./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 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/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-803cd42-m [2024-11-22 15:56:55,214 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 15:56:55,259 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-22 15:56:55,265 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 15:56:55,266 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 15:56:55,294 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 15:56:55,294 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 15:56:55,295 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 15:56:55,295 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 15:56:55,296 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 15:56:55,297 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 15:56:55,297 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 15:56:55,297 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 15:56:55,298 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 15:56:55,298 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 15:56:55,298 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 15:56:55,298 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 15:56:55,298 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 15:56:55,299 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 15:56:55,299 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 15:56:55,299 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 15:56:55,302 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 15:56:55,302 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 15:56:55,302 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 15:56:55,303 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 15:56:55,304 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 15:56:55,305 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 15:56:55,305 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 15:56:55,305 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 15:56:55,305 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 15:56:55,305 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 15:56:55,305 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 15:56:55,306 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 15:56:55,306 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 15:56:55,306 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 15:56:55,306 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 15:56:55,306 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 15:56:55,306 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 15:56:55,307 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 15:56:55,307 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7042caef2b07f4b73e0d06f42dcf6069ad2ecac0c225cd34c9db55fea01f29da [2024-11-22 15:56:55,489 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 15:56:55,512 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 15:56:55,514 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 15:56:55,515 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 15:56:55,516 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 15:56:55,516 INFO L431 ainManager$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 [2024-11-22 15:56:56,799 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 15:56:57,282 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 15:56:57,282 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 [2024-11-22 15:56:57,351 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d85a3b4b/7afe2f29c9fc447f8db4ee48891a4636/FLAGa690b269a [2024-11-22 15:56:57,367 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d85a3b4b/7afe2f29c9fc447f8db4ee48891a4636 [2024-11-22 15:56:57,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 15:56:57,372 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 15:56:57,374 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 15:56:57,374 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 15:56:57,378 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 15:56:57,379 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:56:57" (1/1) ... [2024-11-22 15:56:57,380 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68e7ae61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:56:57, skipping insertion in model container [2024-11-22 15:56:57,380 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:56:57" (1/1) ... [2024-11-22 15:56:57,466 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 15:56:58,844 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] [2024-11-22 15:56:58,886 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 15:56:58,927 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 15:56:58,996 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6154] [2024-11-22 15:56:58,998 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6156] [2024-11-22 15:56:58,998 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] [2024-11-22 15:56:58,998 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] [2024-11-22 15:56:59,002 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [6351] [2024-11-22 15:56:59,003 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6354] [2024-11-22 15:56:59,004 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6357] [2024-11-22 15:56:59,004 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6360] [2024-11-22 15:56:59,004 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] [2024-11-22 15:56:59,005 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] [2024-11-22 15:56:59,005 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] [2024-11-22 15:56:59,006 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); [6449] [2024-11-22 15:56:59,006 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); [6452] [2024-11-22 15:56:59,006 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (val)); [6454] [2024-11-22 15:56:59,007 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); [6459] [2024-11-22 15:56:59,007 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); [6462] [2024-11-22 15:56:59,007 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (val)); [6464] [2024-11-22 15:56:59,008 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); [6469] [2024-11-22 15:56:59,008 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); [6472] [2024-11-22 15:56:59,008 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (val)); [6474] [2024-11-22 15:56:59,008 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); [6479] [2024-11-22 15:56:59,009 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); [6482] [2024-11-22 15:56:59,009 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (val)); [6484] [2024-11-22 15:56:59,010 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); [6502] [2024-11-22 15:56:59,010 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); [6505] [2024-11-22 15:56:59,010 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (- val)); [6507] [2024-11-22 15:56:59,010 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); [6512] [2024-11-22 15:56:59,010 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); [6515] [2024-11-22 15:56:59,011 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [6517] [2024-11-22 15:56:59,011 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); [6522] [2024-11-22 15:56:59,011 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); [6525] [2024-11-22 15:56:59,011 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [6527] [2024-11-22 15:56:59,011 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); [6532] [2024-11-22 15:56:59,012 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); [6535] [2024-11-22 15:56:59,012 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (- val)); [6537] [2024-11-22 15:56:59,013 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6617] [2024-11-22 15:56:59,017 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6624] [2024-11-22 15:56:59,026 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] [2024-11-22 15:56:59,080 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] [2024-11-22 15:56:59,096 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] [2024-11-22 15:56:59,100 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] [2024-11-22 15:56:59,104 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] [2024-11-22 15:56:59,104 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] [2024-11-22 15:56:59,105 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] [2024-11-22 15:56:59,105 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] [2024-11-22 15:56:59,106 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] [2024-11-22 15:56:59,106 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] [2024-11-22 15:56:59,108 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] [2024-11-22 15:56:59,117 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] [2024-11-22 15:56:59,121 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] [2024-11-22 15:56:59,121 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] [2024-11-22 15:56:59,123 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] [2024-11-22 15:56:59,123 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] [2024-11-22 15:56:59,124 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] [2024-11-22 15:56:59,124 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] [2024-11-22 15:56:59,124 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] [2024-11-22 15:56:59,125 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] [2024-11-22 15:56:59,125 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] [2024-11-22 15:56:59,126 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] [2024-11-22 15:56:59,126 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] [2024-11-22 15:56:59,126 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] [2024-11-22 15:56:59,126 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] [2024-11-22 15:56:59,128 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] [2024-11-22 15:56:59,128 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] [2024-11-22 15:56:59,129 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] [2024-11-22 15:56:59,129 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] [2024-11-22 15:56:59,130 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] [2024-11-22 15:56:59,131 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] [2024-11-22 15:56:59,135 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] [2024-11-22 15:56:59,137 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] [2024-11-22 15:56:59,138 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] [2024-11-22 15:56:59,138 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] [2024-11-22 15:56:59,138 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] [2024-11-22 15:56:59,138 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] [2024-11-22 15:56:59,139 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] [2024-11-22 15:56:59,139 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] [2024-11-22 15:56:59,140 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] [2024-11-22 15:56:59,248 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] [2024-11-22 15:56:59,257 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 15:56:59,366 INFO L204 MainTranslator]: Completed translation [2024-11-22 15:56:59,367 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:56:59 WrapperNode [2024-11-22 15:56:59,367 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 15:56:59,369 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 15:56:59,369 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 15:56:59,369 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 15:56:59,374 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:56:59" (1/1) ... [2024-11-22 15:56:59,448 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:56:59" (1/1) ... [2024-11-22 15:56:59,666 INFO L138 Inliner]: procedures = 336, calls = 2312, calls flagged for inlining = 156, calls inlined = 154, statements flattened = 6627 [2024-11-22 15:56:59,666 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 15:56:59,667 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 15:56:59,668 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 15:56:59,668 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 15:56:59,676 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:56:59" (1/1) ... [2024-11-22 15:56:59,676 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:56:59" (1/1) ... [2024-11-22 15:56:59,713 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:56:59" (1/1) ... [2024-11-22 15:57:00,536 INFO L175 MemorySlicer]: Split 1282 memory accesses to 22 slices as follows [2, 16, 907, 4, 4, 5, 4, 1, 6, 4, 11, 11, 8, 2, 7, 7, 10, 29, 221, 10, 6, 7]. 71 percent of accesses are in the largest equivalence class. The 87 initializations are split as follows [2, 16, 19, 4, 4, 0, 4, 1, 0, 0, 0, 0, 8, 0, 6, 6, 10, 0, 0, 0, 0, 7]. The 572 writes are split as follows [0, 0, 294, 0, 0, 5, 0, 0, 4, 2, 1, 10, 0, 2, 0, 0, 0, 29, 221, 2, 2, 0]. [2024-11-22 15:57:00,537 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:56:59" (1/1) ... [2024-11-22 15:57:00,537 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:56:59" (1/1) ... [2024-11-22 15:57:00,655 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:56:59" (1/1) ... [2024-11-22 15:57:00,681 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:56:59" (1/1) ... [2024-11-22 15:57:00,715 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:56:59" (1/1) ... [2024-11-22 15:57:00,742 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:56:59" (1/1) ... [2024-11-22 15:57:00,774 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 15:57:00,775 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 15:57:00,776 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 15:57:00,776 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 15:57:00,777 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:56:59" (1/1) ... [2024-11-22 15:57:00,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 15:57:00,795 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 15:57:00,814 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) [2024-11-22 15:57:00,820 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 [2024-11-22 15:57:00,854 INFO L130 BoogieDeclarations]: Found specification of procedure find_comp_entry [2024-11-22 15:57:00,854 INFO L138 BoogieDeclarations]: Found implementation of procedure find_comp_entry [2024-11-22 15:57:00,854 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2024-11-22 15:57:00,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2024-11-22 15:57:00,855 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2024-11-22 15:57:00,855 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2024-11-22 15:57:00,855 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2024-11-22 15:57:00,855 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2024-11-22 15:57:00,856 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2024-11-22 15:57:00,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __xchg_wrong_size [2024-11-22 15:57:00,856 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2024-11-22 15:57:00,856 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2024-11-22 15:57:00,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-22 15:57:00,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-22 15:57:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-22 15:57:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-22 15:57:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-22 15:57:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-22 15:57:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-22 15:57:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-22 15:57:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-22 15:57:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-22 15:57:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-22 15:57:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-22 15:57:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-22 15:57:00,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-22 15:57:00,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-22 15:57:00,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-22 15:57:00,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-22 15:57:00,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-22 15:57:00,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-22 15:57:00,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-22 15:57:00,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-22 15:57:00,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-11-22 15:57:00,859 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2024-11-22 15:57:00,859 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2024-11-22 15:57:00,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-22 15:57:00,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-22 15:57:00,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-22 15:57:00,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-22 15:57:00,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-22 15:57:00,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-22 15:57:00,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-22 15:57:00,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-22 15:57:00,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-22 15:57:00,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-22 15:57:00,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-22 15:57:00,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-22 15:57:00,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-22 15:57:00,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-22 15:57:00,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-22 15:57:00,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-22 15:57:00,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-22 15:57:00,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-22 15:57:00,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-22 15:57:00,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-22 15:57:00,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-22 15:57:00,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-22 15:57:00,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-22 15:57:00,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-22 15:57:00,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-22 15:57:00,863 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-22 15:57:00,863 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2024-11-22 15:57:00,863 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2024-11-22 15:57:00,863 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2024-11-22 15:57:00,863 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2024-11-22 15:57:00,863 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_xmit_process [2024-11-22 15:57:00,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_xmit_process [2024-11-22 15:57:00,863 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_unlink [2024-11-22 15:57:00,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_unlink [2024-11-22 15:57:00,864 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_shutdown_interface [2024-11-22 15:57:00,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_shutdown_interface [2024-11-22 15:57:00,864 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_interface [2024-11-22 15:57:00,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_interface [2024-11-22 15:57:00,865 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-22 15:57:00,865 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-22 15:57:00,865 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2024-11-22 15:57:00,865 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2024-11-22 15:57:00,865 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-22 15:57:00,865 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-22 15:57:00,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-22 15:57:00,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-22 15:57:00,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-22 15:57:00,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-22 15:57:00,866 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2024-11-22 15:57:00,866 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2024-11-22 15:57:00,867 INFO L130 BoogieDeclarations]: Found specification of procedure bpf_prog_destroy [2024-11-22 15:57:00,867 INFO L138 BoogieDeclarations]: Found implementation of procedure bpf_prog_destroy [2024-11-22 15:57:00,867 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_push [2024-11-22 15:57:00,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_push [2024-11-22 15:57:00,867 INFO L130 BoogieDeclarations]: Found specification of procedure unit_find [2024-11-22 15:57:00,867 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_find [2024-11-22 15:57:00,867 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-22 15:57:00,867 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-22 15:57:00,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-22 15:57:00,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-22 15:57:00,868 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be16 [2024-11-22 15:57:00,868 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be16 [2024-11-22 15:57:00,868 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2024-11-22 15:57:00,868 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2024-11-22 15:57:00,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-22 15:57:00,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-22 15:57:00,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-22 15:57:00,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-22 15:57:00,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-22 15:57:00,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-22 15:57:00,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-22 15:57:00,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-22 15:57:00,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-22 15:57:00,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-22 15:57:00,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-22 15:57:00,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-22 15:57:00,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-22 15:57:00,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-22 15:57:00,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-22 15:57:00,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-22 15:57:00,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-11-22 15:57:00,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-11-22 15:57:00,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-11-22 15:57:00,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-11-22 15:57:00,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-11-22 15:57:00,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-11-22 15:57:00,871 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-22 15:57:00,871 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-22 15:57:00,871 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-22 15:57:00,871 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-22 15:57:00,871 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-22 15:57:00,871 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-22 15:57:00,871 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-22 15:57:00,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-22 15:57:00,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-22 15:57:00,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-22 15:57:00,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-22 15:57:00,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-22 15:57:00,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-22 15:57:00,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-22 15:57:00,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-22 15:57:00,873 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-22 15:57:00,873 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-11-22 15:57:00,873 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-11-22 15:57:00,873 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-11-22 15:57:00,873 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-11-22 15:57:00,873 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-11-22 15:57:00,873 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-11-22 15:57:00,873 INFO L130 BoogieDeclarations]: Found specification of procedure init_ppp_file [2024-11-22 15:57:00,873 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ppp_file [2024-11-22 15:57:00,873 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-22 15:57:00,874 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-22 15:57:00,874 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-22 15:57:00,874 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-22 15:57:00,874 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-11-22 15:57:00,874 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-11-22 15:57:00,875 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-22 15:57:00,875 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-22 15:57:00,875 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2024-11-22 15:57:00,875 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2024-11-22 15:57:00,875 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_release [2024-11-22 15:57:00,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_release [2024-11-22 15:57:00,875 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-22 15:57:00,875 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-22 15:57:00,875 INFO L130 BoogieDeclarations]: Found specification of procedure get_filter [2024-11-22 15:57:00,875 INFO L138 BoogieDeclarations]: Found implementation of procedure get_filter [2024-11-22 15:57:00,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-22 15:57:00,875 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-22 15:57:00,875 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-22 15:57:00,875 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2024-11-22 15:57:00,875 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2024-11-22 15:57:00,875 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2024-11-22 15:57:00,876 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2024-11-22 15:57:00,876 INFO L130 BoogieDeclarations]: Found specification of procedure bpf_prog_create [2024-11-22 15:57:00,876 INFO L138 BoogieDeclarations]: Found implementation of procedure bpf_prog_create [2024-11-22 15:57:00,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-22 15:57:00,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-22 15:57:00,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-22 15:57:00,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-22 15:57:00,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-22 15:57:00,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-22 15:57:00,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-22 15:57:00,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-22 15:57:00,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-22 15:57:00,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-22 15:57:00,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-22 15:57:00,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-22 15:57:00,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-22 15:57:00,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-22 15:57:00,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-22 15:57:00,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-22 15:57:00,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-22 15:57:00,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-22 15:57:00,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-22 15:57:00,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-22 15:57:00,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-22 15:57:00,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-22 15:57:00,878 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_get_stats64 [2024-11-22 15:57:00,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_get_stats64 [2024-11-22 15:57:00,878 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2024-11-22 15:57:00,879 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2024-11-22 15:57:00,879 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-22 15:57:00,879 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-22 15:57:00,879 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_send_frame [2024-11-22 15:57:00,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_send_frame [2024-11-22 15:57:00,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-22 15:57:00,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-22 15:57:00,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-22 15:57:00,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-22 15:57:00,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-22 15:57:00,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-22 15:57:00,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-22 15:57:00,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-22 15:57:00,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-22 15:57:00,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-22 15:57:00,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-22 15:57:00,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-22 15:57:00,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-22 15:57:00,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-22 15:57:00,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-22 15:57:00,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-22 15:57:00,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-22 15:57:00,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-22 15:57:00,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-22 15:57:00,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-22 15:57:00,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-22 15:57:00,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-22 15:57:00,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-22 15:57:00,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-22 15:57:00,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-22 15:57:00,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-22 15:57:00,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-11-22 15:57:00,884 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_error [2024-11-22 15:57:00,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_error [2024-11-22 15:57:00,885 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_unit [2024-11-22 15:57:00,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_unit [2024-11-22 15:57:00,885 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-22 15:57:00,885 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-22 15:57:00,885 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2024-11-22 15:57:00,885 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2024-11-22 15:57:00,885 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-22 15:57:00,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-22 15:57:00,885 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-11-22 15:57:00,885 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-11-22 15:57:00,885 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-22 15:57:00,885 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-22 15:57:00,885 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-22 15:57:00,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-22 15:57:00,885 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_push [2024-11-22 15:57:00,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_push [2024-11-22 15:57:00,885 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-22 15:57:00,886 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-22 15:57:00,886 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-22 15:57:00,886 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-22 15:57:00,886 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-22 15:57:00,886 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-22 15:57:00,886 INFO L130 BoogieDeclarations]: Found specification of procedure find_compressor [2024-11-22 15:57:00,886 INFO L138 BoogieDeclarations]: Found implementation of procedure find_compressor [2024-11-22 15:57:00,886 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_pernet [2024-11-22 15:57:00,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_pernet [2024-11-22 15:57:00,889 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-22 15:57:00,889 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-22 15:57:00,889 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2024-11-22 15:57:00,889 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2024-11-22 15:57:00,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-22 15:57:00,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-22 15:57:00,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-22 15:57:00,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-22 15:57:00,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-22 15:57:00,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-22 15:57:00,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-22 15:57:00,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-22 15:57:00,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-22 15:57:00,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-22 15:57:00,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-22 15:57:00,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-22 15:57:00,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-22 15:57:00,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-22 15:57:00,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-22 15:57:00,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-22 15:57:00,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-22 15:57:00,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-22 15:57:00,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-22 15:57:00,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-22 15:57:00,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-22 15:57:00,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-11-22 15:57:00,891 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pernet_device [2024-11-22 15:57:00,891 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pernet_device [2024-11-22 15:57:00,892 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-22 15:57:00,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-22 15:57:00,892 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_disconnect_channel [2024-11-22 15:57:00,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_disconnect_channel [2024-11-22 15:57:00,892 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_net_ioctl [2024-11-22 15:57:00,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_net_ioctl [2024-11-22 15:57:00,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-22 15:57:00,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-22 15:57:00,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-22 15:57:00,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-22 15:57:00,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-22 15:57:00,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-22 15:57:00,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-22 15:57:00,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-22 15:57:00,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-22 15:57:00,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-22 15:57:00,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-22 15:57:00,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-22 15:57:00,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-22 15:57:00,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-22 15:57:00,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-22 15:57:00,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-22 15:57:00,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-22 15:57:00,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-22 15:57:00,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-22 15:57:00,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-22 15:57:00,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-22 15:57:00,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-22 15:57:00,894 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2024-11-22 15:57:00,894 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2024-11-22 15:57:00,894 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2024-11-22 15:57:00,894 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2024-11-22 15:57:00,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-22 15:57:00,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-22 15:57:00,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-22 15:57:00,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-22 15:57:00,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-22 15:57:00,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-22 15:57:00,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-22 15:57:00,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-22 15:57:00,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-22 15:57:00,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-22 15:57:00,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-22 15:57:00,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-22 15:57:00,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-22 15:57:00,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-22 15:57:00,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-22 15:57:00,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-22 15:57:00,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-22 15:57:00,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-22 15:57:00,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-22 15:57:00,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-22 15:57:00,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-22 15:57:00,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-22 15:57:00,897 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-22 15:57:00,897 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-22 15:57:00,897 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2024-11-22 15:57:00,897 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2024-11-22 15:57:00,897 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_output_wakeup [2024-11-22 15:57:00,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_output_wakeup [2024-11-22 15:57:00,897 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_exit_net [2024-11-22 15:57:00,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_exit_net [2024-11-22 15:57:00,897 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2024-11-22 15:57:00,897 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2024-11-22 15:57:00,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-22 15:57:00,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-22 15:57:00,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-22 15:57:00,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-22 15:57:00,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-22 15:57:00,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-22 15:57:00,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-22 15:57:00,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-22 15:57:00,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-22 15:57:00,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-22 15:57:00,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-22 15:57:00,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-22 15:57:00,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-22 15:57:00,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-22 15:57:00,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-22 15:57:00,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-22 15:57:00,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-22 15:57:00,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-22 15:57:00,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-22 15:57:00,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-11-22 15:57:00,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-11-22 15:57:00,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2024-11-22 15:57:00,898 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-22 15:57:00,898 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-22 15:57:00,898 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-22 15:57:00,899 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-22 15:57:00,899 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-22 15:57:00,899 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-22 15:57:00,899 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-22 15:57:00,899 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-22 15:57:00,899 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-22 15:57:00,899 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-22 15:57:00,899 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-22 15:57:00,899 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-22 15:57:00,899 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-22 15:57:00,902 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-22 15:57:00,902 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-22 15:57:00,902 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-22 15:57:00,902 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-22 15:57:00,902 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-22 15:57:00,902 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-22 15:57:00,902 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-11-22 15:57:00,902 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-11-22 15:57:00,903 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2024-11-22 15:57:00,903 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cloned [2024-11-22 15:57:00,903 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cloned [2024-11-22 15:57:00,903 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_do_recv [2024-11-22 15:57:00,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_do_recv [2024-11-22 15:57:00,903 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_channel [2024-11-22 15:57:00,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_channel [2024-11-22 15:57:00,903 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2024-11-22 15:57:00,903 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2024-11-22 15:57:00,903 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2024-11-22 15:57:00,903 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2024-11-22 15:57:00,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-22 15:57:00,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-22 15:57:00,904 INFO L130 BoogieDeclarations]: Found specification of procedure proto_to_npindex [2024-11-22 15:57:00,904 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_to_npindex [2024-11-22 15:57:00,904 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2024-11-22 15:57:00,904 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2024-11-22 15:57:00,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_39 [2024-11-22 15:57:00,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_39 [2024-11-22 15:57:00,904 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-22 15:57:00,904 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-22 15:57:00,905 INFO L130 BoogieDeclarations]: Found specification of procedure unit_put [2024-11-22 15:57:00,905 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_put [2024-11-22 15:57:00,905 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_nonmp_frame [2024-11-22 15:57:00,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_nonmp_frame [2024-11-22 15:57:00,905 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2024-11-22 15:57:00,905 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2024-11-22 15:57:00,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-22 15:57:00,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-22 15:57:00,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-22 15:57:00,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-22 15:57:00,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-22 15:57:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-22 15:57:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-22 15:57:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-22 15:57:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-22 15:57:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-22 15:57:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-22 15:57:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-22 15:57:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-22 15:57:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-22 15:57:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-22 15:57:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-22 15:57:00,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-22 15:57:00,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-22 15:57:00,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-22 15:57:00,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-22 15:57:00,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-22 15:57:00,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-22 15:57:00,907 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-22 15:57:00,907 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-22 15:57:00,907 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2024-11-22 15:57:00,907 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2024-11-22 15:57:00,907 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2024-11-22 15:57:00,907 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2024-11-22 15:57:00,907 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_write [2024-11-22 15:57:00,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_write [2024-11-22 15:57:00,908 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2024-11-22 15:57:00,908 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2024-11-22 15:57:00,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-22 15:57:00,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-22 15:57:00,908 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2024-11-22 15:57:00,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2024-11-22 15:57:00,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-22 15:57:00,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-22 15:57:00,908 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_closed [2024-11-22 15:57:00,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_closed [2024-11-22 15:57:00,908 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_open [2024-11-22 15:57:00,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_open [2024-11-22 15:57:00,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-22 15:57:00,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-22 15:57:00,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-22 15:57:00,908 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-22 15:57:00,909 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-22 15:57:00,909 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2024-11-22 15:57:00,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2024-11-22 15:57:00,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 15:57:00,909 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2024-11-22 15:57:00,909 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2024-11-22 15:57:00,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-22 15:57:00,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-22 15:57:00,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-22 15:57:00,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-22 15:57:00,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-22 15:57:00,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-22 15:57:00,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-22 15:57:00,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-22 15:57:00,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-22 15:57:00,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-22 15:57:00,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-22 15:57:00,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-22 15:57:00,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-22 15:57:00,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-22 15:57:00,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-22 15:57:00,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-22 15:57:00,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-22 15:57:00,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-22 15:57:00,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-22 15:57:00,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-22 15:57:00,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-22 15:57:00,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-22 15:57:00,911 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2024-11-22 15:57:00,911 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2024-11-22 15:57:00,911 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-22 15:57:00,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-22 15:57:00,911 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2024-11-22 15:57:00,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2024-11-22 15:57:00,911 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-22 15:57:00,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-22 15:57:00,911 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2024-11-22 15:57:00,912 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2024-11-22 15:57:00,912 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2024-11-22 15:57:00,912 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2024-11-22 15:57:00,912 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2024-11-22 15:57:00,912 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2024-11-22 15:57:00,912 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2024-11-22 15:57:00,912 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2024-11-22 15:57:00,912 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-11-22 15:57:00,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-11-22 15:57:00,912 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-11-22 15:57:00,912 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-11-22 15:57:00,913 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2024-11-22 15:57:00,913 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2024-11-22 15:57:00,913 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2024-11-22 15:57:00,913 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2024-11-22 15:57:00,913 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2024-11-22 15:57:00,913 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2024-11-22 15:57:00,913 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-22 15:57:00,913 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-22 15:57:00,913 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_register_net_channel [2024-11-22 15:57:00,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_register_net_channel [2024-11-22 15:57:00,914 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-22 15:57:00,914 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-22 15:57:00,914 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_mp_explode [2024-11-22 15:57:00,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_mp_explode [2024-11-22 15:57:00,914 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_may_pull [2024-11-22 15:57:00,914 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_may_pull [2024-11-22 15:57:00,914 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-22 15:57:00,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-22 15:57:00,914 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ioctl [2024-11-22 15:57:00,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ioctl [2024-11-22 15:57:00,914 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_peek [2024-11-22 15:57:00,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_peek [2024-11-22 15:57:00,915 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_poll [2024-11-22 15:57:00,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_poll [2024-11-22 15:57:00,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-22 15:57:00,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-22 15:57:00,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-22 15:57:00,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-22 15:57:00,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-22 15:57:00,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-22 15:57:00,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-22 15:57:00,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-22 15:57:00,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-22 15:57:00,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-22 15:57:00,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-22 15:57:00,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-22 15:57:00,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-22 15:57:00,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-22 15:57:00,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-22 15:57:00,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-22 15:57:00,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-22 15:57:00,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-22 15:57:00,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-22 15:57:00,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-22 15:57:00,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-22 15:57:00,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-22 15:57:00,916 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_channel [2024-11-22 15:57:00,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_channel [2024-11-22 15:57:00,916 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-22 15:57:00,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-22 15:57:00,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 15:57:00,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 15:57:00,917 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2024-11-22 15:57:00,917 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2024-11-22 15:57:00,917 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-22 15:57:00,917 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-22 15:57:01,673 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 15:57:01,677 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 15:57:11,255 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-22 15:57:22,453 INFO L? ?]: Removed 3410 outVars from TransFormulas that were not future-live. [2024-11-22 15:57:22,453 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 15:57:22,517 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 15:57:22,517 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-22 15:57:22,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:57:22 BoogieIcfgContainer [2024-11-22 15:57:22,517 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 15:57:22,520 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 15:57:22,520 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 15:57:22,527 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 15:57:22,527 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 03:56:57" (1/3) ... [2024-11-22 15:57:22,528 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2998e9a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 03:57:22, skipping insertion in model container [2024-11-22 15:57:22,528 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:56:59" (2/3) ... [2024-11-22 15:57:22,528 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2998e9a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 03:57:22, skipping insertion in model container [2024-11-22 15:57:22,528 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:57:22" (3/3) ... [2024-11-22 15:57:22,530 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i [2024-11-22 15:57:22,544 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 15:57:22,544 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-22 15:57:22,656 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 15:57:22,664 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;@49b175b4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 15:57:22,665 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-22 15:57:22,678 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) [2024-11-22 15:57:22,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2024-11-22 15:57:22,698 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:57:22,699 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] [2024-11-22 15:57:22,700 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:57:22,704 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:57:22,704 INFO L85 PathProgramCache]: Analyzing trace with hash 1919025727, now seen corresponding path program 1 times [2024-11-22 15:57:22,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:57:22,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912640571] [2024-11-22 15:57:22,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:57:22,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 15:57:30,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:57:31,367 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2024-11-22 15:57:31,369 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 15:57:31,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912640571] [2024-11-22 15:57:31,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [912640571] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 15:57:31,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1884310849] [2024-11-22 15:57:31,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:57:31,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 15:57:31,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 15:57:31,374 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) [2024-11-22 15:57:31,377 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-22 15:57:40,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:57:40,804 INFO L255 TraceCheckSpWp]: Trace formula consists of 5024 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-22 15:57:40,819 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 15:57:40,838 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 518 trivial. 0 not checked. [2024-11-22 15:57:40,838 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-22 15:57:40,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1884310849] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 15:57:40,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-22 15:57:40,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-22 15:57:40,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606838155] [2024-11-22 15:57:40,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 15:57:40,844 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-22 15:57:40,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 15:57:40,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-22 15:57:40,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-22 15:57:40,874 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) [2024-11-22 15:57:41,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 15:57:41,016 INFO L93 Difference]: Finished difference Result 4855 states and 7150 transitions. [2024-11-22 15:57:41,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-22 15:57:41,019 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 [2024-11-22 15:57:41,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 15:57:41,050 INFO L225 Difference]: With dead ends: 4855 [2024-11-22 15:57:41,050 INFO L226 Difference]: Without dead ends: 2398 [2024-11-22 15:57:41,066 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 [2024-11-22 15:57:41,069 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 [2024-11-22 15:57:41,070 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] [2024-11-22 15:57:41,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2398 states. [2024-11-22 15:57:41,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2398 to 2398. [2024-11-22 15:57:41,202 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) [2024-11-22 15:57:41,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 2398 states and 3458 transitions. [2024-11-22 15:57:41,221 INFO L78 Accepts]: Start accepts. Automaton has 2398 states and 3458 transitions. Word has length 226 [2024-11-22 15:57:41,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 15:57:41,222 INFO L471 AbstractCegarLoop]: Abstraction has 2398 states and 3458 transitions. [2024-11-22 15:57:41,222 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) [2024-11-22 15:57:41,222 INFO L276 IsEmpty]: Start isEmpty. Operand 2398 states and 3458 transitions. [2024-11-22 15:57:41,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2024-11-22 15:57:41,226 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:57:41,226 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] [2024-11-22 15:57:41,266 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-22 15:57:41,430 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 [2024-11-22 15:57:41,431 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:57:41,432 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:57:41,432 INFO L85 PathProgramCache]: Analyzing trace with hash 1480951375, now seen corresponding path program 1 times [2024-11-22 15:57:41,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:57:41,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399624691] [2024-11-22 15:57:41,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:57:41,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 15:57:48,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:57:48,985 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2024-11-22 15:57:48,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 15:57:48,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399624691] [2024-11-22 15:57:48,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1399624691] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 15:57:48,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 15:57:48,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 15:57:48,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524627276] [2024-11-22 15:57:48,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 15:57:48,987 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 15:57:48,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 15:57:48,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 15:57:48,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 15:57:48,988 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) [2024-11-22 15:57:49,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 15:57:49,488 INFO L93 Difference]: Finished difference Result 6430 states and 9218 transitions. [2024-11-22 15:57:49,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 15:57:49,489 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 [2024-11-22 15:57:49,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 15:57:49,515 INFO L225 Difference]: With dead ends: 6430 [2024-11-22 15:57:49,515 INFO L226 Difference]: Without dead ends: 4074 [2024-11-22 15:57:49,525 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 15:57:49,526 INFO L432 NwaCegarLoop]: 3967 mSDtfsCounter, 2410 mSDsluCounter, 3368 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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, 0.3s IncrementalHoareTripleChecker+Time [2024-11-22 15:57:49,526 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2410 Valid, 7335 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-22 15:57:49,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4074 states. [2024-11-22 15:57:49,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4074 to 4069. [2024-11-22 15:57:49,636 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) [2024-11-22 15:57:49,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4069 states to 4069 states and 5812 transitions. [2024-11-22 15:57:49,659 INFO L78 Accepts]: Start accepts. Automaton has 4069 states and 5812 transitions. Word has length 226 [2024-11-22 15:57:49,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 15:57:49,661 INFO L471 AbstractCegarLoop]: Abstraction has 4069 states and 5812 transitions. [2024-11-22 15:57:49,662 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) [2024-11-22 15:57:49,662 INFO L276 IsEmpty]: Start isEmpty. Operand 4069 states and 5812 transitions. [2024-11-22 15:57:49,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2024-11-22 15:57:49,666 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:57:49,666 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] [2024-11-22 15:57:49,667 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-22 15:57:49,667 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:57:49,668 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:57:49,668 INFO L85 PathProgramCache]: Analyzing trace with hash 707103230, now seen corresponding path program 1 times [2024-11-22 15:57:49,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:57:49,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057640923] [2024-11-22 15:57:49,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:57:49,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 15:57:57,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:57:57,687 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2024-11-22 15:57:57,688 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 15:57:57,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057640923] [2024-11-22 15:57:57,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2057640923] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 15:57:57,688 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 15:57:57,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 15:57:57,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95554291] [2024-11-22 15:57:57,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 15:57:57,689 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 15:57:57,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 15:57:57,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 15:57:57,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 15:57:57,689 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) [2024-11-22 15:57:58,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 15:57:58,371 INFO L93 Difference]: Finished difference Result 11841 states and 16977 transitions. [2024-11-22 15:57:58,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 15:57:58,375 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 [2024-11-22 15:57:58,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 15:57:58,452 INFO L225 Difference]: With dead ends: 11841 [2024-11-22 15:57:58,453 INFO L226 Difference]: Without dead ends: 7814 [2024-11-22 15:57:58,489 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 15:57:58,490 INFO L432 NwaCegarLoop]: 4126 mSDtfsCounter, 3270 mSDsluCounter, 3356 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.4s IncrementalHoareTripleChecker+Time [2024-11-22 15:57:58,490 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3270 Valid, 7482 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-22 15:57:58,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7814 states. [2024-11-22 15:57:58,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7814 to 7769. [2024-11-22 15:57:58,726 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) [2024-11-22 15:57:58,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7769 states to 7769 states and 11168 transitions. [2024-11-22 15:57:58,763 INFO L78 Accepts]: Start accepts. Automaton has 7769 states and 11168 transitions. Word has length 248 [2024-11-22 15:57:58,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 15:57:58,764 INFO L471 AbstractCegarLoop]: Abstraction has 7769 states and 11168 transitions. [2024-11-22 15:57:58,765 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) [2024-11-22 15:57:58,765 INFO L276 IsEmpty]: Start isEmpty. Operand 7769 states and 11168 transitions. [2024-11-22 15:57:58,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2024-11-22 15:57:58,768 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:57:58,769 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] [2024-11-22 15:57:58,769 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-22 15:57:58,769 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:57:58,770 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:57:58,770 INFO L85 PathProgramCache]: Analyzing trace with hash 273521637, now seen corresponding path program 1 times [2024-11-22 15:57:58,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:57:58,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [651227839] [2024-11-22 15:57:58,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:57:58,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 15:58:06,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:58:07,124 INFO L134 CoverageAnalysis]: Checked inductivity of 825 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 822 trivial. 0 not checked. [2024-11-22 15:58:07,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 15:58:07,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [651227839] [2024-11-22 15:58:07,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [651227839] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 15:58:07,125 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 15:58:07,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 15:58:07,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031437285] [2024-11-22 15:58:07,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 15:58:07,126 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 15:58:07,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 15:58:07,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 15:58:07,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 15:58:07,127 INFO L87 Difference]: Start difference. First operand 7769 states and 11168 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-22 15:58:07,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 15:58:07,439 INFO L93 Difference]: Finished difference Result 15496 states and 22279 transitions. [2024-11-22 15:58:07,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 15:58:07,444 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 290 [2024-11-22 15:58:07,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 15:58:07,489 INFO L225 Difference]: With dead ends: 15496 [2024-11-22 15:58:07,489 INFO L226 Difference]: Without dead ends: 7769 [2024-11-22 15:58:07,519 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 15:58:07,520 INFO L432 NwaCegarLoop]: 3456 mSDtfsCounter, 3454 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3454 SdHoareTripleChecker+Valid, 3456 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-22 15:58:07,522 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3454 Valid, 3456 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-22 15:58:07,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7769 states. [2024-11-22 15:58:07,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7769 to 7769. [2024-11-22 15:58:07,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7769 states, 5631 states have (on average 1.3731131237790801) internal successors, (7732), 5862 states have internal predecessors, (7732), 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) [2024-11-22 15:58:07,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7769 states to 7769 states and 11164 transitions. [2024-11-22 15:58:07,798 INFO L78 Accepts]: Start accepts. Automaton has 7769 states and 11164 transitions. Word has length 290 [2024-11-22 15:58:07,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 15:58:07,800 INFO L471 AbstractCegarLoop]: Abstraction has 7769 states and 11164 transitions. [2024-11-22 15:58:07,800 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-22 15:58:07,800 INFO L276 IsEmpty]: Start isEmpty. Operand 7769 states and 11164 transitions. [2024-11-22 15:58:07,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-11-22 15:58:07,804 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:58:07,804 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 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, 1, 1, 1, 1] [2024-11-22 15:58:07,804 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-22 15:58:07,805 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:58:07,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:58:07,805 INFO L85 PathProgramCache]: Analyzing trace with hash 1654210053, now seen corresponding path program 1 times [2024-11-22 15:58:07,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:58:07,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281683411] [2024-11-22 15:58:07,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:58:07,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 15:58:15,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:58:15,410 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 965 trivial. 0 not checked. [2024-11-22 15:58:15,411 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 15:58:15,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281683411] [2024-11-22 15:58:15,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281683411] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 15:58:15,411 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 15:58:15,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 15:58:15,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485608175] [2024-11-22 15:58:15,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 15:58:15,412 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 15:58:15,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 15:58:15,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 15:58:15,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 15:58:15,413 INFO L87 Difference]: Start difference. First operand 7769 states and 11164 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-22 15:58:15,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 15:58:15,711 INFO L93 Difference]: Finished difference Result 7776 states and 11174 transitions. [2024-11-22 15:58:15,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 15:58:15,712 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 307 [2024-11-22 15:58:15,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 15:58:15,776 INFO L225 Difference]: With dead ends: 7776 [2024-11-22 15:58:15,776 INFO L226 Difference]: Without dead ends: 7773 [2024-11-22 15:58:15,783 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 15:58:15,784 INFO L432 NwaCegarLoop]: 3456 mSDtfsCounter, 0 mSDsluCounter, 3451 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6907 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-22 15:58:15,784 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6907 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-22 15:58:15,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7773 states. [2024-11-22 15:58:15,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7773 to 7773. [2024-11-22 15:58:16,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7773 states, 5635 states have (on average 1.3728482697426796) internal successors, (7736), 5866 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) [2024-11-22 15:58:16,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7773 states to 7773 states and 11168 transitions. [2024-11-22 15:58:16,048 INFO L78 Accepts]: Start accepts. Automaton has 7773 states and 11168 transitions. Word has length 307 [2024-11-22 15:58:16,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 15:58:16,049 INFO L471 AbstractCegarLoop]: Abstraction has 7773 states and 11168 transitions. [2024-11-22 15:58:16,050 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-22 15:58:16,050 INFO L276 IsEmpty]: Start isEmpty. Operand 7773 states and 11168 transitions. [2024-11-22 15:58:16,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2024-11-22 15:58:16,054 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:58:16,054 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 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, 1, 1, 1, 1, 1, 1] [2024-11-22 15:58:16,054 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-22 15:58:16,055 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:58:16,055 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:58:16,056 INFO L85 PathProgramCache]: Analyzing trace with hash -42285974, now seen corresponding path program 1 times [2024-11-22 15:58:16,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:58:16,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623620893] [2024-11-22 15:58:16,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:58:16,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 15:58:23,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:58:24,568 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 965 trivial. 0 not checked. [2024-11-22 15:58:24,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 15:58:24,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623620893] [2024-11-22 15:58:24,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [623620893] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 15:58:24,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 15:58:24,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-22 15:58:24,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698557909] [2024-11-22 15:58:24,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 15:58:24,571 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-22 15:58:24,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 15:58:24,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-22 15:58:24,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-22 15:58:24,571 INFO L87 Difference]: Start difference. First operand 7773 states and 11168 transitions. Second operand has 4 states, 4 states have (on average 18.75) internal successors, (75), 4 states have internal predecessors, (75), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-22 15:58:24,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 15:58:24,973 INFO L93 Difference]: Finished difference Result 19804 states and 28775 transitions. [2024-11-22 15:58:24,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-22 15:58:24,974 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 4 states have internal predecessors, (75), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 309 [2024-11-22 15:58:24,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 15:58:25,027 INFO L225 Difference]: With dead ends: 19804 [2024-11-22 15:58:25,027 INFO L226 Difference]: Without dead ends: 12073 [2024-11-22 15:58:25,062 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-22 15:58:25,063 INFO L432 NwaCegarLoop]: 4552 mSDtfsCounter, 2945 mSDsluCounter, 6491 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2945 SdHoareTripleChecker+Valid, 11043 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-22 15:58:25,063 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2945 Valid, 11043 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-22 15:58:25,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12073 states. [2024-11-22 15:58:25,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12073 to 11873. [2024-11-22 15:58:25,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11873 states, 8745 states have (on average 1.3781589479702687) internal successors, (12052), 9088 states have internal predecessors, (12052), 2385 states have call successors, (2385), 747 states have call predecessors, (2385), 742 states have return successors, (2589), 2243 states have call predecessors, (2589), 2384 states have call successors, (2589) [2024-11-22 15:58:25,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11873 states to 11873 states and 17026 transitions. [2024-11-22 15:58:25,398 INFO L78 Accepts]: Start accepts. Automaton has 11873 states and 17026 transitions. Word has length 309 [2024-11-22 15:58:25,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 15:58:25,399 INFO L471 AbstractCegarLoop]: Abstraction has 11873 states and 17026 transitions. [2024-11-22 15:58:25,399 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 4 states have internal predecessors, (75), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-22 15:58:25,399 INFO L276 IsEmpty]: Start isEmpty. Operand 11873 states and 17026 transitions. [2024-11-22 15:58:25,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2024-11-22 15:58:25,407 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:58:25,407 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 7, 7, 7, 7, 7, 7, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 15:58:25,407 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-22 15:58:25,407 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:58:25,408 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:58:25,408 INFO L85 PathProgramCache]: Analyzing trace with hash -730671490, now seen corresponding path program 1 times [2024-11-22 15:58:25,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:58:25,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775099448] [2024-11-22 15:58:25,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:58:25,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms