./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7042caef2b07f4b73e0d06f42dcf6069ad2ecac0c225cd34c9db55fea01f29da --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 03:57:23,148 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 03:57:23,221 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-19 03:57:23,227 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 03:57:23,228 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 03:57:23,255 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 03:57:23,256 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 03:57:23,256 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 03:57:23,257 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 03:57:23,261 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 03:57:23,261 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 03:57:23,262 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 03:57:23,262 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 03:57:23,263 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 03:57:23,263 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 03:57:23,263 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 03:57:23,263 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 03:57:23,264 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 03:57:23,264 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 03:57:23,264 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 03:57:23,264 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 03:57:23,267 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 03:57:23,268 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 03:57:23,268 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 03:57:23,268 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 03:57:23,268 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 03:57:23,269 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 03:57:23,269 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 03:57:23,269 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 03:57:23,269 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 03:57:23,270 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 03:57:23,270 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 03:57:23,270 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 03:57:23,270 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 03:57:23,271 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 03:57:23,271 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 03:57:23,272 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 03:57:23,273 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 03:57:23,273 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 03:57:23,273 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7042caef2b07f4b73e0d06f42dcf6069ad2ecac0c225cd34c9db55fea01f29da [2024-11-19 03:57:23,595 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 03:57:23,620 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 03:57:23,624 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 03:57:23,625 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 03:57:23,625 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 03:57:23,626 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i [2024-11-19 03:57:24,992 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 03:57:25,581 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 03:57:25,582 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i [2024-11-19 03:57:25,646 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26ab87d0f/5824730796bb4d19a6223d4bfe18d4c5/FLAGc589fb50f [2024-11-19 03:57:25,666 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26ab87d0f/5824730796bb4d19a6223d4bfe18d4c5 [2024-11-19 03:57:25,670 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 03:57:25,671 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 03:57:25,673 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 03:57:25,674 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 03:57:25,679 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 03:57:25,680 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:25" (1/1) ... [2024-11-19 03:57:25,681 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64a8c015 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:25, skipping insertion in model container [2024-11-19 03:57:25,681 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:25" (1/1) ... [2024-11-19 03:57:25,872 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 03:57:28,044 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i[325202,325215] [2024-11-19 03:57:28,139 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 03:57:28,194 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 03:57:28,287 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6154] [2024-11-19 03:57:28,289 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6156] [2024-11-19 03:57:28,290 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"); [6166] [2024-11-19 03:57:28,290 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [6174-6175] [2024-11-19 03:57:28,299 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [6351] [2024-11-19 03:57:28,299 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6354] [2024-11-19 03:57:28,300 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6357] [2024-11-19 03:57:28,300 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6360] [2024-11-19 03:57:28,301 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)); [6394] [2024-11-19 03:57:28,301 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)); [6401] [2024-11-19 03:57:28,301 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; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [6409-6410] [2024-11-19 03:57:28,302 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); [6449] [2024-11-19 03:57:28,303 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); [6452] [2024-11-19 03:57:28,303 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (val)); [6454] [2024-11-19 03:57:28,303 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); [6459] [2024-11-19 03:57:28,304 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); [6462] [2024-11-19 03:57:28,304 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (val)); [6464] [2024-11-19 03:57:28,304 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); [6469] [2024-11-19 03:57:28,305 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); [6472] [2024-11-19 03:57:28,305 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (val)); [6474] [2024-11-19 03:57:28,306 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); [6479] [2024-11-19 03:57:28,306 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); [6482] [2024-11-19 03:57:28,306 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (val)); [6484] [2024-11-19 03:57:28,306 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); [6502] [2024-11-19 03:57:28,308 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); [6505] [2024-11-19 03:57:28,308 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (- val)); [6507] [2024-11-19 03:57:28,308 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); [6512] [2024-11-19 03:57:28,308 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); [6515] [2024-11-19 03:57:28,309 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [6517] [2024-11-19 03:57:28,309 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); [6522] [2024-11-19 03:57:28,309 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); [6525] [2024-11-19 03:57:28,309 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [6527] [2024-11-19 03:57:28,310 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); [6532] [2024-11-19 03:57:28,310 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); [6535] [2024-11-19 03:57:28,310 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (- val)); [6537] [2024-11-19 03:57:28,312 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6617] [2024-11-19 03:57:28,312 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6624] [2024-11-19 03:57:28,330 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/skbuff.h"), "i" (1056), "i" (12UL)); [6887-6888] [2024-11-19 03:57:28,391 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/skbuff.h"), "i" (1714), "i" (12UL)); [7054-7055] [2024-11-19 03:57:28,407 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/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/11985/dscv_tempdir/dscv/ri/43_2a/drivers/net/ppp/ppp_generic.c"), "i" (291), "i" (12UL)); [7404-7405] [2024-11-19 03:57:28,415 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___1->state): : "memory", "cc"); [7566-7567] [2024-11-19 03:57:28,415 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___2->state): : "memory", "cc"); [7571-7572] [2024-11-19 03:57:28,417 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___3->state): : "memory", "cc"); [7576-7577] [2024-11-19 03:57:28,418 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___4->state): : "memory", "cc"); [7581-7582] [2024-11-19 03:57:28,419 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___0), "+m" (tmp___8->state): : "memory", "cc"); [7628-7629] [2024-11-19 03:57:28,419 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___0), "+m" (tmp___9->state): : "memory", "cc"); [7633-7634] [2024-11-19 03:57:28,419 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___0), "+m" (tmp___10->state): : "memory", "cc"); [7638-7639] [2024-11-19 03:57:28,419 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___0), "+m" (tmp___11->state): : "memory", "cc"); [7643-7644] [2024-11-19 03:57:28,432 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu), "=r" (__val_gu): "0" (p), "i" (4UL)); [7886-7887] [2024-11-19 03:57:28,435 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu___0), "=r" (__val_gu___0): "0" (p), "i" (4UL)); [7927-7928] [2024-11-19 03:57:28,435 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu___1), "=r" (__val_gu___1): "0" (p), "i" (4UL)); [7940-7941] [2024-11-19 03:57:28,437 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7970] [2024-11-19 03:57:28,438 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7973] [2024-11-19 03:57:28,438 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7976] [2024-11-19 03:57:28,438 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7979] [2024-11-19 03:57:28,439 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7982] [2024-11-19 03:57:28,439 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [8001-8002] [2024-11-19 03:57:28,440 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [8005-8006] [2024-11-19 03:57:28,440 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [8009-8010] [2024-11-19 03:57:28,440 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [8013-8014] [2024-11-19 03:57:28,440 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [8017-8018] [2024-11-19 03:57:28,441 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu___2), "=r" (__val_gu___2): "0" (p), "i" (4UL)); [8031-8032] [2024-11-19 03:57:28,442 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [8047-8048] [2024-11-19 03:57:28,442 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [8051-8052] [2024-11-19 03:57:28,442 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [8055-8056] [2024-11-19 03:57:28,443 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [8059-8060] [2024-11-19 03:57:28,443 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [8063-8064] [2024-11-19 03:57:28,444 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu___3), "=r" (__val_gu___3): "0" (p), "i" (4UL)); [8087-8088] [2024-11-19 03:57:28,449 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu___4), "=r" (__val_gu___4): "0" (p), "i" (4UL)); [8202-8203] [2024-11-19 03:57:28,451 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu), "=r" (__val_gu): "0" (p), "i" (4UL)); [8247-8248] [2024-11-19 03:57:28,452 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8267] [2024-11-19 03:57:28,453 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8270] [2024-11-19 03:57:28,453 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8273] [2024-11-19 03:57:28,453 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8276] [2024-11-19 03:57:28,453 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8279] [2024-11-19 03:57:28,454 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu___0), "=r" (__val_gu___0): "0" (p), "i" (4UL)); [8292-8293] [2024-11-19 03:57:28,455 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu___1), "=r" (__val_gu___1): "0" (p), "i" (4UL)); [8314-8315] [2024-11-19 03:57:28,571 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i[325202,325215] [2024-11-19 03:57:28,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 03:57:28,749 INFO L204 MainTranslator]: Completed translation [2024-11-19 03:57:28,750 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:28 WrapperNode [2024-11-19 03:57:28,750 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 03:57:28,752 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 03:57:28,752 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 03:57:28,752 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 03:57:28,759 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:28" (1/1) ... [2024-11-19 03:57:28,863 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:28" (1/1) ... [2024-11-19 03:57:29,078 INFO L138 Inliner]: procedures = 336, calls = 2312, calls flagged for inlining = 156, calls inlined = 154, statements flattened = 6627 [2024-11-19 03:57:29,080 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 03:57:29,081 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 03:57:29,081 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 03:57:29,081 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 03:57:29,093 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:28" (1/1) ... [2024-11-19 03:57:29,093 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:28" (1/1) ... [2024-11-19 03:57:29,142 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:28" (1/1) ... [2024-11-19 03:57:30,396 INFO L175 MemorySlicer]: Split 1282 memory accesses to 22 slices as follows [2, 4, 8, 4, 6, 10, 5, 2, 10, 4, 4, 1, 907, 11, 11, 7, 7, 29, 16, 221, 6, 7]. 71 percent of accesses are in the largest equivalence class. The 87 initializations are split as follows [2, 4, 8, 4, 0, 10, 0, 0, 0, 4, 0, 1, 19, 0, 0, 6, 6, 0, 16, 0, 0, 7]. The 572 writes are split as follows [0, 0, 0, 0, 4, 0, 5, 2, 2, 0, 2, 0, 294, 1, 10, 0, 0, 29, 0, 221, 2, 0]. [2024-11-19 03:57:30,397 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:28" (1/1) ... [2024-11-19 03:57:30,397 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:28" (1/1) ... [2024-11-19 03:57:30,544 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:28" (1/1) ... [2024-11-19 03:57:30,577 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:28" (1/1) ... [2024-11-19 03:57:30,621 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:28" (1/1) ... [2024-11-19 03:57:30,652 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:28" (1/1) ... [2024-11-19 03:57:30,704 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 03:57:30,705 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 03:57:30,705 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 03:57:30,706 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 03:57:30,707 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:28" (1/1) ... [2024-11-19 03:57:30,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 03:57:30,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 03:57:30,746 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-19 03:57:30,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-19 03:57:30,792 INFO L130 BoogieDeclarations]: Found specification of procedure find_comp_entry [2024-11-19 03:57:30,793 INFO L138 BoogieDeclarations]: Found implementation of procedure find_comp_entry [2024-11-19 03:57:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2024-11-19 03:57:30,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2024-11-19 03:57:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2024-11-19 03:57:30,793 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2024-11-19 03:57:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2024-11-19 03:57:30,794 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2024-11-19 03:57:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2024-11-19 03:57:30,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __xchg_wrong_size [2024-11-19 03:57:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2024-11-19 03:57:30,794 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2024-11-19 03:57:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-19 03:57:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-19 03:57:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-19 03:57:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-19 03:57:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-19 03:57:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-19 03:57:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-19 03:57:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-19 03:57:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-19 03:57:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-19 03:57:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-19 03:57:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-19 03:57:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-19 03:57:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-19 03:57:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-19 03:57:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-19 03:57:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-19 03:57:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-19 03:57:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-19 03:57:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-19 03:57:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-19 03:57:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-11-19 03:57:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2024-11-19 03:57:30,797 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2024-11-19 03:57:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-19 03:57:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-19 03:57:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-19 03:57:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-19 03:57:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-19 03:57:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-19 03:57:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-19 03:57:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-19 03:57:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-19 03:57:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-19 03:57:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-19 03:57:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-19 03:57:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-19 03:57:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-19 03:57:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-19 03:57:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-19 03:57:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-19 03:57:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-19 03:57:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-19 03:57:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-19 03:57:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-19 03:57:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-19 03:57:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-19 03:57:30,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-19 03:57:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-19 03:57:30,800 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-19 03:57:30,800 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2024-11-19 03:57:30,800 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2024-11-19 03:57:30,800 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2024-11-19 03:57:30,800 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2024-11-19 03:57:30,800 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_xmit_process [2024-11-19 03:57:30,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_xmit_process [2024-11-19 03:57:30,801 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_unlink [2024-11-19 03:57:30,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_unlink [2024-11-19 03:57:30,801 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_shutdown_interface [2024-11-19 03:57:30,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_shutdown_interface [2024-11-19 03:57:30,801 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_interface [2024-11-19 03:57:30,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_interface [2024-11-19 03:57:30,804 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-19 03:57:30,804 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-19 03:57:30,804 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2024-11-19 03:57:30,804 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2024-11-19 03:57:30,804 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-19 03:57:30,804 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-19 03:57:30,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-19 03:57:30,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-19 03:57:30,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-19 03:57:30,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-19 03:57:30,805 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2024-11-19 03:57:30,805 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2024-11-19 03:57:30,805 INFO L130 BoogieDeclarations]: Found specification of procedure bpf_prog_destroy [2024-11-19 03:57:30,805 INFO L138 BoogieDeclarations]: Found implementation of procedure bpf_prog_destroy [2024-11-19 03:57:30,805 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_push [2024-11-19 03:57:30,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_push [2024-11-19 03:57:30,805 INFO L130 BoogieDeclarations]: Found specification of procedure unit_find [2024-11-19 03:57:30,805 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_find [2024-11-19 03:57:30,805 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-19 03:57:30,805 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-19 03:57:30,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-19 03:57:30,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-19 03:57:30,805 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be16 [2024-11-19 03:57:30,806 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be16 [2024-11-19 03:57:30,806 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2024-11-19 03:57:30,806 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2024-11-19 03:57:30,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-19 03:57:30,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-19 03:57:30,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-19 03:57:30,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-19 03:57:30,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-19 03:57:30,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-19 03:57:30,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-19 03:57:30,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-19 03:57:30,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-19 03:57:30,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-19 03:57:30,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-19 03:57:30,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-19 03:57:30,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-19 03:57:30,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-19 03:57:30,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-19 03:57:30,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-19 03:57:30,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-11-19 03:57:30,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-11-19 03:57:30,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-11-19 03:57:30,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-11-19 03:57:30,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-11-19 03:57:30,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-11-19 03:57:30,808 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-19 03:57:30,808 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-19 03:57:30,809 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-19 03:57:30,809 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-19 03:57:30,809 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-19 03:57:30,809 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-19 03:57:30,809 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-19 03:57:30,809 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-19 03:57:30,809 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-19 03:57:30,809 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-19 03:57:30,810 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-19 03:57:30,810 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-19 03:57:30,810 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-19 03:57:30,810 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-19 03:57:30,810 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-19 03:57:30,810 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-19 03:57:30,810 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-11-19 03:57:30,810 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-11-19 03:57:30,810 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-11-19 03:57:30,810 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-11-19 03:57:30,810 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-11-19 03:57:30,810 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-11-19 03:57:30,810 INFO L130 BoogieDeclarations]: Found specification of procedure init_ppp_file [2024-11-19 03:57:30,810 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ppp_file [2024-11-19 03:57:30,810 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-19 03:57:30,811 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-19 03:57:30,811 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-19 03:57:30,811 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-19 03:57:30,811 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-11-19 03:57:30,811 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-11-19 03:57:30,811 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-19 03:57:30,811 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-19 03:57:30,811 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2024-11-19 03:57:30,811 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2024-11-19 03:57:30,811 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_release [2024-11-19 03:57:30,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_release [2024-11-19 03:57:30,811 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-19 03:57:30,811 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-19 03:57:30,811 INFO L130 BoogieDeclarations]: Found specification of procedure get_filter [2024-11-19 03:57:30,811 INFO L138 BoogieDeclarations]: Found implementation of procedure get_filter [2024-11-19 03:57:30,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 03:57:30,812 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-19 03:57:30,812 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-19 03:57:30,812 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2024-11-19 03:57:30,812 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2024-11-19 03:57:30,812 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2024-11-19 03:57:30,812 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2024-11-19 03:57:30,812 INFO L130 BoogieDeclarations]: Found specification of procedure bpf_prog_create [2024-11-19 03:57:30,812 INFO L138 BoogieDeclarations]: Found implementation of procedure bpf_prog_create [2024-11-19 03:57:30,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-19 03:57:30,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-19 03:57:30,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-19 03:57:30,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-19 03:57:30,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-19 03:57:30,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-19 03:57:30,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-19 03:57:30,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-19 03:57:30,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-19 03:57:30,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-19 03:57:30,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-19 03:57:30,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-19 03:57:30,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-19 03:57:30,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-19 03:57:30,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-19 03:57:30,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-19 03:57:30,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-19 03:57:30,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-19 03:57:30,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-19 03:57:30,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-19 03:57:30,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-19 03:57:30,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-19 03:57:30,817 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_get_stats64 [2024-11-19 03:57:30,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_get_stats64 [2024-11-19 03:57:30,817 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2024-11-19 03:57:30,817 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2024-11-19 03:57:30,817 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-19 03:57:30,817 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-19 03:57:30,817 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_send_frame [2024-11-19 03:57:30,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_send_frame [2024-11-19 03:57:30,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-19 03:57:30,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-19 03:57:30,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-19 03:57:30,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-19 03:57:30,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 03:57:30,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-19 03:57:30,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-19 03:57:30,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-19 03:57:30,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-19 03:57:30,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-19 03:57:30,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-19 03:57:30,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-19 03:57:30,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-19 03:57:30,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-19 03:57:30,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-19 03:57:30,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-19 03:57:30,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-19 03:57:30,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-19 03:57:30,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-19 03:57:30,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-19 03:57:30,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-19 03:57:30,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-19 03:57:30,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-19 03:57:30,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-19 03:57:30,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-19 03:57:30,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-19 03:57:30,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-11-19 03:57:30,822 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_error [2024-11-19 03:57:30,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_error [2024-11-19 03:57:30,822 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_unit [2024-11-19 03:57:30,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_unit [2024-11-19 03:57:30,823 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-19 03:57:30,823 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-19 03:57:30,823 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2024-11-19 03:57:30,823 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2024-11-19 03:57:30,823 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-19 03:57:30,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-19 03:57:30,823 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-11-19 03:57:30,823 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-11-19 03:57:30,823 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-19 03:57:30,823 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-19 03:57:30,824 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-19 03:57:30,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-19 03:57:30,824 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_push [2024-11-19 03:57:30,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_push [2024-11-19 03:57:30,824 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-19 03:57:30,824 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-19 03:57:30,824 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-19 03:57:30,824 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-19 03:57:30,824 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-19 03:57:30,824 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-19 03:57:30,824 INFO L130 BoogieDeclarations]: Found specification of procedure find_compressor [2024-11-19 03:57:30,824 INFO L138 BoogieDeclarations]: Found implementation of procedure find_compressor [2024-11-19 03:57:30,824 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_pernet [2024-11-19 03:57:30,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_pernet [2024-11-19 03:57:30,824 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-19 03:57:30,825 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-19 03:57:30,825 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2024-11-19 03:57:30,825 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2024-11-19 03:57:30,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-19 03:57:30,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-19 03:57:30,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-19 03:57:30,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-19 03:57:30,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-19 03:57:30,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-19 03:57:30,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-19 03:57:30,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-19 03:57:30,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-19 03:57:30,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-19 03:57:30,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-19 03:57:30,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-19 03:57:30,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-19 03:57:30,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-19 03:57:30,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-19 03:57:30,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-19 03:57:30,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-19 03:57:30,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-19 03:57:30,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-19 03:57:30,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-19 03:57:30,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-19 03:57:30,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-11-19 03:57:30,827 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pernet_device [2024-11-19 03:57:30,827 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pernet_device [2024-11-19 03:57:30,827 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-19 03:57:30,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-19 03:57:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_disconnect_channel [2024-11-19 03:57:30,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_disconnect_channel [2024-11-19 03:57:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_net_ioctl [2024-11-19 03:57:30,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_net_ioctl [2024-11-19 03:57:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-19 03:57:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-19 03:57:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-19 03:57:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-19 03:57:30,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-19 03:57:30,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-19 03:57:30,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-19 03:57:30,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-19 03:57:30,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-19 03:57:30,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-19 03:57:30,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-19 03:57:30,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-19 03:57:30,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-19 03:57:30,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-19 03:57:30,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-19 03:57:30,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-19 03:57:30,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-19 03:57:30,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-19 03:57:30,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-19 03:57:30,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-19 03:57:30,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-19 03:57:30,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-19 03:57:30,831 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2024-11-19 03:57:30,831 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2024-11-19 03:57:30,831 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2024-11-19 03:57:30,831 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2024-11-19 03:57:30,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 03:57:30,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 03:57:30,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 03:57:30,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-19 03:57:30,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-19 03:57:30,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-19 03:57:30,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-19 03:57:30,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-19 03:57:30,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-19 03:57:30,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-19 03:57:30,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-19 03:57:30,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-19 03:57:30,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-19 03:57:30,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-19 03:57:30,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-19 03:57:30,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-19 03:57:30,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-19 03:57:30,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-19 03:57:30,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-19 03:57:30,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-19 03:57:30,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-19 03:57:30,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-19 03:57:30,834 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-19 03:57:30,834 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-19 03:57:30,837 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2024-11-19 03:57:30,837 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2024-11-19 03:57:30,837 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_output_wakeup [2024-11-19 03:57:30,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_output_wakeup [2024-11-19 03:57:30,837 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_exit_net [2024-11-19 03:57:30,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_exit_net [2024-11-19 03:57:30,838 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2024-11-19 03:57:30,838 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2024-11-19 03:57:30,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-19 03:57:30,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-19 03:57:30,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-19 03:57:30,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-19 03:57:30,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-19 03:57:30,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-19 03:57:30,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-19 03:57:30,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-19 03:57:30,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-19 03:57:30,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-19 03:57:30,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-19 03:57:30,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-19 03:57:30,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-19 03:57:30,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-19 03:57:30,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-19 03:57:30,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-19 03:57:30,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-19 03:57:30,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-19 03:57:30,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-19 03:57:30,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-11-19 03:57:30,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-11-19 03:57:30,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2024-11-19 03:57:30,839 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-19 03:57:30,839 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-19 03:57:30,840 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-19 03:57:30,840 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-19 03:57:30,840 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-19 03:57:30,840 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-19 03:57:30,840 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-19 03:57:30,840 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-19 03:57:30,840 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-19 03:57:30,840 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-19 03:57:30,840 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-19 03:57:30,840 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-19 03:57:30,840 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-19 03:57:30,840 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-19 03:57:30,840 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-19 03:57:30,840 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-19 03:57:30,840 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-19 03:57:30,840 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-19 03:57:30,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-19 03:57:30,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-11-19 03:57:30,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-11-19 03:57:30,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2024-11-19 03:57:30,841 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cloned [2024-11-19 03:57:30,841 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cloned [2024-11-19 03:57:30,841 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_do_recv [2024-11-19 03:57:30,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_do_recv [2024-11-19 03:57:30,841 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_channel [2024-11-19 03:57:30,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_channel [2024-11-19 03:57:30,841 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2024-11-19 03:57:30,841 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2024-11-19 03:57:30,841 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2024-11-19 03:57:30,841 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2024-11-19 03:57:30,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-19 03:57:30,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-19 03:57:30,841 INFO L130 BoogieDeclarations]: Found specification of procedure proto_to_npindex [2024-11-19 03:57:30,842 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_to_npindex [2024-11-19 03:57:30,842 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2024-11-19 03:57:30,842 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2024-11-19 03:57:30,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_39 [2024-11-19 03:57:30,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_39 [2024-11-19 03:57:30,842 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-19 03:57:30,842 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-19 03:57:30,842 INFO L130 BoogieDeclarations]: Found specification of procedure unit_put [2024-11-19 03:57:30,846 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_put [2024-11-19 03:57:30,846 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_nonmp_frame [2024-11-19 03:57:30,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_nonmp_frame [2024-11-19 03:57:30,846 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2024-11-19 03:57:30,846 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2024-11-19 03:57:30,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 03:57:30,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 03:57:30,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 03:57:30,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-19 03:57:30,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-19 03:57:30,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-19 03:57:30,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-19 03:57:30,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-19 03:57:30,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-19 03:57:30,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-19 03:57:30,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-19 03:57:30,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-19 03:57:30,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-19 03:57:30,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-19 03:57:30,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-19 03:57:30,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-19 03:57:30,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-19 03:57:30,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-19 03:57:30,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-19 03:57:30,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-19 03:57:30,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-19 03:57:30,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-19 03:57:30,849 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-19 03:57:30,849 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-19 03:57:30,849 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2024-11-19 03:57:30,849 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2024-11-19 03:57:30,849 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2024-11-19 03:57:30,849 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2024-11-19 03:57:30,849 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_write [2024-11-19 03:57:30,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_write [2024-11-19 03:57:30,850 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2024-11-19 03:57:30,850 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2024-11-19 03:57:30,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-19 03:57:30,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-19 03:57:30,850 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2024-11-19 03:57:30,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2024-11-19 03:57:30,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-19 03:57:30,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-19 03:57:30,850 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_closed [2024-11-19 03:57:30,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_closed [2024-11-19 03:57:30,851 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_open [2024-11-19 03:57:30,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_open [2024-11-19 03:57:30,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 03:57:30,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-19 03:57:30,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-19 03:57:30,851 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-19 03:57:30,851 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-19 03:57:30,851 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2024-11-19 03:57:30,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2024-11-19 03:57:30,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 03:57:30,852 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2024-11-19 03:57:30,856 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2024-11-19 03:57:30,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-19 03:57:30,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-19 03:57:30,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-19 03:57:30,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-19 03:57:30,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-19 03:57:30,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-19 03:57:30,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-19 03:57:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-19 03:57:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-19 03:57:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-19 03:57:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-19 03:57:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-19 03:57:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-19 03:57:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-19 03:57:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-19 03:57:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-19 03:57:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-19 03:57:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-19 03:57:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-19 03:57:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-19 03:57:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-19 03:57:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-19 03:57:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2024-11-19 03:57:30,857 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2024-11-19 03:57:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-19 03:57:30,858 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-19 03:57:30,858 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2024-11-19 03:57:30,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2024-11-19 03:57:30,858 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-19 03:57:30,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-19 03:57:30,858 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2024-11-19 03:57:30,858 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2024-11-19 03:57:30,858 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2024-11-19 03:57:30,858 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2024-11-19 03:57:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2024-11-19 03:57:30,859 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2024-11-19 03:57:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2024-11-19 03:57:30,859 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2024-11-19 03:57:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-11-19 03:57:30,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-11-19 03:57:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-11-19 03:57:30,859 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-11-19 03:57:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2024-11-19 03:57:30,859 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2024-11-19 03:57:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2024-11-19 03:57:30,859 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2024-11-19 03:57:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2024-11-19 03:57:30,859 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2024-11-19 03:57:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-19 03:57:30,859 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-19 03:57:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_register_net_channel [2024-11-19 03:57:30,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_register_net_channel [2024-11-19 03:57:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-19 03:57:30,860 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-19 03:57:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_mp_explode [2024-11-19 03:57:30,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_mp_explode [2024-11-19 03:57:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_may_pull [2024-11-19 03:57:30,860 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_may_pull [2024-11-19 03:57:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-19 03:57:30,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-19 03:57:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ioctl [2024-11-19 03:57:30,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ioctl [2024-11-19 03:57:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_peek [2024-11-19 03:57:30,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_peek [2024-11-19 03:57:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_poll [2024-11-19 03:57:30,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_poll [2024-11-19 03:57:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 03:57:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 03:57:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 03:57:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 03:57:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-19 03:57:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-19 03:57:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-19 03:57:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-19 03:57:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-19 03:57:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-19 03:57:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-19 03:57:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-19 03:57:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-19 03:57:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-19 03:57:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-19 03:57:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-19 03:57:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-19 03:57:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-19 03:57:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-19 03:57:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-19 03:57:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-19 03:57:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-19 03:57:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_channel [2024-11-19 03:57:30,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_channel [2024-11-19 03:57:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-19 03:57:30,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-19 03:57:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 03:57:30,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 03:57:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2024-11-19 03:57:30,864 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2024-11-19 03:57:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-19 03:57:30,864 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-19 03:57:31,907 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 03:57:31,913 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 03:57:43,112 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-19 03:57:55,804 INFO L? ?]: Removed 3410 outVars from TransFormulas that were not future-live. [2024-11-19 03:57:55,805 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 03:57:55,863 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 03:57:55,864 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-19 03:57:55,864 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:55 BoogieIcfgContainer [2024-11-19 03:57:55,864 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 03:57:55,868 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 03:57:55,868 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 03:57:55,871 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 03:57:55,871 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 03:57:25" (1/3) ... [2024-11-19 03:57:55,872 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f3df1fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 03:57:55, skipping insertion in model container [2024-11-19 03:57:55,872 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:28" (2/3) ... [2024-11-19 03:57:55,872 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f3df1fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 03:57:55, skipping insertion in model container [2024-11-19 03:57:55,873 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:55" (3/3) ... [2024-11-19 03:57:55,874 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i [2024-11-19 03:57:55,891 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 03:57:55,892 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 03:57:56,019 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 03:57:56,026 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5bf9fb5d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 03:57:56,027 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 03:57:56,042 INFO L276 IsEmpty]: Start isEmpty. Operand has 2430 states, 1749 states have (on average 1.3853630646083477) internal successors, (2423), 1821 states have internal predecessors, (2423), 550 states have call successors, (550), 130 states have call predecessors, (550), 129 states have return successors, (545), 525 states have call predecessors, (545), 545 states have call successors, (545) [2024-11-19 03:57:56,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2024-11-19 03:57:56,065 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 03:57:56,066 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 03:57:56,067 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 03:57:56,073 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 03:57:56,073 INFO L85 PathProgramCache]: Analyzing trace with hash 1022804176, now seen corresponding path program 1 times [2024-11-19 03:57:56,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 03:57:56,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484932591] [2024-11-19 03:57:56,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 03:57:56,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 03:58:06,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 03:58:06,907 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2024-11-19 03:58:06,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 03:58:06,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484932591] [2024-11-19 03:58:06,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484932591] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 03:58:06,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1980686993] [2024-11-19 03:58:06,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 03:58:06,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 03:58:06,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 03:58:06,912 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 03:58:06,913 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-19 03:58:17,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 03:58:17,239 INFO L255 TraceCheckSpWp]: Trace formula consists of 5024 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-19 03:58:17,258 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 03:58:17,305 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 518 trivial. 0 not checked. [2024-11-19 03:58:17,307 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 03:58:17,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1980686993] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 03:58:17,308 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-19 03:58:17,309 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-19 03:58:17,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266144748] [2024-11-19 03:58:17,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 03:58:17,319 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-19 03:58:17,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 03:58:17,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-19 03:58:17,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-19 03:58:17,356 INFO L87 Difference]: Start difference. First operand has 2430 states, 1749 states have (on average 1.3853630646083477) internal successors, (2423), 1821 states have internal predecessors, (2423), 550 states have call successors, (550), 130 states have call predecessors, (550), 129 states have return successors, (545), 525 states have call predecessors, (545), 545 states have call successors, (545) Second operand has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-19 03:58:17,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 03:58:17,584 INFO L93 Difference]: Finished difference Result 4855 states and 7150 transitions. [2024-11-19 03:58:17,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-19 03:58:17,586 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 226 [2024-11-19 03:58:17,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 03:58:17,626 INFO L225 Difference]: With dead ends: 4855 [2024-11-19 03:58:17,626 INFO L226 Difference]: Without dead ends: 2398 [2024-11-19 03:58:17,643 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-19 03:58:17,647 INFO L432 NwaCegarLoop]: 3505 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3505 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 03:58:17,647 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3505 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 03:58:17,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2398 states. [2024-11-19 03:58:17,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2398 to 2398. [2024-11-19 03:58:17,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2398 states, 1730 states have (on average 1.376300578034682) internal successors, (2381), 1795 states have internal predecessors, (2381), 539 states have call successors, (539), 129 states have call predecessors, (539), 128 states have return successors, (538), 518 states have call predecessors, (538), 538 states have call successors, (538) [2024-11-19 03:58:17,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 2398 states and 3458 transitions. [2024-11-19 03:58:17,857 INFO L78 Accepts]: Start accepts. Automaton has 2398 states and 3458 transitions. Word has length 226 [2024-11-19 03:58:17,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 03:58:17,858 INFO L471 AbstractCegarLoop]: Abstraction has 2398 states and 3458 transitions. [2024-11-19 03:58:17,858 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-19 03:58:17,858 INFO L276 IsEmpty]: Start isEmpty. Operand 2398 states and 3458 transitions. [2024-11-19 03:58:17,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2024-11-19 03:58:17,864 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 03:58:17,865 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 03:58:17,904 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-19 03:58:18,069 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-19 03:58:18,070 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 03:58:18,071 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 03:58:18,071 INFO L85 PathProgramCache]: Analyzing trace with hash 584729824, now seen corresponding path program 1 times [2024-11-19 03:58:18,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 03:58:18,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736937547] [2024-11-19 03:58:18,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 03:58:18,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 03:58:26,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 03:58:27,407 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2024-11-19 03:58:27,411 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 03:58:27,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736937547] [2024-11-19 03:58:27,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [736937547] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 03:58:27,412 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 03:58:27,412 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 03:58:27,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425767612] [2024-11-19 03:58:27,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 03:58:27,413 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 03:58:27,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 03:58:27,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 03:58:27,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 03:58:27,418 INFO L87 Difference]: Start difference. First operand 2398 states and 3458 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-19 03:58:28,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 03:58:28,166 INFO L93 Difference]: Finished difference Result 6430 states and 9218 transitions. [2024-11-19 03:58:28,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 03:58:28,167 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 226 [2024-11-19 03:58:28,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 03:58:28,201 INFO L225 Difference]: With dead ends: 6430 [2024-11-19 03:58:28,202 INFO L226 Difference]: Without dead ends: 4074 [2024-11-19 03:58:28,215 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 03:58:28,216 INFO L432 NwaCegarLoop]: 3967 mSDtfsCounter, 2410 mSDsluCounter, 3368 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2410 SdHoareTripleChecker+Valid, 7335 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-19 03:58:28,216 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2410 Valid, 7335 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-19 03:58:28,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4074 states. [2024-11-19 03:58:28,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4074 to 4069. [2024-11-19 03:58:28,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4069 states, 2950 states have (on average 1.3738983050847458) internal successors, (4053), 3064 states have internal predecessors, (4053), 880 states have call successors, (880), 239 states have call predecessors, (880), 238 states have return successors, (879), 841 states have call predecessors, (879), 879 states have call successors, (879) [2024-11-19 03:58:28,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4069 states to 4069 states and 5812 transitions. [2024-11-19 03:58:28,388 INFO L78 Accepts]: Start accepts. Automaton has 4069 states and 5812 transitions. Word has length 226 [2024-11-19 03:58:28,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 03:58:28,392 INFO L471 AbstractCegarLoop]: Abstraction has 4069 states and 5812 transitions. [2024-11-19 03:58:28,392 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-19 03:58:28,392 INFO L276 IsEmpty]: Start isEmpty. Operand 4069 states and 5812 transitions. [2024-11-19 03:58:28,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2024-11-19 03:58:28,398 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 03:58:28,398 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 03:58:28,398 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-19 03:58:28,398 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 03:58:28,399 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 03:58:28,399 INFO L85 PathProgramCache]: Analyzing trace with hash -477129265, now seen corresponding path program 1 times [2024-11-19 03:58:28,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 03:58:28,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794303759] [2024-11-19 03:58:28,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 03:58:28,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 03:58:36,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 03:58:37,288 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2024-11-19 03:58:37,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 03:58:37,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794303759] [2024-11-19 03:58:37,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [794303759] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 03:58:37,291 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 03:58:37,291 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 03:58:37,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737112412] [2024-11-19 03:58:37,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 03:58:37,292 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 03:58:37,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 03:58:37,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 03:58:37,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 03:58:37,294 INFO L87 Difference]: Start difference. First operand 4069 states and 5812 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-19 03:58:38,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 03:58:38,244 INFO L93 Difference]: Finished difference Result 11841 states and 16977 transitions. [2024-11-19 03:58:38,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 03:58:38,245 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 248 [2024-11-19 03:58:38,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 03:58:38,312 INFO L225 Difference]: With dead ends: 11841 [2024-11-19 03:58:38,313 INFO L226 Difference]: Without dead ends: 7814 [2024-11-19 03:58:38,340 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 03:58:38,343 INFO L432 NwaCegarLoop]: 4126 mSDtfsCounter, 3270 mSDsluCounter, 3356 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3270 SdHoareTripleChecker+Valid, 7482 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-19 03:58:38,344 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3270 Valid, 7482 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-19 03:58:38,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7814 states. [2024-11-19 03:58:38,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7814 to 7769. [2024-11-19 03:58:38,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7769 states, 5631 states have (on average 1.373823477179897) internal successors, (7736), 5862 states have internal predecessors, (7736), 1675 states have call successors, (1675), 463 states have call predecessors, (1675), 462 states have return successors, (1757), 1593 states have call predecessors, (1757), 1674 states have call successors, (1757) [2024-11-19 03:58:38,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7769 states to 7769 states and 11168 transitions. [2024-11-19 03:58:38,705 INFO L78 Accepts]: Start accepts. Automaton has 7769 states and 11168 transitions. Word has length 248 [2024-11-19 03:58:38,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 03:58:38,708 INFO L471 AbstractCegarLoop]: Abstraction has 7769 states and 11168 transitions. [2024-11-19 03:58:38,708 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-19 03:58:38,709 INFO L276 IsEmpty]: Start isEmpty. Operand 7769 states and 11168 transitions. [2024-11-19 03:58:38,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2024-11-19 03:58:38,714 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 03:58:38,715 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 7, 7, 7, 7, 7, 7, 7, 7, 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] [2024-11-19 03:58:38,715 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-19 03:58:38,715 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 03:58:38,716 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 03:58:38,717 INFO L85 PathProgramCache]: Analyzing trace with hash 1600475766, now seen corresponding path program 1 times [2024-11-19 03:58:38,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 03:58:38,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040688531] [2024-11-19 03:58:38,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 03:58:38,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms