./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 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a84cd06-764a-4578-a2d5-7e26c69b77b3/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a84cd06-764a-4578-a2d5-7e26c69b77b3/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a84cd06-764a-4578-a2d5-7e26c69b77b3/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a84cd06-764a-4578-a2d5-7e26c69b77b3/bin/uautomizer-verify-VRDe98Ueme/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a84cd06-764a-4578-a2d5-7e26c69b77b3/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a84cd06-764a-4578-a2d5-7e26c69b77b3/bin/uautomizer-verify-VRDe98Ueme --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 7918e78c7fa8e57a6cd382ed800c3c73f2f498c616ea3e9ed6a8775509cf80ff --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 12:01:41,127 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 12:01:41,213 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a84cd06-764a-4578-a2d5-7e26c69b77b3/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-26 12:01:41,220 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 12:01:41,221 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 12:01:41,264 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 12:01:41,265 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 12:01:41,265 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 12:01:41,266 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 12:01:41,271 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 12:01:41,272 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 12:01:41,272 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 12:01:41,273 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 12:01:41,275 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 12:01:41,275 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 12:01:41,276 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 12:01:41,276 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 12:01:41,277 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 12:01:41,277 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 12:01:41,278 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 12:01:41,278 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 12:01:41,279 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 12:01:41,279 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 12:01:41,279 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 12:01:41,280 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 12:01:41,280 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 12:01:41,280 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 12:01:41,281 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 12:01:41,281 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 12:01:41,282 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 12:01:41,282 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 12:01:41,297 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 12:01:41,298 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 12:01:41,298 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 12:01:41,298 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 12:01:41,298 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 12:01:41,299 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 12:01:41,299 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 12:01:41,299 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 12:01:41,300 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a84cd06-764a-4578-a2d5-7e26c69b77b3/bin/uautomizer-verify-VRDe98Ueme/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a84cd06-764a-4578-a2d5-7e26c69b77b3/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7918e78c7fa8e57a6cd382ed800c3c73f2f498c616ea3e9ed6a8775509cf80ff [2023-11-26 12:01:41,567 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 12:01:41,599 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 12:01:41,602 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 12:01:41,604 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 12:01:41,605 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 12:01:41,606 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a84cd06-764a-4578-a2d5-7e26c69b77b3/bin/uautomizer-verify-VRDe98Ueme/../../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 [2023-11-26 12:01:44,713 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 12:01:45,416 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 12:01:45,417 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a84cd06-764a-4578-a2d5-7e26c69b77b3/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 [2023-11-26 12:01:45,472 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a84cd06-764a-4578-a2d5-7e26c69b77b3/bin/uautomizer-verify-VRDe98Ueme/data/f2226cadd/4ef5c3151fec4d59997e6e2636329f26/FLAG004e10e62 [2023-11-26 12:01:45,493 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a84cd06-764a-4578-a2d5-7e26c69b77b3/bin/uautomizer-verify-VRDe98Ueme/data/f2226cadd/4ef5c3151fec4d59997e6e2636329f26 [2023-11-26 12:01:45,496 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 12:01:45,497 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 12:01:45,499 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 12:01:45,499 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 12:01:45,506 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 12:01:45,509 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:01:45" (1/1) ... [2023-11-26 12:01:45,511 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b1658a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:45, skipping insertion in model container [2023-11-26 12:01:45,511 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:01:45" (1/1) ... [2023-11-26 12:01:45,716 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 12:01:48,576 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a84cd06-764a-4578-a2d5-7e26c69b77b3/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] [2023-11-26 12:01:48,652 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:01:48,721 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 12:01:48,895 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6154] [2023-11-26 12:01:48,897 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6156] [2023-11-26 12:01:48,898 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] [2023-11-26 12:01:48,899 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] [2023-11-26 12:01:48,907 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [6351] [2023-11-26 12:01:48,908 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6354] [2023-11-26 12:01:48,908 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6357] [2023-11-26 12:01:48,909 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6360] [2023-11-26 12:01:48,910 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] [2023-11-26 12:01:48,910 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] [2023-11-26 12:01:48,911 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] [2023-11-26 12:01:48,913 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); [6449] [2023-11-26 12:01:48,913 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); [6452] [2023-11-26 12:01:48,914 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (val)); [6454] [2023-11-26 12:01:48,915 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); [6459] [2023-11-26 12:01:48,915 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); [6462] [2023-11-26 12:01:48,916 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (val)); [6464] [2023-11-26 12:01:48,916 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); [6469] [2023-11-26 12:01:48,917 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); [6472] [2023-11-26 12:01:48,917 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (val)); [6474] [2023-11-26 12:01:48,918 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); [6479] [2023-11-26 12:01:48,918 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); [6482] [2023-11-26 12:01:48,918 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (val)); [6484] [2023-11-26 12:01:48,921 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); [6502] [2023-11-26 12:01:48,921 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); [6505] [2023-11-26 12:01:48,922 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (- val)); [6507] [2023-11-26 12:01:48,922 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); [6512] [2023-11-26 12:01:48,923 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); [6515] [2023-11-26 12:01:48,923 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [6517] [2023-11-26 12:01:48,924 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); [6522] [2023-11-26 12:01:48,924 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); [6525] [2023-11-26 12:01:48,924 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [6527] [2023-11-26 12:01:48,925 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); [6532] [2023-11-26 12:01:48,926 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); [6535] [2023-11-26 12:01:48,926 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (- val)); [6537] [2023-11-26 12:01:48,929 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6617] [2023-11-26 12:01:48,930 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6624] [2023-11-26 12:01:48,943 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] [2023-11-26 12:01:48,964 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] [2023-11-26 12:01:49,058 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] [2023-11-26 12:01:49,064 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] [2023-11-26 12:01:49,065 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] [2023-11-26 12:01:49,065 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] [2023-11-26 12:01:49,067 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] [2023-11-26 12:01:49,069 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] [2023-11-26 12:01:49,069 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] [2023-11-26 12:01:49,070 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] [2023-11-26 12:01:49,071 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] [2023-11-26 12:01:49,084 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] [2023-11-26 12:01:49,087 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] [2023-11-26 12:01:49,088 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] [2023-11-26 12:01:49,091 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] [2023-11-26 12:01:49,091 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] [2023-11-26 12:01:49,091 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] [2023-11-26 12:01:49,092 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] [2023-11-26 12:01:49,093 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] [2023-11-26 12:01:49,094 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] [2023-11-26 12:01:49,094 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] [2023-11-26 12:01:49,095 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] [2023-11-26 12:01:49,095 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] [2023-11-26 12:01:49,095 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] [2023-11-26 12:01:49,096 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] [2023-11-26 12:01:49,099 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] [2023-11-26 12:01:49,100 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] [2023-11-26 12:01:49,100 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] [2023-11-26 12:01:49,101 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] [2023-11-26 12:01:49,101 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] [2023-11-26 12:01:49,107 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] [2023-11-26 12:01:49,113 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] [2023-11-26 12:01:49,116 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] [2023-11-26 12:01:49,117 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] [2023-11-26 12:01:49,117 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] [2023-11-26 12:01:49,117 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] [2023-11-26 12:01:49,118 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] [2023-11-26 12:01:49,118 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] [2023-11-26 12:01:49,118 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] [2023-11-26 12:01:49,120 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] [2023-11-26 12:01:49,278 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a84cd06-764a-4578-a2d5-7e26c69b77b3/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] [2023-11-26 12:01:49,289 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:01:49,480 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 12:01:49,480 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 12:01:49,480 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 12:01:49,488 INFO L206 MainTranslator]: Completed translation [2023-11-26 12:01:49,488 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:49 WrapperNode [2023-11-26 12:01:49,489 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 12:01:49,490 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 12:01:49,490 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 12:01:49,490 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 12:01:49,499 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:49" (1/1) ... [2023-11-26 12:01:49,614 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:49" (1/1) ... [2023-11-26 12:01:49,822 INFO L138 Inliner]: procedures = 336, calls = 2319, calls flagged for inlining = 156, calls inlined = 154, statements flattened = 6449 [2023-11-26 12:01:49,823 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 12:01:49,824 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 12:01:49,824 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 12:01:49,824 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 12:01:49,837 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:49" (1/1) ... [2023-11-26 12:01:49,837 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:49" (1/1) ... [2023-11-26 12:01:49,895 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:49" (1/1) ... [2023-11-26 12:01:51,806 INFO L175 MemorySlicer]: Split 1272 memory accesses to 23 slices as follows [903, 2, 4, 4, 4, 1, 5, 6, 2, 10, 7, 6, 16, 4, 6, 7, 7, 8, 28, 11, 10, 11, 210]. 71 percent of accesses are in the largest equivalence class. The 418 initializations are split as follows [106, 2, 4, 4, 4, 1, 0, 6, 0, 0, 7, 0, 16, 0, 0, 6, 6, 8, 28, 0, 10, 0, 210]. The 231 writes are split as follows [203, 0, 0, 0, 0, 0, 5, 0, 2, 2, 0, 2, 0, 2, 4, 0, 0, 0, 0, 1, 0, 10, 0]. [2023-11-26 12:01:51,807 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:49" (1/1) ... [2023-11-26 12:01:51,807 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:49" (1/1) ... [2023-11-26 12:01:51,979 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:49" (1/1) ... [2023-11-26 12:01:52,014 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:49" (1/1) ... [2023-11-26 12:01:52,052 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:49" (1/1) ... [2023-11-26 12:01:52,072 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:49" (1/1) ... [2023-11-26 12:01:52,118 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 12:01:52,120 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 12:01:52,120 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 12:01:52,120 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 12:01:52,121 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:49" (1/1) ... [2023-11-26 12:01:52,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 12:01:52,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a84cd06-764a-4578-a2d5-7e26c69b77b3/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:01:52,155 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a84cd06-764a-4578-a2d5-7e26c69b77b3/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 12:01:52,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a84cd06-764a-4578-a2d5-7e26c69b77b3/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 12:01:52,197 INFO L130 BoogieDeclarations]: Found specification of procedure find_comp_entry [2023-11-26 12:01:52,198 INFO L138 BoogieDeclarations]: Found implementation of procedure find_comp_entry [2023-11-26 12:01:52,198 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2023-11-26 12:01:52,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2023-11-26 12:01:52,198 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2023-11-26 12:01:52,198 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2023-11-26 12:01:52,199 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2023-11-26 12:01:52,199 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2023-11-26 12:01:52,199 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2023-11-26 12:01:52,200 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2023-11-26 12:01:52,200 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2023-11-26 12:01:52,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2023-11-26 12:01:52,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2023-11-26 12:01:52,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2023-11-26 12:01:52,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2023-11-26 12:01:52,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2023-11-26 12:01:52,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2023-11-26 12:01:52,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2023-11-26 12:01:52,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2023-11-26 12:01:52,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2023-11-26 12:01:52,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2023-11-26 12:01:52,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2023-11-26 12:01:52,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2023-11-26 12:01:52,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2023-11-26 12:01:52,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2023-11-26 12:01:52,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2023-11-26 12:01:52,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2023-11-26 12:01:52,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2023-11-26 12:01:52,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2023-11-26 12:01:52,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2023-11-26 12:01:52,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2023-11-26 12:01:52,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2023-11-26 12:01:52,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2023-11-26 12:01:52,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2023-11-26 12:01:52,206 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2023-11-26 12:01:52,206 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2023-11-26 12:01:52,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2023-11-26 12:01:52,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2023-11-26 12:01:52,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2023-11-26 12:01:52,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2023-11-26 12:01:52,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2023-11-26 12:01:52,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2023-11-26 12:01:52,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2023-11-26 12:01:52,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2023-11-26 12:01:52,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2023-11-26 12:01:52,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2023-11-26 12:01:52,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2023-11-26 12:01:52,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2023-11-26 12:01:52,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2023-11-26 12:01:52,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2023-11-26 12:01:52,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2023-11-26 12:01:52,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2023-11-26 12:01:52,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2023-11-26 12:01:52,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2023-11-26 12:01:52,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2023-11-26 12:01:52,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2023-11-26 12:01:52,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2023-11-26 12:01:52,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2023-11-26 12:01:52,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2023-11-26 12:01:52,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-26 12:01:52,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-26 12:01:52,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-26 12:01:52,213 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-26 12:01:52,213 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2023-11-26 12:01:52,213 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2023-11-26 12:01:52,213 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2023-11-26 12:01:52,213 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2023-11-26 12:01:52,213 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_xmit_process [2023-11-26 12:01:52,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_xmit_process [2023-11-26 12:01:52,214 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_unlink [2023-11-26 12:01:52,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_unlink [2023-11-26 12:01:52,218 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_shutdown_interface [2023-11-26 12:01:52,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_shutdown_interface [2023-11-26 12:01:52,219 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_interface [2023-11-26 12:01:52,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_interface [2023-11-26 12:01:52,219 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-26 12:01:52,220 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-26 12:01:52,221 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-26 12:01:52,221 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-26 12:01:52,221 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-26 12:01:52,227 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-26 12:01:52,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-26 12:01:52,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-26 12:01:52,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-26 12:01:52,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-26 12:01:52,228 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2023-11-26 12:01:52,228 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2023-11-26 12:01:52,228 INFO L130 BoogieDeclarations]: Found specification of procedure bpf_prog_destroy [2023-11-26 12:01:52,228 INFO L138 BoogieDeclarations]: Found implementation of procedure bpf_prog_destroy [2023-11-26 12:01:52,228 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_push [2023-11-26 12:01:52,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_push [2023-11-26 12:01:52,229 INFO L130 BoogieDeclarations]: Found specification of procedure unit_find [2023-11-26 12:01:52,229 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_find [2023-11-26 12:01:52,229 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-26 12:01:52,229 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-26 12:01:52,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-26 12:01:52,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-26 12:01:52,229 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be16 [2023-11-26 12:01:52,230 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be16 [2023-11-26 12:01:52,230 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-26 12:01:52,230 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-26 12:01:52,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2023-11-26 12:01:52,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2023-11-26 12:01:52,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2023-11-26 12:01:52,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2023-11-26 12:01:52,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2023-11-26 12:01:52,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2023-11-26 12:01:52,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2023-11-26 12:01:52,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2023-11-26 12:01:52,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2023-11-26 12:01:52,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2023-11-26 12:01:52,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2023-11-26 12:01:52,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2023-11-26 12:01:52,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2023-11-26 12:01:52,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2023-11-26 12:01:52,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2023-11-26 12:01:52,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2023-11-26 12:01:52,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2023-11-26 12:01:52,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2023-11-26 12:01:52,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2023-11-26 12:01:52,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2023-11-26 12:01:52,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2023-11-26 12:01:52,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2023-11-26 12:01:52,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2023-11-26 12:01:52,234 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2023-11-26 12:01:52,234 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2023-11-26 12:01:52,234 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2023-11-26 12:01:52,235 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2023-11-26 12:01:52,235 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2023-11-26 12:01:52,235 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2023-11-26 12:01:52,235 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2023-11-26 12:01:52,235 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2023-11-26 12:01:52,235 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2023-11-26 12:01:52,235 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2023-11-26 12:01:52,236 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2023-11-26 12:01:52,236 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2023-11-26 12:01:52,236 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2023-11-26 12:01:52,236 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2023-11-26 12:01:52,236 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2023-11-26 12:01:52,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2023-11-26 12:01:52,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2023-11-26 12:01:52,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2023-11-26 12:01:52,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2023-11-26 12:01:52,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2023-11-26 12:01:52,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2023-11-26 12:01:52,238 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2023-11-26 12:01:52,238 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2023-11-26 12:01:52,238 INFO L130 BoogieDeclarations]: Found specification of procedure init_ppp_file [2023-11-26 12:01:52,238 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ppp_file [2023-11-26 12:01:52,238 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 12:01:52,238 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 12:01:52,238 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-26 12:01:52,239 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-26 12:01:52,239 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-26 12:01:52,239 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-26 12:01:52,239 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-26 12:01:52,239 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-26 12:01:52,239 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2023-11-26 12:01:52,240 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2023-11-26 12:01:52,240 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_release [2023-11-26 12:01:52,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_release [2023-11-26 12:01:52,240 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-26 12:01:52,240 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-26 12:01:52,240 INFO L130 BoogieDeclarations]: Found specification of procedure get_filter [2023-11-26 12:01:52,241 INFO L138 BoogieDeclarations]: Found implementation of procedure get_filter [2023-11-26 12:01:52,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 12:01:52,241 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-26 12:01:52,241 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-26 12:01:52,241 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-26 12:01:52,241 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2023-11-26 12:01:52,241 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2023-11-26 12:01:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2023-11-26 12:01:52,242 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2023-11-26 12:01:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure bpf_prog_create [2023-11-26 12:01:52,242 INFO L138 BoogieDeclarations]: Found implementation of procedure bpf_prog_create [2023-11-26 12:01:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-26 12:01:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-26 12:01:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-26 12:01:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-26 12:01:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-26 12:01:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-26 12:01:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-26 12:01:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-26 12:01:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-26 12:01:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-26 12:01:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-26 12:01:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-26 12:01:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-26 12:01:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-26 12:01:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-26 12:01:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2023-11-26 12:01:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2023-11-26 12:01:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2023-11-26 12:01:52,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2023-11-26 12:01:52,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2023-11-26 12:01:52,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2023-11-26 12:01:52,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2023-11-26 12:01:52,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2023-11-26 12:01:52,250 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_get_stats64 [2023-11-26 12:01:52,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_get_stats64 [2023-11-26 12:01:52,251 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2023-11-26 12:01:52,251 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2023-11-26 12:01:52,251 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-26 12:01:52,251 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-26 12:01:52,251 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_send_frame [2023-11-26 12:01:52,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_send_frame [2023-11-26 12:01:52,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-26 12:01:52,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-26 12:01:52,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-26 12:01:52,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-26 12:01:52,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 12:01:52,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-26 12:01:52,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-26 12:01:52,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-26 12:01:52,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-26 12:01:52,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-26 12:01:52,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-26 12:01:52,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-26 12:01:52,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-26 12:01:52,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-26 12:01:52,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-26 12:01:52,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-26 12:01:52,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-26 12:01:52,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-26 12:01:52,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-26 12:01:52,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-26 12:01:52,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2023-11-26 12:01:52,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2023-11-26 12:01:52,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2023-11-26 12:01:52,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2023-11-26 12:01:52,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2023-11-26 12:01:52,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2023-11-26 12:01:52,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2023-11-26 12:01:52,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2023-11-26 12:01:52,257 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_error [2023-11-26 12:01:52,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_error [2023-11-26 12:01:52,258 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_unit [2023-11-26 12:01:52,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_unit [2023-11-26 12:01:52,258 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-26 12:01:52,258 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-26 12:01:52,258 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2023-11-26 12:01:52,258 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2023-11-26 12:01:52,258 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2023-11-26 12:01:52,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2023-11-26 12:01:52,259 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-26 12:01:52,259 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-26 12:01:52,259 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-26 12:01:52,259 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-26 12:01:52,259 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-26 12:01:52,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-26 12:01:52,260 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_push [2023-11-26 12:01:52,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_push [2023-11-26 12:01:52,260 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-26 12:01:52,260 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-26 12:01:52,260 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-26 12:01:52,260 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-26 12:01:52,260 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-26 12:01:52,260 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-26 12:01:52,261 INFO L130 BoogieDeclarations]: Found specification of procedure find_compressor [2023-11-26 12:01:52,261 INFO L138 BoogieDeclarations]: Found implementation of procedure find_compressor [2023-11-26 12:01:52,261 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_pernet [2023-11-26 12:01:52,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_pernet [2023-11-26 12:01:52,261 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-26 12:01:52,261 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-26 12:01:52,261 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2023-11-26 12:01:52,261 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2023-11-26 12:01:52,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2023-11-26 12:01:52,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2023-11-26 12:01:52,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2023-11-26 12:01:52,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2023-11-26 12:01:52,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2023-11-26 12:01:52,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2023-11-26 12:01:52,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2023-11-26 12:01:52,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2023-11-26 12:01:52,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2023-11-26 12:01:52,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2023-11-26 12:01:52,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2023-11-26 12:01:52,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2023-11-26 12:01:52,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2023-11-26 12:01:52,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2023-11-26 12:01:52,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2023-11-26 12:01:52,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2023-11-26 12:01:52,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2023-11-26 12:01:52,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2023-11-26 12:01:52,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2023-11-26 12:01:52,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2023-11-26 12:01:52,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2023-11-26 12:01:52,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2023-11-26 12:01:52,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2023-11-26 12:01:52,265 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pernet_device [2023-11-26 12:01:52,265 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pernet_device [2023-11-26 12:01:52,265 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-26 12:01:52,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-26 12:01:52,265 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_disconnect_channel [2023-11-26 12:01:52,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_disconnect_channel [2023-11-26 12:01:52,265 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_net_ioctl [2023-11-26 12:01:52,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_net_ioctl [2023-11-26 12:01:52,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2023-11-26 12:01:52,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2023-11-26 12:01:52,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2023-11-26 12:01:52,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2023-11-26 12:01:52,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2023-11-26 12:01:52,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2023-11-26 12:01:52,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2023-11-26 12:01:52,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2023-11-26 12:01:52,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2023-11-26 12:01:52,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2023-11-26 12:01:52,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2023-11-26 12:01:52,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2023-11-26 12:01:52,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2023-11-26 12:01:52,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2023-11-26 12:01:52,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2023-11-26 12:01:52,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2023-11-26 12:01:52,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2023-11-26 12:01:52,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2023-11-26 12:01:52,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2023-11-26 12:01:52,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2023-11-26 12:01:52,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2023-11-26 12:01:52,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2023-11-26 12:01:52,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2023-11-26 12:01:52,269 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2023-11-26 12:01:52,269 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2023-11-26 12:01:52,269 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-26 12:01:52,269 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-26 12:01:52,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-26 12:01:52,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-26 12:01:52,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-26 12:01:52,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-26 12:01:52,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-26 12:01:52,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-26 12:01:52,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-26 12:01:52,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-26 12:01:52,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-26 12:01:52,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-26 12:01:52,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-26 12:01:52,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-26 12:01:52,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-26 12:01:52,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-26 12:01:52,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-26 12:01:52,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-26 12:01:52,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-26 12:01:52,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-26 12:01:52,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-26 12:01:52,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-26 12:01:52,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-11-26 12:01:52,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2023-11-26 12:01:52,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2023-11-26 12:01:52,273 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-26 12:01:52,273 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-26 12:01:52,274 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2023-11-26 12:01:52,274 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2023-11-26 12:01:52,274 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_output_wakeup [2023-11-26 12:01:52,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_output_wakeup [2023-11-26 12:01:52,274 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_exit_net [2023-11-26 12:01:52,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_exit_net [2023-11-26 12:01:52,274 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2023-11-26 12:01:52,274 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2023-11-26 12:01:52,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2023-11-26 12:01:52,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2023-11-26 12:01:52,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2023-11-26 12:01:52,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2023-11-26 12:01:52,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2023-11-26 12:01:52,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2023-11-26 12:01:52,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2023-11-26 12:01:52,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2023-11-26 12:01:52,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2023-11-26 12:01:52,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2023-11-26 12:01:52,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2023-11-26 12:01:52,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2023-11-26 12:01:52,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2023-11-26 12:01:52,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2023-11-26 12:01:52,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2023-11-26 12:01:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2023-11-26 12:01:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2023-11-26 12:01:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2023-11-26 12:01:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2023-11-26 12:01:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2023-11-26 12:01:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2023-11-26 12:01:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2023-11-26 12:01:52,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2023-11-26 12:01:52,278 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2023-11-26 12:01:52,278 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2023-11-26 12:01:52,278 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2023-11-26 12:01:52,278 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2023-11-26 12:01:52,278 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2023-11-26 12:01:52,278 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2023-11-26 12:01:52,278 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2023-11-26 12:01:52,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2023-11-26 12:01:52,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2023-11-26 12:01:52,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2023-11-26 12:01:52,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2023-11-26 12:01:52,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2023-11-26 12:01:52,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2023-11-26 12:01:52,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2023-11-26 12:01:52,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2023-11-26 12:01:52,280 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2023-11-26 12:01:52,280 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2023-11-26 12:01:52,280 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2023-11-26 12:01:52,280 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2023-11-26 12:01:52,280 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2023-11-26 12:01:52,280 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2023-11-26 12:01:52,280 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2023-11-26 12:01:52,280 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2023-11-26 12:01:52,280 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cloned [2023-11-26 12:01:52,281 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cloned [2023-11-26 12:01:52,281 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_do_recv [2023-11-26 12:01:52,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_do_recv [2023-11-26 12:01:52,281 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_channel [2023-11-26 12:01:52,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_channel [2023-11-26 12:01:52,281 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2023-11-26 12:01:52,281 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2023-11-26 12:01:52,282 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2023-11-26 12:01:52,282 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2023-11-26 12:01:52,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-26 12:01:52,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-26 12:01:52,282 INFO L130 BoogieDeclarations]: Found specification of procedure proto_to_npindex [2023-11-26 12:01:52,282 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_to_npindex [2023-11-26 12:01:52,282 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2023-11-26 12:01:52,282 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2023-11-26 12:01:52,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_39 [2023-11-26 12:01:52,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_39 [2023-11-26 12:01:52,283 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-26 12:01:52,283 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-26 12:01:52,283 INFO L130 BoogieDeclarations]: Found specification of procedure unit_put [2023-11-26 12:01:52,283 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_put [2023-11-26 12:01:52,283 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_nonmp_frame [2023-11-26 12:01:52,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_nonmp_frame [2023-11-26 12:01:52,284 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2023-11-26 12:01:52,287 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2023-11-26 12:01:52,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 12:01:52,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 12:01:52,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-26 12:01:52,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-26 12:01:52,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-26 12:01:52,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-26 12:01:52,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-26 12:01:52,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-26 12:01:52,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-26 12:01:52,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-26 12:01:52,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-26 12:01:52,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-26 12:01:52,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-26 12:01:52,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-26 12:01:52,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-26 12:01:52,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-26 12:01:52,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-26 12:01:52,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-26 12:01:52,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-26 12:01:52,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-26 12:01:52,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-11-26 12:01:52,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2023-11-26 12:01:52,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2023-11-26 12:01:52,290 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-26 12:01:52,291 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-26 12:01:52,291 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2023-11-26 12:01:52,291 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2023-11-26 12:01:52,291 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2023-11-26 12:01:52,291 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2023-11-26 12:01:52,291 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_write [2023-11-26 12:01:52,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_write [2023-11-26 12:01:52,292 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2023-11-26 12:01:52,292 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2023-11-26 12:01:52,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-26 12:01:52,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-26 12:01:52,292 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2023-11-26 12:01:52,292 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2023-11-26 12:01:52,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-26 12:01:52,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-26 12:01:52,293 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_closed [2023-11-26 12:01:52,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_closed [2023-11-26 12:01:52,293 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_open [2023-11-26 12:01:52,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_open [2023-11-26 12:01:52,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-26 12:01:52,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-26 12:01:52,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-26 12:01:52,293 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-26 12:01:52,294 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-26 12:01:52,294 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-11-26 12:01:52,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-11-26 12:01:52,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 12:01:52,294 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-26 12:01:52,294 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-26 12:01:52,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-26 12:01:52,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-26 12:01:52,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-26 12:01:52,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-26 12:01:52,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-26 12:01:52,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-26 12:01:52,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-26 12:01:52,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-26 12:01:52,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-26 12:01:52,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-26 12:01:52,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-26 12:01:52,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-26 12:01:52,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-26 12:01:52,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-26 12:01:52,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-26 12:01:52,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2023-11-26 12:01:52,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2023-11-26 12:01:52,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2023-11-26 12:01:52,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2023-11-26 12:01:52,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2023-11-26 12:01:52,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2023-11-26 12:01:52,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2023-11-26 12:01:52,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2023-11-26 12:01:52,297 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2023-11-26 12:01:52,297 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2023-11-26 12:01:52,298 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-26 12:01:52,298 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2023-11-26 12:01:52,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2023-11-26 12:01:52,298 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-26 12:01:52,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-26 12:01:52,298 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2023-11-26 12:01:52,298 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2023-11-26 12:01:52,298 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2023-11-26 12:01:52,299 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2023-11-26 12:01:52,299 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2023-11-26 12:01:52,299 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2023-11-26 12:01:52,299 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2023-11-26 12:01:52,299 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2023-11-26 12:01:52,299 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-11-26 12:01:52,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-11-26 12:01:52,300 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-26 12:01:52,300 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-26 12:01:52,300 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2023-11-26 12:01:52,300 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2023-11-26 12:01:52,300 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-11-26 12:01:52,300 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-11-26 12:01:52,300 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2023-11-26 12:01:52,300 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2023-11-26 12:01:52,301 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-26 12:01:52,301 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-26 12:01:52,301 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_register_net_channel [2023-11-26 12:01:52,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_register_net_channel [2023-11-26 12:01:52,301 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-26 12:01:52,301 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-26 12:01:52,301 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_mp_explode [2023-11-26 12:01:52,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_mp_explode [2023-11-26 12:01:52,302 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_may_pull [2023-11-26 12:01:52,302 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_may_pull [2023-11-26 12:01:52,302 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-26 12:01:52,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-26 12:01:52,302 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ioctl [2023-11-26 12:01:52,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ioctl [2023-11-26 12:01:52,302 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_peek [2023-11-26 12:01:52,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_peek [2023-11-26 12:01:52,303 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_poll [2023-11-26 12:01:52,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_poll [2023-11-26 12:01:52,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 12:01:52,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-26 12:01:52,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-26 12:01:52,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-26 12:01:52,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-26 12:01:52,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-26 12:01:52,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-26 12:01:52,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-26 12:01:52,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-26 12:01:52,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-26 12:01:52,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-26 12:01:52,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-26 12:01:52,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-26 12:01:52,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-26 12:01:52,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-26 12:01:52,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-26 12:01:52,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-26 12:01:52,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-26 12:01:52,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-26 12:01:52,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-26 12:01:52,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-11-26 12:01:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2023-11-26 12:01:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2023-11-26 12:01:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_channel [2023-11-26 12:01:52,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_channel [2023-11-26 12:01:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-11-26 12:01:52,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-11-26 12:01:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 12:01:52,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 12:01:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2023-11-26 12:01:52,307 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2023-11-26 12:01:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-26 12:01:52,307 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-26 12:01:53,544 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 12:01:53,554 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 12:01:59,036 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-26 12:02:01,904 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 12:02:02,373 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 12:02:02,373 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-26 12:02:02,375 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:02:02 BoogieIcfgContainer [2023-11-26 12:02:02,375 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 12:02:02,379 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 12:02:02,379 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 12:02:02,382 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 12:02:02,383 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:01:45" (1/3) ... [2023-11-26 12:02:02,385 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fd3769e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:02:02, skipping insertion in model container [2023-11-26 12:02:02,385 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:49" (2/3) ... [2023-11-26 12:02:02,385 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fd3769e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:02:02, skipping insertion in model container [2023-11-26 12:02:02,385 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:02:02" (3/3) ... [2023-11-26 12:02:02,387 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i [2023-11-26 12:02:02,409 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 12:02:02,409 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 12:02:02,533 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 12:02:02,545 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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;@73386a8f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 12:02:02,545 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 12:02:02,559 INFO L276 IsEmpty]: Start isEmpty. Operand has 2107 states, 1433 states have (on average 1.4696441032798324) internal successors, (2106), 1499 states have internal predecessors, (2106), 545 states have call successors, (545), 128 states have call predecessors, (545), 127 states have return successors, (540), 520 states have call predecessors, (540), 540 states have call successors, (540) [2023-11-26 12:02:02,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-11-26 12:02:02,582 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:02:02,583 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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] [2023-11-26 12:02:02,584 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:02:02,589 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:02,590 INFO L85 PathProgramCache]: Analyzing trace with hash -1890240291, now seen corresponding path program 1 times [2023-11-26 12:02:02,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:02,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127929650] [2023-11-26 12:02:02,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:02,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:03,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:03,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:03,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:03,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:03,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:03,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 12:02:03,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:03,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-26 12:02:03,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:03,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:03,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:03,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 12:02:03,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:03,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-26 12:02:03,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:03,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:03,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:03,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 12:02:03,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:03,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-26 12:02:03,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:03,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:03,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:03,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 12:02:03,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:03,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-26 12:02:03,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:03,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:03,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:03,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 12:02:03,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:03,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-26 12:02:03,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:03,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:03,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:03,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 12:02:03,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:03,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2023-11-26 12:02:03,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:03,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:03,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:03,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 12:02:03,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:03,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-26 12:02:03,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:03,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:03,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:03,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 12:02:03,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:03,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-26 12:02:04,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:04,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:04,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:04,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-26 12:02:04,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:04,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:04,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:04,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-26 12:02:04,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:04,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:04,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:04,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2023-11-26 12:02:04,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:04,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:04,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:04,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-11-26 12:02:04,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:04,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:04,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:04,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-11-26 12:02:04,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:04,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:04,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:04,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-26 12:02:04,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:04,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:04,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:04,353 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2023-11-26 12:02:04,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:04,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127929650] [2023-11-26 12:02:04,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1127929650] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:04,361 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:04,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 12:02:04,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716076129] [2023-11-26 12:02:04,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:04,371 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 12:02:04,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:04,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 12:02:04,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-26 12:02:04,415 INFO L87 Difference]: Start difference. First operand has 2107 states, 1433 states have (on average 1.4696441032798324) internal successors, (2106), 1499 states have internal predecessors, (2106), 545 states have call successors, (545), 128 states have call predecessors, (545), 127 states have return successors, (540), 520 states have call predecessors, (540), 540 states have call successors, (540) Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-26 12:02:05,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 12:02:19,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:02:19,330 INFO L93 Difference]: Finished difference Result 4848 states and 7659 transitions. [2023-11-26 12:02:19,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-26 12:02:19,333 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 194 [2023-11-26 12:02:19,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:02:19,396 INFO L225 Difference]: With dead ends: 4848 [2023-11-26 12:02:19,396 INFO L226 Difference]: Without dead ends: 2718 [2023-11-26 12:02:19,420 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-26 12:02:19,424 INFO L413 NwaCegarLoop]: 451 mSDtfsCounter, 4640 mSDsluCounter, 551 mSDsCounter, 0 mSdLazyCounter, 5482 mSolverCounterSat, 2361 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4953 SdHoareTripleChecker+Valid, 1002 SdHoareTripleChecker+Invalid, 7843 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2361 IncrementalHoareTripleChecker+Valid, 5482 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.2s IncrementalHoareTripleChecker+Time [2023-11-26 12:02:19,425 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4953 Valid, 1002 Invalid, 7843 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2361 Valid, 5482 Invalid, 0 Unknown, 0 Unchecked, 14.2s Time] [2023-11-26 12:02:19,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2718 states. [2023-11-26 12:02:19,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2718 to 2081. [2023-11-26 12:02:19,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2081 states, 1420 states have (on average 1.4577464788732395) internal successors, (2070), 1479 states have internal predecessors, (2070), 534 states have call successors, (534), 127 states have call predecessors, (534), 126 states have return successors, (533), 513 states have call predecessors, (533), 533 states have call successors, (533) [2023-11-26 12:02:19,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2081 states to 2081 states and 3137 transitions. [2023-11-26 12:02:19,767 INFO L78 Accepts]: Start accepts. Automaton has 2081 states and 3137 transitions. Word has length 194 [2023-11-26 12:02:19,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:02:19,768 INFO L495 AbstractCegarLoop]: Abstraction has 2081 states and 3137 transitions. [2023-11-26 12:02:19,768 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-26 12:02:19,769 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 3137 transitions. [2023-11-26 12:02:19,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-11-26 12:02:19,774 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:02:19,774 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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] [2023-11-26 12:02:19,775 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-26 12:02:19,775 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:02:19,775 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:19,776 INFO L85 PathProgramCache]: Analyzing trace with hash -1390802195, now seen corresponding path program 1 times [2023-11-26 12:02:19,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:19,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321389569] [2023-11-26 12:02:19,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:19,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:19,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:20,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:20,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 12:02:20,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-26 12:02:20,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:20,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 12:02:20,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-26 12:02:20,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:20,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 12:02:20,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-26 12:02:20,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:20,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 12:02:20,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-26 12:02:20,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:20,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 12:02:20,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-26 12:02:20,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:20,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 12:02:20,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2023-11-26 12:02:20,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:20,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 12:02:20,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-26 12:02:20,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:20,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 12:02:20,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-26 12:02:20,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:20,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-26 12:02:20,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:20,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-26 12:02:20,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:20,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2023-11-26 12:02:20,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:20,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-11-26 12:02:20,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:20,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-11-26 12:02:20,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:20,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-26 12:02:20,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:02:20,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,849 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2023-11-26 12:02:20,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:20,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321389569] [2023-11-26 12:02:20,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321389569] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:20,850 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:20,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-26 12:02:20,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882610816] [2023-11-26 12:02:20,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:20,852 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 12:02:20,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:20,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 12:02:20,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-26 12:02:20,853 INFO L87 Difference]: Start difference. First operand 2081 states and 3137 transitions. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18)