start difference. First operand 5069 states and 7344 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-09 05:56:15,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:56:18,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:56:33,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:56:33,239 INFO L93 Difference]: Finished difference Result 15104 states and 21880 transitions. [2024-11-09 05:56:33,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:56:33,239 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 183 [2024-11-09 05:56:33,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:56:33,321 INFO L225 Difference]: With dead ends: 15104 [2024-11-09 05:56:33,321 INFO L226 Difference]: Without dead ends: 10060 [2024-11-09 05:56:33,354 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:56:33,355 INFO L432 NwaCegarLoop]: 4590 mSDtfsCounter, 4554 mSDsluCounter, 3983 mSDsCounter, 0 mSdLazyCounter, 1222 mSolverCounterSat, 6 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4554 SdHoareTripleChecker+Valid, 8573 SdHoareTripleChecker+Invalid, 1230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1222 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:56:33,356 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4554 Valid, 8573 Invalid, 1230 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 1222 Invalid, 2 Unknown, 0 Unchecked, 18.9s Time] [2024-11-09 05:56:33,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10060 states. [2024-11-09 05:56:33,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10060 to 10054. [2024-11-09 05:56:33,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10054 states, 5934 states have (on average 1.2699696663296258) internal successors, (7536), 6140 states have internal predecessors, (7536), 3511 states have call successors, (3511), 608 states have call predecessors, (3511), 607 states have return successors, (3516), 3473 states have call predecessors, (3516), 3511 states have call successors, (3516) [2024-11-09 05:56:34,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10054 states to 10054 states and 14563 transitions. [2024-11-09 05:56:34,029 INFO L78 Accepts]: Start accepts. Automaton has 10054 states and 14563 transitions. Word has length 183 [2024-11-09 05:56:34,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:56:34,030 INFO L471 AbstractCegarLoop]: Abstraction has 10054 states and 14563 transitions. [2024-11-09 05:56:34,030 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-09 05:56:34,031 INFO L276 IsEmpty]: Start isEmpty. Operand 10054 states and 14563 transitions. [2024-11-09 05:56:34,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-09 05:56:34,045 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:56:34,045 INFO L215 NwaCegarLoop]: trace histogram [13, 12, 12, 12, 12, 12, 12, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:56:34,046 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 05:56:34,046 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:56:34,046 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:56:34,047 INFO L85 PathProgramCache]: Analyzing trace with hash 1407008663, now seen corresponding path program 1 times [2024-11-09 05:56:34,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:56:34,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623449522] [2024-11-09 05:56:34,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:56:34,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:57:01,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:57:02,229 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 554 trivial. 0 not checked. [2024-11-09 05:57:02,230 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:57:02,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623449522] [2024-11-09 05:57:02,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [623449522] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:57:02,230 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:57:02,230 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:57:02,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443995559] [2024-11-09 05:57:02,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:57:02,231 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:57:02,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:57:02,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:57:02,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:57:02,233 INFO L87 Difference]: Start difference. First operand 10054 states and 14563 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-09 05:57:04,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:57:06,718 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:57:18,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:57:18,543 INFO L93 Difference]: Finished difference Result 27697 states and 39978 transitions. [2024-11-09 05:57:18,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:57:18,544 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 203 [2024-11-09 05:57:18,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:57:18,695 INFO L225 Difference]: With dead ends: 27697 [2024-11-09 05:57:18,695 INFO L226 Difference]: Without dead ends: 17668 [2024-11-09 05:57:18,755 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:57:18,756 INFO L432 NwaCegarLoop]: 4045 mSDtfsCounter, 4034 mSDsluCounter, 3962 mSDsCounter, 0 mSdLazyCounter, 1210 mSolverCounterSat, 7 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4034 SdHoareTripleChecker+Valid, 8007 SdHoareTripleChecker+Invalid, 1219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1210 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:57:18,756 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4034 Valid, 8007 Invalid, 1219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1210 Invalid, 2 Unknown, 0 Unchecked, 15.7s Time] [2024-11-09 05:57:18,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17668 states. [2024-11-09 05:57:19,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17668 to 17661. [2024-11-09 05:57:19,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17661 states, 10426 states have (on average 1.26357183963169) internal successors, (13174), 10781 states have internal predecessors, (13174), 6120 states have call successors, (6120), 1115 states have call predecessors, (6120), 1113 states have return successors, (6133), 6055 states have call predecessors, (6133), 6120 states have call successors, (6133) [2024-11-09 05:57:19,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17661 states to 17661 states and 25427 transitions. [2024-11-09 05:57:19,962 INFO L78 Accepts]: Start accepts. Automaton has 17661 states and 25427 transitions. Word has length 203 [2024-11-09 05:57:19,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:57:19,963 INFO L471 AbstractCegarLoop]: Abstraction has 17661 states and 25427 transitions. [2024-11-09 05:57:19,964 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-09 05:57:19,964 INFO L276 IsEmpty]: Start isEmpty. Operand 17661 states and 25427 transitions. [2024-11-09 05:57:19,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-09 05:57:19,971 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:57:19,971 INFO L215 NwaCegarLoop]: trace histogram [16, 12, 12, 12, 12, 12, 12, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:57:19,971 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 05:57:19,972 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:57:19,972 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:57:19,973 INFO L85 PathProgramCache]: Analyzing trace with hash -674016533, now seen corresponding path program 1 times [2024-11-09 05:57:19,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:57:19,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333513162] [2024-11-09 05:57:19,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:57:19,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:57:48,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:57:50,090 INFO L134 CoverageAnalysis]: Checked inductivity of 657 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 654 trivial. 0 not checked. [2024-11-09 05:57:50,090 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:57:50,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333513162] [2024-11-09 05:57:50,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333513162] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:57:50,091 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:57:50,091 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:57:50,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431552278] [2024-11-09 05:57:50,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:57:50,092 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:57:50,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:57:50,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:57:50,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:57:50,094 INFO L87 Difference]: Start difference. First operand 17661 states and 25427 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-09 05:57:52,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:57:54,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:58:10,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:58:10,093 INFO L93 Difference]: Finished difference Result 41227 states and 59209 transitions. [2024-11-09 05:58:10,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:58:10,094 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 211 [2024-11-09 05:58:10,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:58:10,264 INFO L225 Difference]: With dead ends: 41227 [2024-11-09 05:58:10,264 INFO L226 Difference]: Without dead ends: 23591 [2024-11-09 05:58:10,364 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:58:10,365 INFO L432 NwaCegarLoop]: 6343 mSDtfsCounter, 2719 mSDsluCounter, 3992 mSDsCounter, 0 mSdLazyCounter, 1602 mSolverCounterSat, 15 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2719 SdHoareTripleChecker+Valid, 10335 SdHoareTripleChecker+Invalid, 1619 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 1602 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:58:10,366 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2719 Valid, 10335 Invalid, 1619 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 1602 Invalid, 2 Unknown, 0 Unchecked, 19.1s Time] [2024-11-09 05:58:10,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23591 states. [2024-11-09 05:58:11,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23591 to 23585. [2024-11-09 05:58:11,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23585 states, 13987 states have (on average 1.2632444412668906) internal successors, (17669), 14455 states have internal predecessors, (17669), 8036 states have call successors, (8036), 1562 states have call predecessors, (8036), 1560 states have return successors, (8049), 7955 states have call predecessors, (8049), 8036 states have call successors, (8049) [2024-11-09 05:58:11,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23585 states to 23585 states and 33754 transitions. [2024-11-09 05:58:11,865 INFO L78 Accepts]: Start accepts. Automaton has 23585 states and 33754 transitions. Word has length 211 [2024-11-09 05:58:11,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:58:11,866 INFO L471 AbstractCegarLoop]: Abstraction has 23585 states and 33754 transitions. [2024-11-09 05:58:11,867 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-09 05:58:11,867 INFO L276 IsEmpty]: Start isEmpty. Operand 23585 states and 33754 transitions. [2024-11-09 05:58:11,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-11-09 05:58:11,879 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:58:11,880 INFO L215 NwaCegarLoop]: trace histogram [18, 12, 12, 12, 12, 12, 12, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:58:11,880 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-09 05:58:11,880 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:58:11,881 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:58:11,881 INFO L85 PathProgramCache]: Analyzing trace with hash 1139936044, now seen corresponding path program 1 times [2024-11-09 05:58:11,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:58:11,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953655374] [2024-11-09 05:58:11,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:58:11,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:58:46,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:58:47,720 INFO L134 CoverageAnalysis]: Checked inductivity of 813 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 813 trivial. 0 not checked. [2024-11-09 05:58:47,720 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:58:47,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953655374] [2024-11-09 05:58:47,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [953655374] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:58:47,721 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:58:47,721 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:58:47,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896373294] [2024-11-09 05:58:47,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:58:47,722 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:58:47,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:58:47,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:58:47,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:58:47,724 INFO L87 Difference]: Start difference. First operand 23585 states and 33754 transitions. Second operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-09 05:58:49,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:58:52,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:59:05,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:59:05,724 INFO L93 Difference]: Finished difference Result 47173 states and 67527 transitions. [2024-11-09 05:59:05,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:59:05,725 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 273 [2024-11-09 05:59:05,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:59:05,913 INFO L225 Difference]: With dead ends: 47173 [2024-11-09 05:59:05,913 INFO L226 Difference]: Without dead ends: 23613 [2024-11-09 05:59:06,056 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:59:06,058 INFO L432 NwaCegarLoop]: 4034 mSDtfsCounter, 4 mSDsluCounter, 4030 mSDsCounter, 0 mSdLazyCounter, 1167 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 8064 SdHoareTripleChecker+Invalid, 1169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1167 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:59:06,058 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 8064 Invalid, 1169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1167 Invalid, 2 Unknown, 0 Unchecked, 17.1s Time] [2024-11-09 05:59:06,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23613 states. [2024-11-09 05:59:07,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23613 to 23589. [2024-11-09 05:59:07,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23589 states, 13991 states have (on average 1.2631691801872633) internal successors, (17673), 14459 states have internal predecessors, (17673), 8036 states have call successors, (8036), 1562 states have call predecessors, (8036), 1560 states have return successors, (8049), 7955 states have call predecessors, (8049), 8036 states have call successors, (8049) [2024-11-09 05:59:07,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23589 states to 23589 states and 33758 transitions. [2024-11-09 05:59:07,969 INFO L78 Accepts]: Start accepts. Automaton has 23589 states and 33758 transitions. Word has length 273 [2024-11-09 05:59:07,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:59:07,970 INFO L471 AbstractCegarLoop]: Abstraction has 23589 states and 33758 transitions. [2024-11-09 05:59:07,970 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-09 05:59:07,971 INFO L276 IsEmpty]: Start isEmpty. Operand 23589 states and 33758 transitions. [2024-11-09 05:59:07,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2024-11-09 05:59:07,985 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:59:07,985 INFO L215 NwaCegarLoop]: trace histogram [18, 12, 12, 12, 12, 12, 12, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:59:07,986 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-09 05:59:07,986 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:59:07,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:59:07,987 INFO L85 PathProgramCache]: Analyzing trace with hash 1151100745, now seen corresponding path program 1 times [2024-11-09 05:59:07,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:59:07,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741635243] [2024-11-09 05:59:07,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:59:07,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:59:39,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:59:41,064 INFO L134 CoverageAnalysis]: Checked inductivity of 814 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 813 trivial. 0 not checked. [2024-11-09 05:59:41,065 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:59:41,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741635243] [2024-11-09 05:59:41,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1741635243] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:59:41,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1419227138] [2024-11-09 05:59:41,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:59:41,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:59:41,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e0adcd-f040-4455-aca8-6dae33c40995/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:59:41,069 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e0adcd-f040-4455-aca8-6dae33c40995/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:59:41,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68e0adcd-f040-4455-aca8-6dae33c40995/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 06:00:13,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:00:13,204 INFO L255 TraceCheckSpWp]: Trace formula consists of 8483 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 06:00:13,223 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:00:13,437 INFO L134 CoverageAnalysis]: Checked inductivity of 814 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 813 trivial. 0 not checked. [2024-11-09 06:00:13,438 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:00:16,408 INFO L134 CoverageAnalysis]: Checked inductivity of 814 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 813 trivial. 0 not checked. [2024-11-09 06:00:16,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1419227138] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:00:16,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [123364143] [2024-11-09 06:00:16,439 INFO L159 IcfgInterpreter]: Started Sifa with 142 locations of interest [2024-11-09 06:00:16,439 INFO L166 IcfgInterpreter]: Building call graph [2024-11-09 06:00:16,446 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-09 06:00:16,451 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-09 06:00:16,452 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-09 06:03:11,327 WARN L286 SmtUtils]: Spent 5.43s on a formula simplification that was a NOOP. DAG size: 10147 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2024-11-09 06:03:17,030 WARN L286 SmtUtils]: Spent 5.68s on a formula simplification that was a NOOP. DAG size: 10147 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2024-11-09 06:03:25,515 WARN L286 SmtUtils]: Spent 8.43s on a formula simplification. DAG size of input: 10148 DAG size of output: 10148 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2024-11-09 06:03:31,719 WARN L286 SmtUtils]: Spent 6.19s on a formula simplification that was a NOOP. DAG size: 10147 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2024-11-09 06:03:37,413 WARN L286 SmtUtils]: Spent 5.68s on a formula simplification that was a NOOP. DAG size: 10147 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2024-11-09 06:03:46,095 WARN L286 SmtUtils]: Spent 8.64s on a formula simplification. DAG size of input: 10148 DAG size of output: 10148 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm)