./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 a0165632 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_9c821530-8b0e-4ed8-9992-34b1e81e0278/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c821530-8b0e-4ed8-9992-34b1e81e0278/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c821530-8b0e-4ed8-9992-34b1e81e0278/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c821530-8b0e-4ed8-9992-34b1e81e0278/bin/uautomizer-verify-jihMAELWvX/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_9c821530-8b0e-4ed8-9992-34b1e81e0278/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c821530-8b0e-4ed8-9992-34b1e81e0278/bin/uautomizer-verify-jihMAELWvX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7042caef2b07f4b73e0d06f42dcf6069ad2ecac0c225cd34c9db55fea01f29da --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 16:05:06,832 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 16:05:06,953 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c821530-8b0e-4ed8-9992-34b1e81e0278/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-08 16:05:06,962 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 16:05:06,962 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 16:05:06,987 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 16:05:06,988 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 16:05:06,988 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 16:05:06,989 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 16:05:06,990 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 16:05:06,990 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 16:05:06,990 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 16:05:06,991 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 16:05:06,992 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 16:05:06,992 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 16:05:06,993 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 16:05:06,993 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 16:05:06,994 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 16:05:06,994 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 16:05:06,995 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 16:05:06,995 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 16:05:06,996 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 16:05:06,996 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 16:05:06,997 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 16:05:06,997 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 16:05:06,998 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 16:05:06,998 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 16:05:06,998 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 16:05:06,999 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 16:05:06,999 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:05:07,000 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 16:05:07,000 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 16:05:07,000 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 16:05:07,001 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 16:05:07,001 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 16:05:07,002 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 16:05:07,002 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 16:05:07,002 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 16:05:07,003 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 16:05:07,003 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_9c821530-8b0e-4ed8-9992-34b1e81e0278/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c821530-8b0e-4ed8-9992-34b1e81e0278/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7042caef2b07f4b73e0d06f42dcf6069ad2ecac0c225cd34c9db55fea01f29da [2024-11-08 16:05:07,281 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 16:05:07,315 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 16:05:07,319 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 16:05:07,321 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 16:05:07,322 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 16:05:07,323 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c821530-8b0e-4ed8-9992-34b1e81e0278/bin/uautomizer-verify-jihMAELWvX/../../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 Unable to find full path for "g++" [2024-11-08 16:05:09,351 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 16:05:10,038 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 16:05:10,038 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c821530-8b0e-4ed8-9992-34b1e81e0278/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i [2024-11-08 16:05:10,098 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c821530-8b0e-4ed8-9992-34b1e81e0278/bin/uautomizer-verify-jihMAELWvX/data/0d0b527ad/7b813a267d8e482fbb830e8dc391a1c9/FLAGeecdd1b01 [2024-11-08 16:05:10,425 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c821530-8b0e-4ed8-9992-34b1e81e0278/bin/uautomizer-verify-jihMAELWvX/data/0d0b527ad/7b813a267d8e482fbb830e8dc391a1c9 [2024-11-08 16:05:10,428 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 16:05:10,429 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 16:05:10,430 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 16:05:10,431 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 16:05:10,437 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 16:05:10,437 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:05:10" (1/1) ... [2024-11-08 16:05:10,439 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b9745d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:05:10, skipping insertion in model container [2024-11-08 16:05:10,439 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:05:10" (1/1) ... [2024-11-08 16:05:10,577 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 16:05:13,474 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c821530-8b0e-4ed8-9992-34b1e81e0278/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i[325202,325215] [2024-11-08 16:05:13,554 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:05:13,633 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 16:05:13,823 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6154] [2024-11-08 16:05:13,825 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6156] [2024-11-08 16:05:13,826 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [6166] [2024-11-08 16:05:13,826 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [6174-6175] [2024-11-08 16:05:13,836 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [6351] [2024-11-08 16:05:13,837 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6354] [2024-11-08 16:05:13,837 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6357] [2024-11-08 16:05:13,838 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6360] [2024-11-08 16:05:13,840 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; incl %0": "+m" (v->counter)); [6394] [2024-11-08 16:05:13,841 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; decl %0": "+m" (v->counter)); [6401] [2024-11-08 16:05:13,841 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; decl %0; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [6409-6410] [2024-11-08 16:05:13,843 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); [6449] [2024-11-08 16:05:13,844 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); [6452] [2024-11-08 16:05:13,844 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (val)); [6454] [2024-11-08 16:05:13,845 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); [6459] [2024-11-08 16:05:13,846 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); [6462] [2024-11-08 16:05:13,846 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (val)); [6464] [2024-11-08 16:05:13,847 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); [6469] [2024-11-08 16:05:13,847 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); [6472] [2024-11-08 16:05:13,848 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (val)); [6474] [2024-11-08 16:05:13,848 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); [6479] [2024-11-08 16:05:13,849 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); [6482] [2024-11-08 16:05:13,849 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (val)); [6484] [2024-11-08 16:05:13,851 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); [6502] [2024-11-08 16:05:13,852 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); [6505] [2024-11-08 16:05:13,853 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (- val)); [6507] [2024-11-08 16:05:13,853 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); [6512] [2024-11-08 16:05:13,854 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); [6515] [2024-11-08 16:05:13,854 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [6517] [2024-11-08 16:05:13,855 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); [6522] [2024-11-08 16:05:13,855 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); [6525] [2024-11-08 16:05:13,856 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [6527] [2024-11-08 16:05:13,856 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); [6532] [2024-11-08 16:05:13,857 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); [6535] [2024-11-08 16:05:13,857 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (- val)); [6537] [2024-11-08 16:05:13,865 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6617] [2024-11-08 16:05:13,865 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6624] [2024-11-08 16:05:13,884 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/skbuff.h"), "i" (1056), "i" (12UL)); [6887-6888] [2024-11-08 16:05:13,904 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/skbuff.h"), "i" (1714), "i" (12UL)); [7054-7055] [2024-11-08 16:05:13,934 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/11985/dscv_tempdir/dscv/ri/43_2a/drivers/net/ppp/ppp_generic.c"), "i" (291), "i" (12UL)); [7404-7405] [2024-11-08 16:05:13,945 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___1->state): : "memory", "cc"); [7566-7567] [2024-11-08 16:05:13,949 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___2->state): : "memory", "cc"); [7571-7572] [2024-11-08 16:05:13,950 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___3->state): : "memory", "cc"); [7576-7577] [2024-11-08 16:05:13,950 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___4->state): : "memory", "cc"); [7581-7582] [2024-11-08 16:05:13,952 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___0), "+m" (tmp___8->state): : "memory", "cc"); [7628-7629] [2024-11-08 16:05:13,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___0), "+m" (tmp___9->state): : "memory", "cc"); [7633-7634] [2024-11-08 16:05:13,955 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___0), "+m" (tmp___10->state): : "memory", "cc"); [7638-7639] [2024-11-08 16:05:13,956 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___0), "+m" (tmp___11->state): : "memory", "cc"); [7643-7644] [2024-11-08 16:05:13,971 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu), "=r" (__val_gu): "0" (p), "i" (4UL)); [7886-7887] [2024-11-08 16:05:13,974 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu___0), "=r" (__val_gu___0): "0" (p), "i" (4UL)); [7927-7928] [2024-11-08 16:05:13,975 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu___1), "=r" (__val_gu___1): "0" (p), "i" (4UL)); [7940-7941] [2024-11-08 16:05:13,979 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7970] [2024-11-08 16:05:14,060 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7973] [2024-11-08 16:05:14,061 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7976] [2024-11-08 16:05:14,061 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7979] [2024-11-08 16:05:14,062 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7982] [2024-11-08 16:05:14,063 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [8001-8002] [2024-11-08 16:05:14,063 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [8005-8006] [2024-11-08 16:05:14,064 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [8009-8010] [2024-11-08 16:05:14,064 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [8013-8014] [2024-11-08 16:05:14,064 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [8017-8018] [2024-11-08 16:05:14,065 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu___2), "=r" (__val_gu___2): "0" (p), "i" (4UL)); [8031-8032] [2024-11-08 16:05:14,067 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [8047-8048] [2024-11-08 16:05:14,069 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [8051-8052] [2024-11-08 16:05:14,070 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [8055-8056] [2024-11-08 16:05:14,070 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [8059-8060] [2024-11-08 16:05:14,070 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [8063-8064] [2024-11-08 16:05:14,072 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu___3), "=r" (__val_gu___3): "0" (p), "i" (4UL)); [8087-8088] [2024-11-08 16:05:14,078 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu___4), "=r" (__val_gu___4): "0" (p), "i" (4UL)); [8202-8203] [2024-11-08 16:05:14,081 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu), "=r" (__val_gu): "0" (p), "i" (4UL)); [8247-8248] [2024-11-08 16:05:14,082 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8267] [2024-11-08 16:05:14,083 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8270] [2024-11-08 16:05:14,083 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8273] [2024-11-08 16:05:14,083 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8276] [2024-11-08 16:05:14,084 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8279] [2024-11-08 16:05:14,085 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu___0), "=r" (__val_gu___0): "0" (p), "i" (4UL)); [8292-8293] [2024-11-08 16:05:14,086 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu___1), "=r" (__val_gu___1): "0" (p), "i" (4UL)); [8314-8315] [2024-11-08 16:05:14,246 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c821530-8b0e-4ed8-9992-34b1e81e0278/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i[325202,325215] [2024-11-08 16:05:14,258 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:05:14,395 INFO L204 MainTranslator]: Completed translation [2024-11-08 16:05:14,396 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:05:14 WrapperNode [2024-11-08 16:05:14,397 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 16:05:14,398 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 16:05:14,398 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 16:05:14,398 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 16:05:14,406 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:05:14" (1/1) ... [2024-11-08 16:05:14,562 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:05:14" (1/1) ... [2024-11-08 16:05:14,750 INFO L138 Inliner]: procedures = 336, calls = 2312, calls flagged for inlining = 156, calls inlined = 154, statements flattened = 6627 [2024-11-08 16:05:14,751 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 16:05:14,753 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 16:05:14,753 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 16:05:14,753 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 16:05:14,767 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:05:14" (1/1) ... [2024-11-08 16:05:14,767 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:05:14" (1/1) ... [2024-11-08 16:05:14,830 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:05:14" (1/1) ... [2024-11-08 16:05:16,295 INFO L175 MemorySlicer]: Split 1282 memory accesses to 22 slices as follows [2, 6, 4, 4, 4, 4, 1, 16, 10, 10, 7, 8, 5, 2, 6, 7, 7, 29, 11, 11, 221, 907]. 71 percent of accesses are in the largest equivalence class. The 87 initializations are split as follows [2, 0, 0, 4, 4, 4, 1, 16, 10, 0, 7, 8, 0, 0, 0, 6, 6, 0, 0, 0, 0, 19]. The 572 writes are split as follows [0, 4, 2, 0, 0, 0, 0, 0, 0, 2, 0, 0, 5, 2, 2, 0, 0, 29, 1, 10, 221, 294]. [2024-11-08 16:05:16,295 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:05:14" (1/1) ... [2024-11-08 16:05:16,296 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:05:14" (1/1) ... [2024-11-08 16:05:16,499 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:05:14" (1/1) ... [2024-11-08 16:05:16,533 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:05:14" (1/1) ... [2024-11-08 16:05:16,570 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:05:14" (1/1) ... [2024-11-08 16:05:16,597 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:05:14" (1/1) ... [2024-11-08 16:05:16,660 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 16:05:16,661 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 16:05:16,662 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 16:05:16,662 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 16:05:16,663 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:05:14" (1/1) ... [2024-11-08 16:05:16,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:05:16,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c821530-8b0e-4ed8-9992-34b1e81e0278/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:05:16,706 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c821530-8b0e-4ed8-9992-34b1e81e0278/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 16:05:16,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c821530-8b0e-4ed8-9992-34b1e81e0278/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 16:05:16,748 INFO L130 BoogieDeclarations]: Found specification of procedure find_comp_entry [2024-11-08 16:05:16,748 INFO L138 BoogieDeclarations]: Found implementation of procedure find_comp_entry [2024-11-08 16:05:16,748 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2024-11-08 16:05:16,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2024-11-08 16:05:16,749 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2024-11-08 16:05:16,749 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2024-11-08 16:05:16,749 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2024-11-08 16:05:16,749 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2024-11-08 16:05:16,749 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2024-11-08 16:05:16,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __xchg_wrong_size [2024-11-08 16:05:16,750 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2024-11-08 16:05:16,750 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2024-11-08 16:05:16,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-08 16:05:16,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-08 16:05:16,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-08 16:05:16,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-08 16:05:16,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-08 16:05:16,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-08 16:05:16,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-08 16:05:16,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-08 16:05:16,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-08 16:05:16,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-08 16:05:16,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-08 16:05:16,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-08 16:05:16,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-08 16:05:16,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-08 16:05:16,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-08 16:05:16,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-08 16:05:16,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-08 16:05:16,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-08 16:05:16,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-08 16:05:16,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-08 16:05:16,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-08 16:05:16,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-11-08 16:05:16,755 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2024-11-08 16:05:16,755 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2024-11-08 16:05:16,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-08 16:05:16,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-08 16:05:16,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-08 16:05:16,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-08 16:05:16,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-08 16:05:16,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-08 16:05:16,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-08 16:05:16,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-08 16:05:16,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-08 16:05:16,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-08 16:05:16,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-08 16:05:16,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-08 16:05:16,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-08 16:05:16,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-08 16:05:16,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-08 16:05:16,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-08 16:05:16,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-08 16:05:16,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-08 16:05:16,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-08 16:05:16,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-08 16:05:16,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-08 16:05:16,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-08 16:05:16,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-08 16:05:16,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-08 16:05:16,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-08 16:05:16,760 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-08 16:05:16,760 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2024-11-08 16:05:16,760 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2024-11-08 16:05:16,760 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2024-11-08 16:05:16,760 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2024-11-08 16:05:16,760 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_xmit_process [2024-11-08 16:05:16,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_xmit_process [2024-11-08 16:05:16,760 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_unlink [2024-11-08 16:05:16,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_unlink [2024-11-08 16:05:16,761 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_shutdown_interface [2024-11-08 16:05:16,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_shutdown_interface [2024-11-08 16:05:16,761 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_interface [2024-11-08 16:05:16,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_interface [2024-11-08 16:05:16,761 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-08 16:05:16,761 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-08 16:05:16,761 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2024-11-08 16:05:16,761 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2024-11-08 16:05:16,761 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-08 16:05:16,761 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-08 16:05:16,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-08 16:05:16,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-08 16:05:16,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-08 16:05:16,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-08 16:05:16,762 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2024-11-08 16:05:16,762 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2024-11-08 16:05:16,762 INFO L130 BoogieDeclarations]: Found specification of procedure bpf_prog_destroy [2024-11-08 16:05:16,763 INFO L138 BoogieDeclarations]: Found implementation of procedure bpf_prog_destroy [2024-11-08 16:05:16,763 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_push [2024-11-08 16:05:16,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_push [2024-11-08 16:05:16,764 INFO L130 BoogieDeclarations]: Found specification of procedure unit_find [2024-11-08 16:05:16,764 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_find [2024-11-08 16:05:16,764 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-08 16:05:16,764 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-08 16:05:16,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-08 16:05:16,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-08 16:05:16,765 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be16 [2024-11-08 16:05:16,765 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be16 [2024-11-08 16:05:16,765 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2024-11-08 16:05:16,765 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2024-11-08 16:05:16,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-08 16:05:16,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-08 16:05:16,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-08 16:05:16,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-08 16:05:16,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-08 16:05:16,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-08 16:05:16,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-08 16:05:16,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-08 16:05:16,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-08 16:05:16,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-08 16:05:16,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-08 16:05:16,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-08 16:05:16,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-08 16:05:16,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-08 16:05:16,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-08 16:05:16,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-08 16:05:16,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-11-08 16:05:16,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-11-08 16:05:16,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-11-08 16:05:16,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-11-08 16:05:16,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-11-08 16:05:16,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-11-08 16:05:16,769 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-08 16:05:16,769 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-08 16:05:16,769 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-08 16:05:16,769 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-08 16:05:16,769 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-08 16:05:16,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-08 16:05:16,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-08 16:05:16,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-08 16:05:16,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-08 16:05:16,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-08 16:05:16,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-08 16:05:16,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-08 16:05:16,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-08 16:05:16,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-08 16:05:16,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-08 16:05:16,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-08 16:05:16,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-11-08 16:05:16,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-11-08 16:05:16,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-11-08 16:05:16,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-11-08 16:05:16,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-11-08 16:05:16,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-11-08 16:05:16,772 INFO L130 BoogieDeclarations]: Found specification of procedure init_ppp_file [2024-11-08 16:05:16,772 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ppp_file [2024-11-08 16:05:16,772 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 16:05:16,772 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 16:05:16,772 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-08 16:05:16,772 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-08 16:05:16,772 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-11-08 16:05:16,773 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-11-08 16:05:16,773 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-08 16:05:16,773 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-08 16:05:16,773 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2024-11-08 16:05:16,773 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2024-11-08 16:05:16,773 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_release [2024-11-08 16:05:16,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_release [2024-11-08 16:05:16,774 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-08 16:05:16,774 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-08 16:05:16,774 INFO L130 BoogieDeclarations]: Found specification of procedure get_filter [2024-11-08 16:05:16,774 INFO L138 BoogieDeclarations]: Found implementation of procedure get_filter [2024-11-08 16:05:16,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 16:05:16,774 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-08 16:05:16,775 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-08 16:05:16,775 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2024-11-08 16:05:16,775 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2024-11-08 16:05:16,775 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2024-11-08 16:05:16,775 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2024-11-08 16:05:16,776 INFO L130 BoogieDeclarations]: Found specification of procedure bpf_prog_create [2024-11-08 16:05:16,776 INFO L138 BoogieDeclarations]: Found implementation of procedure bpf_prog_create [2024-11-08 16:05:16,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-08 16:05:16,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-08 16:05:16,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-08 16:05:16,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-08 16:05:16,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-08 16:05:16,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-08 16:05:16,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-08 16:05:16,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-08 16:05:16,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-08 16:05:16,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-08 16:05:16,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-08 16:05:16,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-08 16:05:16,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-08 16:05:16,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-08 16:05:16,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-08 16:05:16,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-08 16:05:16,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-08 16:05:16,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-08 16:05:16,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-08 16:05:16,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-08 16:05:16,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-08 16:05:16,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-08 16:05:16,780 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_get_stats64 [2024-11-08 16:05:16,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_get_stats64 [2024-11-08 16:05:16,780 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2024-11-08 16:05:16,780 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2024-11-08 16:05:16,780 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-08 16:05:16,780 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-08 16:05:16,780 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_send_frame [2024-11-08 16:05:16,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_send_frame [2024-11-08 16:05:16,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-08 16:05:16,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-08 16:05:16,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-08 16:05:16,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-08 16:05:16,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 16:05:16,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-08 16:05:16,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-08 16:05:16,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-08 16:05:16,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-08 16:05:16,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-08 16:05:16,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-08 16:05:16,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-08 16:05:16,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-08 16:05:16,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-08 16:05:16,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-08 16:05:16,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-08 16:05:16,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-08 16:05:16,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-08 16:05:16,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-08 16:05:16,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-08 16:05:16,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-08 16:05:16,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-08 16:05:16,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-08 16:05:16,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-08 16:05:16,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-08 16:05:16,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-08 16:05:16,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-11-08 16:05:16,790 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_error [2024-11-08 16:05:16,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_error [2024-11-08 16:05:16,790 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_unit [2024-11-08 16:05:16,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_unit [2024-11-08 16:05:16,790 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-08 16:05:16,790 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-08 16:05:16,790 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2024-11-08 16:05:16,790 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2024-11-08 16:05:16,790 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-08 16:05:16,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-08 16:05:16,790 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-11-08 16:05:16,790 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-11-08 16:05:16,791 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-08 16:05:16,791 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-08 16:05:16,791 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-08 16:05:16,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-08 16:05:16,791 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_push [2024-11-08 16:05:16,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_push [2024-11-08 16:05:16,791 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-08 16:05:16,791 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-08 16:05:16,792 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-08 16:05:16,792 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-08 16:05:16,792 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-08 16:05:16,792 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-08 16:05:16,792 INFO L130 BoogieDeclarations]: Found specification of procedure find_compressor [2024-11-08 16:05:16,792 INFO L138 BoogieDeclarations]: Found implementation of procedure find_compressor [2024-11-08 16:05:16,793 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_pernet [2024-11-08 16:05:16,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_pernet [2024-11-08 16:05:16,793 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-08 16:05:16,793 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-08 16:05:16,793 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2024-11-08 16:05:16,793 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2024-11-08 16:05:16,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-08 16:05:16,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-08 16:05:16,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-08 16:05:16,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-08 16:05:16,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-08 16:05:16,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-08 16:05:16,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-08 16:05:16,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-08 16:05:16,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-08 16:05:16,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-08 16:05:16,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-08 16:05:16,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-08 16:05:16,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-08 16:05:16,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-08 16:05:16,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-08 16:05:16,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-08 16:05:16,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-08 16:05:16,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-08 16:05:16,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-08 16:05:16,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-08 16:05:16,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-08 16:05:16,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-11-08 16:05:16,796 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pernet_device [2024-11-08 16:05:16,796 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pernet_device [2024-11-08 16:05:16,796 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-08 16:05:16,796 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-08 16:05:16,797 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_disconnect_channel [2024-11-08 16:05:16,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_disconnect_channel [2024-11-08 16:05:16,797 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_net_ioctl [2024-11-08 16:05:16,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_net_ioctl [2024-11-08 16:05:16,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-08 16:05:16,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-08 16:05:16,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-08 16:05:16,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-08 16:05:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-08 16:05:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-08 16:05:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-08 16:05:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-08 16:05:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-08 16:05:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-08 16:05:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-08 16:05:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-08 16:05:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-08 16:05:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-08 16:05:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-08 16:05:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-08 16:05:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-08 16:05:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-08 16:05:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-08 16:05:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-08 16:05:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-08 16:05:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-08 16:05:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2024-11-08 16:05:16,799 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2024-11-08 16:05:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2024-11-08 16:05:16,799 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2024-11-08 16:05:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-08 16:05:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-08 16:05:16,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-08 16:05:16,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-08 16:05:16,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-08 16:05:16,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-08 16:05:16,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-08 16:05:16,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-08 16:05:16,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-08 16:05:16,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-08 16:05:16,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-08 16:05:16,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-08 16:05:16,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-08 16:05:16,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-08 16:05:16,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-08 16:05:16,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-08 16:05:16,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-08 16:05:16,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-08 16:05:16,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-08 16:05:16,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-08 16:05:16,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-08 16:05:16,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-08 16:05:16,802 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-08 16:05:16,802 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-08 16:05:16,803 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2024-11-08 16:05:16,803 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2024-11-08 16:05:16,803 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_output_wakeup [2024-11-08 16:05:16,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_output_wakeup [2024-11-08 16:05:16,803 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_exit_net [2024-11-08 16:05:16,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_exit_net [2024-11-08 16:05:16,803 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2024-11-08 16:05:16,803 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2024-11-08 16:05:16,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-08 16:05:16,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-08 16:05:16,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-08 16:05:16,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-08 16:05:16,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-08 16:05:16,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-08 16:05:16,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-08 16:05:16,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-08 16:05:16,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-08 16:05:16,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-08 16:05:16,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-08 16:05:16,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-08 16:05:16,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-08 16:05:16,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-08 16:05:16,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-08 16:05:16,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-08 16:05:16,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-08 16:05:16,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-08 16:05:16,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-08 16:05:16,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-11-08 16:05:16,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-11-08 16:05:16,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2024-11-08 16:05:16,806 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-08 16:05:16,806 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-08 16:05:16,806 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-08 16:05:16,807 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-08 16:05:16,807 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-08 16:05:16,807 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-08 16:05:16,807 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-08 16:05:16,807 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-08 16:05:16,807 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-08 16:05:16,807 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-08 16:05:16,807 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-08 16:05:16,807 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-08 16:05:16,807 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-08 16:05:16,807 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-08 16:05:16,807 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-08 16:05:16,808 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-08 16:05:16,808 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-08 16:05:16,808 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-08 16:05:16,808 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-08 16:05:16,808 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-11-08 16:05:16,808 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-11-08 16:05:16,808 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2024-11-08 16:05:16,808 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cloned [2024-11-08 16:05:16,808 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cloned [2024-11-08 16:05:16,808 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_do_recv [2024-11-08 16:05:16,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_do_recv [2024-11-08 16:05:16,808 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_channel [2024-11-08 16:05:16,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_channel [2024-11-08 16:05:16,809 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2024-11-08 16:05:16,809 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2024-11-08 16:05:16,809 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2024-11-08 16:05:16,809 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2024-11-08 16:05:16,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-08 16:05:16,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-08 16:05:16,809 INFO L130 BoogieDeclarations]: Found specification of procedure proto_to_npindex [2024-11-08 16:05:16,809 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_to_npindex [2024-11-08 16:05:16,809 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2024-11-08 16:05:16,809 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2024-11-08 16:05:16,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_39 [2024-11-08 16:05:16,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_39 [2024-11-08 16:05:16,810 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-08 16:05:16,810 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-08 16:05:16,810 INFO L130 BoogieDeclarations]: Found specification of procedure unit_put [2024-11-08 16:05:16,810 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_put [2024-11-08 16:05:16,810 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_nonmp_frame [2024-11-08 16:05:16,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_nonmp_frame [2024-11-08 16:05:16,811 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2024-11-08 16:05:16,811 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2024-11-08 16:05:16,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-08 16:05:16,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-08 16:05:16,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-08 16:05:16,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-08 16:05:16,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-08 16:05:16,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-08 16:05:16,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-08 16:05:16,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-08 16:05:16,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-08 16:05:16,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-08 16:05:16,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-08 16:05:16,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-08 16:05:16,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-08 16:05:16,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-08 16:05:16,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-08 16:05:16,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-08 16:05:16,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-08 16:05:16,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-08 16:05:16,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-08 16:05:16,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-08 16:05:16,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-08 16:05:16,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-08 16:05:16,814 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-08 16:05:16,814 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-08 16:05:16,814 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2024-11-08 16:05:16,814 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2024-11-08 16:05:16,814 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2024-11-08 16:05:16,814 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2024-11-08 16:05:16,814 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_write [2024-11-08 16:05:16,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_write [2024-11-08 16:05:16,815 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2024-11-08 16:05:16,815 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2024-11-08 16:05:16,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-08 16:05:16,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-08 16:05:16,815 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2024-11-08 16:05:16,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2024-11-08 16:05:16,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-08 16:05:16,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-08 16:05:16,815 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_closed [2024-11-08 16:05:16,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_closed [2024-11-08 16:05:16,816 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_open [2024-11-08 16:05:16,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_open [2024-11-08 16:05:16,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 16:05:16,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-08 16:05:16,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-08 16:05:16,816 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-08 16:05:16,816 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-08 16:05:16,816 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2024-11-08 16:05:16,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2024-11-08 16:05:16,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 16:05:16,816 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2024-11-08 16:05:16,816 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2024-11-08 16:05:16,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-08 16:05:16,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-08 16:05:16,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-08 16:05:16,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-08 16:05:16,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-08 16:05:16,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-08 16:05:16,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-08 16:05:16,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-08 16:05:16,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-08 16:05:16,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-08 16:05:16,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-08 16:05:16,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-08 16:05:16,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-08 16:05:16,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-08 16:05:16,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-08 16:05:16,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-08 16:05:16,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-08 16:05:16,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-08 16:05:16,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-08 16:05:16,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-08 16:05:16,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-08 16:05:16,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-08 16:05:16,822 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2024-11-08 16:05:16,822 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2024-11-08 16:05:16,822 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-08 16:05:16,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-08 16:05:16,822 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2024-11-08 16:05:16,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2024-11-08 16:05:16,823 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-08 16:05:16,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-08 16:05:16,823 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2024-11-08 16:05:16,823 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2024-11-08 16:05:16,823 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2024-11-08 16:05:16,823 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2024-11-08 16:05:16,823 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2024-11-08 16:05:16,823 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2024-11-08 16:05:16,823 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2024-11-08 16:05:16,824 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2024-11-08 16:05:16,824 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-11-08 16:05:16,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-11-08 16:05:16,824 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-11-08 16:05:16,824 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-11-08 16:05:16,824 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2024-11-08 16:05:16,824 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2024-11-08 16:05:16,824 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2024-11-08 16:05:16,824 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2024-11-08 16:05:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2024-11-08 16:05:16,825 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2024-11-08 16:05:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-08 16:05:16,825 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-08 16:05:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_register_net_channel [2024-11-08 16:05:16,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_register_net_channel [2024-11-08 16:05:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-08 16:05:16,825 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-08 16:05:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_mp_explode [2024-11-08 16:05:16,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_mp_explode [2024-11-08 16:05:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_may_pull [2024-11-08 16:05:16,826 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_may_pull [2024-11-08 16:05:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-08 16:05:16,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-08 16:05:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ioctl [2024-11-08 16:05:16,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ioctl [2024-11-08 16:05:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_peek [2024-11-08 16:05:16,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_peek [2024-11-08 16:05:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_poll [2024-11-08 16:05:16,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_poll [2024-11-08 16:05:16,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 16:05:16,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-08 16:05:16,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-08 16:05:16,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-08 16:05:16,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-08 16:05:16,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-08 16:05:16,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-08 16:05:16,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-08 16:05:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-08 16:05:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-08 16:05:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-08 16:05:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-08 16:05:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-08 16:05:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-08 16:05:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-08 16:05:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-08 16:05:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-08 16:05:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-08 16:05:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-08 16:05:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-08 16:05:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-08 16:05:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-08 16:05:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_channel [2024-11-08 16:05:16,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_channel [2024-11-08 16:05:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-08 16:05:16,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-08 16:05:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 16:05:16,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 16:05:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2024-11-08 16:05:16,829 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2024-11-08 16:05:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-08 16:05:16,829 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-08 16:05:18,042 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 16:05:18,046 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 16:05:31,043 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-08 16:05:42,850 INFO L? ?]: Removed 3410 outVars from TransFormulas that were not future-live. [2024-11-08 16:05:42,850 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 16:05:42,932 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 16:05:42,933 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 16:05:42,933 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:05:42 BoogieIcfgContainer [2024-11-08 16:05:42,934 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 16:05:42,936 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 16:05:42,937 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 16:05:42,941 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 16:05:42,942 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 04:05:10" (1/3) ... [2024-11-08 16:05:42,943 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@523aff6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:05:42, skipping insertion in model container [2024-11-08 16:05:42,943 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:05:14" (2/3) ... [2024-11-08 16:05:42,943 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@523aff6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:05:42, skipping insertion in model container [2024-11-08 16:05:42,945 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:05:42" (3/3) ... [2024-11-08 16:05:42,947 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i [2024-11-08 16:05:42,971 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 16:05:42,971 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 16:05:43,156 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 16:05:43,165 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2029cd92, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 16:05:43,166 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 16:05:43,185 INFO L276 IsEmpty]: Start isEmpty. Operand has 2430 states, 1749 states have (on average 1.3853630646083477) internal successors, (2423), 1821 states have internal predecessors, (2423), 550 states have call successors, (550), 130 states have call predecessors, (550), 129 states have return successors, (545), 525 states have call predecessors, (545), 545 states have call successors, (545) [2024-11-08 16:05:43,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2024-11-08 16:05:43,224 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:05:43,225 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:05:43,226 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:05:43,234 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:05:43,235 INFO L85 PathProgramCache]: Analyzing trace with hash 1150387192, now seen corresponding path program 1 times [2024-11-08 16:05:43,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:05:43,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613005646] [2024-11-08 16:05:43,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:05:43,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:05:54,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:55,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 16:05:55,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:55,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:05:55,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:55,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:05:55,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:55,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 16:05:55,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:55,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:05:55,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:55,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:05:55,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:55,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 16:05:55,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:55,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:05:55,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:55,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:05:55,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:55,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 16:05:55,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:55,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:05:55,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:55,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:05:55,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:55,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:05:55,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:55,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:05:55,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:55,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:05:55,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:56,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 16:05:56,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:56,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:05:56,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:56,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:05:56,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:56,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 16:05:56,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:56,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:05:56,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:56,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:05:56,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:56,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 16:05:56,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:56,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:05:56,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:56,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:05:56,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:56,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 16:05:56,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:56,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:05:56,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:56,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 16:05:56,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:56,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:05:56,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:56,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 16:05:56,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:56,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:05:56,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:56,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 16:05:56,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:56,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:05:56,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:56,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 16:05:56,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:56,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:05:56,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:56,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 16:05:56,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:56,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:05:56,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:56,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 16:05:56,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:56,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:05:56,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:05:56,513 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2024-11-08 16:05:56,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:05:56,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613005646] [2024-11-08 16:05:56,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1613005646] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:05:56,516 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:05:56,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:05:56,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792207494] [2024-11-08 16:05:56,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:05:56,526 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:05:56,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:05:56,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:05:56,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:05:56,572 INFO L87 Difference]: Start difference. First operand has 2430 states, 1749 states have (on average 1.3853630646083477) internal successors, (2423), 1821 states have internal predecessors, (2423), 550 states have call successors, (550), 130 states have call predecessors, (550), 129 states have return successors, (545), 525 states have call predecessors, (545), 545 states have call successors, (545) Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 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) [2024-11-08 16:06:00,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 16:06:05,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 16:07:21,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:07:21,514 INFO L93 Difference]: Finished difference Result 5584 states and 8404 transitions. [2024-11-08 16:07:21,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 16:07:21,517 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 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 226 [2024-11-08 16:07:21,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:07:21,582 INFO L225 Difference]: With dead ends: 5584 [2024-11-08 16:07:21,582 INFO L226 Difference]: Without dead ends: 3127 [2024-11-08 16:07:21,611 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:07:21,617 INFO L432 NwaCegarLoop]: 521 mSDtfsCounter, 4481 mSDsluCounter, 1005 mSDsCounter, 0 mSdLazyCounter, 7356 mSolverCounterSat, 1627 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 81.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4799 SdHoareTripleChecker+Valid, 1526 SdHoareTripleChecker+Invalid, 8985 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1627 IncrementalHoareTripleChecker+Valid, 7356 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 83.9s IncrementalHoareTripleChecker+Time [2024-11-08 16:07:21,618 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4799 Valid, 1526 Invalid, 8985 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1627 Valid, 7356 Invalid, 2 Unknown, 0 Unchecked, 83.9s Time] [2024-11-08 16:07:21,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3127 states. [2024-11-08 16:07:21,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3127 to 2398. [2024-11-08 16:07:21,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2398 states, 1730 states have (on average 1.376300578034682) internal successors, (2381), 1795 states have internal predecessors, (2381), 539 states have call successors, (539), 129 states have call predecessors, (539), 128 states have return successors, (538), 518 states have call predecessors, (538), 538 states have call successors, (538) [2024-11-08 16:07:21,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 2398 states and 3458 transitions. [2024-11-08 16:07:21,930 INFO L78 Accepts]: Start accepts. Automaton has 2398 states and 3458 transitions. Word has length 226 [2024-11-08 16:07:21,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:07:21,930 INFO L471 AbstractCegarLoop]: Abstraction has 2398 states and 3458 transitions. [2024-11-08 16:07:21,931 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 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) [2024-11-08 16:07:21,931 INFO L276 IsEmpty]: Start isEmpty. Operand 2398 states and 3458 transitions. [2024-11-08 16:07:21,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2024-11-08 16:07:21,944 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:07:21,944 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:07:21,945 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 16:07:21,945 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:07:21,946 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:07:21,946 INFO L85 PathProgramCache]: Analyzing trace with hash 712312840, now seen corresponding path program 1 times [2024-11-08 16:07:21,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:07:21,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584960903] [2024-11-08 16:07:21,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:07:21,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:07:32,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 16:07:33,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:07:33,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:07:33,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 16:07:33,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:07:33,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:07:33,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 16:07:33,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:07:33,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:07:33,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 16:07:33,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:07:33,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:07:33,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:07:33,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:07:33,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:07:33,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 16:07:33,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:07:33,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:07:33,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 16:07:33,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:07:33,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:07:33,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 16:07:33,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:07:33,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:07:33,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 16:07:33,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:07:33,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 16:07:33,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:07:33,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 16:07:33,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:07:33,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 16:07:33,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:07:33,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 16:07:33,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:07:33,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 16:07:33,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:07:33,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 16:07:33,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:07:33,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:07:33,954 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2024-11-08 16:07:33,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:07:33,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584960903] [2024-11-08 16:07:33,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584960903] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:07:33,958 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:07:33,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:07:33,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633095604] [2024-11-08 16:07:33,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:07:33,960 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:07:33,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:07:33,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:07:33,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:07:33,961 INFO L87 Difference]: Start difference. First operand 2398 states and 3458 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 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) [2024-11-08 16:07:38,078 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 16:07:42,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 16:08:41,312 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-08 16:09:42,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:09:42,954 INFO L93 Difference]: Finished difference Result 7763 states and 11437 transitions. [2024-11-08 16:09:42,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:09:42,955 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 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) Word has length 226 [2024-11-08 16:09:42,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:09:43,002 INFO L225 Difference]: With dead ends: 7763 [2024-11-08 16:09:43,002 INFO L226 Difference]: Without dead ends: 5407 [2024-11-08 16:09:43,017 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-11-08 16:09:43,018 INFO L432 NwaCegarLoop]: 484 mSDtfsCounter, 10670 mSDsluCounter, 972 mSDsCounter, 0 mSdLazyCounter, 9966 mSolverCounterSat, 4605 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 123.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11048 SdHoareTripleChecker+Valid, 1456 SdHoareTripleChecker+Invalid, 14574 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4605 IncrementalHoareTripleChecker+Valid, 9966 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 127.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:09:43,019 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11048 Valid, 1456 Invalid, 14574 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4605 Valid, 9966 Invalid, 3 Unknown, 0 Unchecked, 127.2s Time] [2024-11-08 16:09:43,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5407 states. [2024-11-08 16:09:43,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5407 to 4069. [2024-11-08 16:09:43,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4069 states, 2950 states have (on average 1.3738983050847458) internal successors, (4053), 3064 states have internal predecessors, (4053), 880 states have call successors, (880), 239 states have call predecessors, (880), 238 states have return successors, (879), 841 states have call predecessors, (879), 879 states have call successors, (879) [2024-11-08 16:09:43,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4069 states to 4069 states and 5812 transitions. [2024-11-08 16:09:43,323 INFO L78 Accepts]: Start accepts. Automaton has 4069 states and 5812 transitions. Word has length 226 [2024-11-08 16:09:43,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:09:43,325 INFO L471 AbstractCegarLoop]: Abstraction has 4069 states and 5812 transitions. [2024-11-08 16:09:43,326 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 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) [2024-11-08 16:09:43,326 INFO L276 IsEmpty]: Start isEmpty. Operand 4069 states and 5812 transitions. [2024-11-08 16:09:43,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2024-11-08 16:09:43,332 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:09:43,332 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:09:43,332 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 16:09:43,333 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:09:43,333 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:09:43,333 INFO L85 PathProgramCache]: Analyzing trace with hash 992348919, now seen corresponding path program 1 times [2024-11-08 16:09:43,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:09:43,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008198640] [2024-11-08 16:09:43,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:09:43,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:09:54,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:55,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 16:09:55,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:55,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:09:55,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:55,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:09:55,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:55,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 16:09:55,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:55,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:09:55,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:55,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:09:55,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:55,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 16:09:55,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:55,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:09:55,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:55,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:09:55,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:55,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 16:09:55,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:55,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:09:55,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:55,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:09:55,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:55,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:09:55,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:55,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:09:55,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:55,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:09:55,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:55,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 16:09:55,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:55,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:09:55,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:55,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:09:55,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:55,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 16:09:55,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:55,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:09:55,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:55,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:09:55,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:55,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 16:09:55,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:55,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:09:55,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:55,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:09:55,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:56,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 16:09:56,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:56,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:09:56,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:56,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 16:09:56,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:56,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:09:56,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:56,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 16:09:56,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:56,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:09:56,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:56,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 16:09:56,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:56,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:09:56,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:56,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 16:09:56,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:56,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:09:56,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:56,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 16:09:56,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:56,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:09:56,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:56,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 16:09:56,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:56,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:09:56,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:56,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 16:09:56,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:56,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-08 16:09:56,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:56,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-08 16:09:56,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:09:56,275 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2024-11-08 16:09:56,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:09:56,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008198640] [2024-11-08 16:09:56,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008198640] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:09:56,277 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:09:56,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:09:56,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114720068] [2024-11-08 16:09:56,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:09:56,280 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:09:56,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:09:56,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:09:56,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:09:56,282 INFO L87 Difference]: Start difference. First operand 4069 states and 5812 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-08 16:10:00,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 16:10:04,756 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 16:12:11,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:12:11,158 INFO L93 Difference]: Finished difference Result 14460 states and 21350 transitions. [2024-11-08 16:12:11,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:12:11,159 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 248 [2024-11-08 16:12:11,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:12:11,233 INFO L225 Difference]: With dead ends: 14460 [2024-11-08 16:12:11,234 INFO L226 Difference]: Without dead ends: 10433 [2024-11-08 16:12:11,252 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-11-08 16:12:11,253 INFO L432 NwaCegarLoop]: 490 mSDtfsCounter, 11924 mSDsluCounter, 977 mSDsCounter, 0 mSdLazyCounter, 10536 mSolverCounterSat, 5648 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 128.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12309 SdHoareTripleChecker+Valid, 1467 SdHoareTripleChecker+Invalid, 16186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5648 IncrementalHoareTripleChecker+Valid, 10536 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 132.9s IncrementalHoareTripleChecker+Time [2024-11-08 16:12:11,254 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12309 Valid, 1467 Invalid, 16186 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5648 Valid, 10536 Invalid, 2 Unknown, 0 Unchecked, 132.9s Time] [2024-11-08 16:12:11,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10433 states. [2024-11-08 16:12:11,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10433 to 8268. [2024-11-08 16:12:11,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8268 states, 5977 states have (on average 1.3702526351012214) internal successors, (8190), 6226 states have internal predecessors, (8190), 1777 states have call successors, (1777), 463 states have call predecessors, (1777), 513 states have return successors, (1989), 1735 states have call predecessors, (1989), 1776 states have call successors, (1989) [2024-11-08 16:12:11,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8268 states to 8268 states and 11956 transitions. [2024-11-08 16:12:11,791 INFO L78 Accepts]: Start accepts. Automaton has 8268 states and 11956 transitions. Word has length 248 [2024-11-08 16:12:11,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:12:11,793 INFO L471 AbstractCegarLoop]: Abstraction has 8268 states and 11956 transitions. [2024-11-08 16:12:11,793 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-08 16:12:11,794 INFO L276 IsEmpty]: Start isEmpty. Operand 8268 states and 11956 transitions. [2024-11-08 16:12:11,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2024-11-08 16:12:11,801 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:12:11,802 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 7, 7, 7, 7, 7, 7, 7, 7, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:12:11,802 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 16:12:11,802 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:12:11,802 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:12:11,803 INFO L85 PathProgramCache]: Analyzing trace with hash -1789733474, now seen corresponding path program 1 times [2024-11-08 16:12:11,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:12:11,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662116287] [2024-11-08 16:12:11,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:12:11,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:12:22,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 16:12:23,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:12:23,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:12:23,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 16:12:23,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:12:23,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:12:23,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 16:12:23,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:12:23,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:12:23,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 16:12:23,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:12:23,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:12:23,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:12:23,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:12:23,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:12:23,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 16:12:23,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:12:23,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:12:23,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 16:12:23,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:12:23,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:12:23,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 16:12:23,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:12:23,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:12:23,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 16:12:23,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:12:23,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 16:12:23,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:12:23,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 16:12:23,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:12:23,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 16:12:23,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:12:23,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 16:12:23,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:12:23,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 16:12:23,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:12:23,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 16:12:23,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:12:23,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-08 16:12:23,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-08 16:12:23,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:12:23,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:12:23,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-08 16:12:23,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:12:23,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:12:23,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-08 16:12:23,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-08 16:12:23,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:12:23,879 INFO L134 CoverageAnalysis]: Checked inductivity of 825 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 822 trivial. 0 not checked. [2024-11-08 16:12:23,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:12:23,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662116287] [2024-11-08 16:12:23,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [662116287] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:12:23,880 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:12:23,880 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:12:23,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52112388] [2024-11-08 16:12:23,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:12:23,881 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:12:23,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:12:23,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:12:23,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:12:23,890 INFO L87 Difference]: Start difference. First operand 8268 states and 11956 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-08 16:12:27,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 16:12:32,317 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 16:13:45,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:13:45,708 INFO L93 Difference]: Finished difference Result 18614 states and 27440 transitions. [2024-11-08 16:13:45,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 16:13:45,709 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 290 [2024-11-08 16:13:45,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:13:45,778 INFO L225 Difference]: With dead ends: 18614 [2024-11-08 16:13:45,778 INFO L226 Difference]: Without dead ends: 10388 [2024-11-08 16:13:45,814 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-11-08 16:13:45,815 INFO L432 NwaCegarLoop]: 483 mSDtfsCounter, 7897 mSDsluCounter, 629 mSDsCounter, 0 mSdLazyCounter, 5982 mSolverCounterSat, 4030 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 77.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7989 SdHoareTripleChecker+Valid, 1112 SdHoareTripleChecker+Invalid, 10014 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4030 IncrementalHoareTripleChecker+Valid, 5982 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 80.3s IncrementalHoareTripleChecker+Time [2024-11-08 16:13:45,816 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7989 Valid, 1112 Invalid, 10014 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4030 Valid, 5982 Invalid, 2 Unknown, 0 Unchecked, 80.3s Time] [2024-11-08 16:13:45,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10388 states. [2024-11-08 16:13:46,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10388 to 8268. [2024-11-08 16:13:46,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8268 states, 5977 states have (on average 1.3695834030450058) internal successors, (8186), 6226 states have internal predecessors, (8186), 1777 states have call successors, (1777), 463 states have call predecessors, (1777), 513 states have return successors, (1989), 1735 states have call predecessors, (1989), 1776 states have call successors, (1989) [2024-11-08 16:13:46,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8268 states to 8268 states and 11952 transitions. [2024-11-08 16:13:46,500 INFO L78 Accepts]: Start accepts. Automaton has 8268 states and 11952 transitions. Word has length 290 [2024-11-08 16:13:46,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:13:46,500 INFO L471 AbstractCegarLoop]: Abstraction has 8268 states and 11952 transitions. [2024-11-08 16:13:46,501 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-08 16:13:46,501 INFO L276 IsEmpty]: Start isEmpty. Operand 8268 states and 11952 transitions. [2024-11-08 16:13:46,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-11-08 16:13:46,512 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:13:46,512 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 7, 7, 7, 7, 7, 7, 7, 7, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:13:46,512 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 16:13:46,513 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:13:46,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:13:46,513 INFO L85 PathProgramCache]: Analyzing trace with hash 1895402860, now seen corresponding path program 1 times [2024-11-08 16:13:46,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:13:46,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966227177] [2024-11-08 16:13:46,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:13:46,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:13:57,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:57,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 16:13:57,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:13:58,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:13:58,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 16:13:58,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:13:58,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:13:58,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 16:13:58,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:13:58,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:13:58,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 16:13:58,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:13:58,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:13:58,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:13:58,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:13:58,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:13:58,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 16:13:58,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:13:58,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:13:58,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 16:13:58,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:13:58,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:13:58,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 16:13:58,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:13:58,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:13:58,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 16:13:58,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:13:58,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 16:13:58,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:13:58,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 16:13:58,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:13:58,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 16:13:58,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:13:58,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 16:13:58,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:13:58,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 16:13:58,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:13:58,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 16:13:58,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:13:58,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-08 16:13:58,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-08 16:13:58,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:13:58,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:13:58,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-08 16:13:58,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:13:58,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:13:58,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-08 16:13:58,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-08 16:13:58,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 16:13:58,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:13:58,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:13:58,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:13:58,622 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 965 trivial. 0 not checked. [2024-11-08 16:13:58,623 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:13:58,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966227177] [2024-11-08 16:13:58,623 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [966227177] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:13:58,623 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:13:58,623 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:13:58,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455928706] [2024-11-08 16:13:58,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:13:58,625 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:13:58,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:13:58,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:13:58,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:13:58,626 INFO L87 Difference]: Start difference. First operand 8268 states and 11952 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-08 16:14:02,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 16:14:07,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 16:16:13,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:16:13,297 INFO L93 Difference]: Finished difference Result 10395 states and 15547 transitions. [2024-11-08 16:16:13,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 16:16:13,298 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 307 [2024-11-08 16:16:13,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:16:13,368 INFO L225 Difference]: With dead ends: 10395 [2024-11-08 16:16:13,369 INFO L226 Difference]: Without dead ends: 10392 [2024-11-08 16:16:13,377 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:16:13,378 INFO L432 NwaCegarLoop]: 483 mSDtfsCounter, 4504 mSDsluCounter, 1337 mSDsCounter, 0 mSdLazyCounter, 10593 mSolverCounterSat, 1581 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 130.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4826 SdHoareTripleChecker+Valid, 1820 SdHoareTripleChecker+Invalid, 12176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1581 IncrementalHoareTripleChecker+Valid, 10593 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 133.3s IncrementalHoareTripleChecker+Time [2024-11-08 16:16:13,379 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4826 Valid, 1820 Invalid, 12176 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1581 Valid, 10593 Invalid, 2 Unknown, 0 Unchecked, 133.3s Time] [2024-11-08 16:16:13,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10392 states. [2024-11-08 16:16:14,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10392 to 8272. [2024-11-08 16:16:14,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8272 states, 5981 states have (on average 1.3693362313994315) internal successors, (8190), 6230 states have internal predecessors, (8190), 1777 states have call successors, (1777), 463 states have call predecessors, (1777), 513 states have return successors, (1989), 1735 states have call predecessors, (1989), 1776 states have call successors, (1989) [2024-11-08 16:16:14,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8272 states to 8272 states and 11956 transitions. [2024-11-08 16:16:14,269 INFO L78 Accepts]: Start accepts. Automaton has 8272 states and 11956 transitions. Word has length 307 [2024-11-08 16:16:14,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:16:14,270 INFO L471 AbstractCegarLoop]: Abstraction has 8272 states and 11956 transitions. [2024-11-08 16:16:14,270 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-08 16:16:14,274 INFO L276 IsEmpty]: Start isEmpty. Operand 8272 states and 11956 transitions. [2024-11-08 16:16:14,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2024-11-08 16:16:14,281 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:16:14,281 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 7, 7, 7, 7, 7, 7, 7, 7, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:16:14,283 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 16:16:14,283 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:16:14,285 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:16:14,285 INFO L85 PathProgramCache]: Analyzing trace with hash -184232431, now seen corresponding path program 1 times [2024-11-08 16:16:14,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:16:14,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104361913] [2024-11-08 16:16:14,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:16:14,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:16:27,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:29,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 16:16:29,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:29,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:16:29,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:29,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:16:29,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:29,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 16:16:29,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:29,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:16:29,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:29,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:16:29,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:29,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 16:16:29,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:29,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:16:29,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:29,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:16:29,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:29,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 16:16:29,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:29,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:16:29,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:29,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:16:29,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:29,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:16:29,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:29,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:16:29,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:29,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:16:29,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:29,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 16:16:29,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:29,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:16:29,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:29,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:16:29,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:29,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 16:16:29,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:16:30,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:16:30,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 16:16:30,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:16:30,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:16:30,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 16:16:30,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:16:30,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 16:16:30,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:16:30,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 16:16:30,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:16:30,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 16:16:30,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:16:30,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 16:16:30,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:16:30,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 16:16:30,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:16:30,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 16:16:30,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:16:30,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-08 16:16:30,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-08 16:16:30,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:16:30,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:16:30,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-08 16:16:30,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:16:30,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:16:30,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-08 16:16:30,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-08 16:16:30,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 16:16:30,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 16:16:30,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 16:16:30,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:16:30,705 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 965 trivial. 0 not checked. [2024-11-08 16:16:30,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:16:30,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104361913] [2024-11-08 16:16:30,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104361913] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:16:30,706 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:16:30,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 16:16:30,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866646031] [2024-11-08 16:16:30,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:16:30,708 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 16:16:30,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:16:30,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 16:16:30,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:16:30,709 INFO L87 Difference]: Start difference. First operand 8272 states and 11956 transitions. Second operand has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 4 states have internal predecessors, (75), 3 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-08 16:16:34,855 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 16:16:39,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []