"Assertion `!jl_subtype((jl_value_t*)sig, (jl_value_t*)type)' failed" when compiling DiffEqBase using julia-debug

[tkf]

julia> versioninfo()
Julia Version 1.1.0-DEV.373
Commit 4412dd4d92 (2018-10-03 01:06 UTC)
DEBUG build
Platform Info:
  OS: Linux (x86_64-pc-linux-gnu)
  CPU: Intel(R) Core(TM) i7-8550U CPU @ 1.80GHz
  WORD_SIZE: 64
  LIBM: libopenlibm
  LLVM: libLLVM-6.0.1 (ORCJIT, skylake)

julia> run(`git -C $(dirname(Base.find_package("DiffEqBase"))) rev-parse HEAD`)
1f89c1aff8e1841e0558782d56d0973ad309f57a
Process(`git -C /home/takafumi/.julia/dev/DiffEqBase/src rev-parse HEAD`, ProcessExited(0))

julia> using DiffEqBase
[ Info: Precompiling DiffEqBase [2b5f629d-d688-5b77-993f-72d75c75574e]
julia-debug: /home/takafumi/repos/watch/julia/src/gf.c:1189: check_ambiguous_visitor: Assertion `!jl_subtype((jl_value_t*)sig, (jl_value_t*)type)' failed.

signal (6): Aborted
in expression starting at /home/takafumi/.julia/dev/DiffEqBase/src/solutions/solution_interface.jl:5
gsignal at /usr/lib/libc.so.6 (unknown line)
abort at /usr/lib/libc.so.6 (unknown line)
__assert_fail_base.cold.0 at /usr/lib/libc.so.6 (unknown line)
__assert_fail at /usr/lib/libc.so.6 (unknown line)
check_ambiguous_visitor at /home/takafumi/repos/watch/julia/src/gf.c:1189
jl_typemap_intersection_node_visitor at /home/takafumi/repos/watch/julia/src/typemap.c:486
jl_typemap_intersection_visitor at /home/takafumi/repos/watch/julia/src/typemap.c:553
jl_typemap_intersection_visitor at /home/takafumi/repos/watch/julia/src/typemap.c:544
check_ambiguous_matches at /home/takafumi/repos/watch/julia/src/gf.c:1276
jl_method_table_insert at /home/takafumi/repos/watch/julia/src/gf.c:1554
jl_method_def at /home/takafumi/repos/watch/julia/src/method.c:830
eval_methoddef at /home/takafumi/repos/watch/julia/src/interpreter.c:309
eval_body at /home/takafumi/repos/watch/julia/src/interpreter.c:727
jl_interpret_toplevel_thunk_callback at /home/takafumi/repos/watch/julia/src/interpreter.c:880
unknown function (ip: 0xfffffffffffffffe)
unknown function (ip: 0x7f19fa29398f)
unknown function (ip: 0x6)
jl_interpret_toplevel_thunk at /home/takafumi/repos/watch/julia/src/interpreter.c:889
jl_toplevel_eval_flex at /home/takafumi/repos/watch/julia/src/toplevel.c:818
jl_parse_eval_all at /home/takafumi/repos/watch/julia/src/ast.c:881
jl_load at /home/takafumi/repos/watch/julia/src/toplevel.c:852
jl_load_ at /home/takafumi/repos/watch/julia/src/toplevel.c:859
include at ./boot.jl:317 [inlined]
include_relative at ./loading.jl:1044
include at ./sysimg.jl:29 [inlined]
include at /home/takafumi/.julia/dev/DiffEqBase/src/DiffEqBase.jl:1
jl_fptr_args at /home/takafumi/repos/watch/julia/src/gf.c:1853
jl_apply_generic at /home/takafumi/repos/watch/julia/src/gf.c:2198
do_call at /home/takafumi/repos/watch/julia/src/interpreter.c:323
eval_value at /home/takafumi/repos/watch/julia/src/interpreter.c:411
eval_stmt_value at /home/takafumi/repos/watch/julia/src/interpreter.c:362
eval_body at /home/takafumi/repos/watch/julia/src/interpreter.c:750
jl_interpret_toplevel_thunk_callback at /home/takafumi/repos/watch/julia/src/interpreter.c:880
unknown function (ip: 0xfffffffffffffffe)
unknown function (ip: 0x7f19fa29316f)
unknown function (ip: 0xffffffffffffffff)
jl_interpret_toplevel_thunk at /home/takafumi/repos/watch/julia/src/interpreter.c:889
jl_toplevel_eval_flex at /home/takafumi/repos/watch/julia/src/toplevel.c:818
jl_eval_module_expr at /home/takafumi/repos/watch/julia/src/toplevel.c:233
jl_toplevel_eval_flex at /home/takafumi/repos/watch/julia/src/toplevel.c:656
jl_parse_eval_all at /home/takafumi/repos/watch/julia/src/ast.c:881
jl_load at /home/takafumi/repos/watch/julia/src/toplevel.c:852
jl_load_ at /home/takafumi/repos/watch/julia/src/toplevel.c:859
include at ./boot.jl:317 [inlined]
include_relative at ./loading.jl:1044
include at ./sysimg.jl:29
jl_fptr_args at /home/takafumi/repos/watch/julia/src/gf.c:1853
jl_apply_generic at /home/takafumi/repos/watch/julia/src/gf.c:2198
do_call at /home/takafumi/repos/watch/julia/src/interpreter.c:323
eval_value at /home/takafumi/repos/watch/julia/src/interpreter.c:411
eval_stmt_value at /home/takafumi/repos/watch/julia/src/interpreter.c:362
eval_body at /home/takafumi/repos/watch/julia/src/interpreter.c:750
eval_body at /home/takafumi/repos/watch/julia/src/interpreter.c:685
jl_interpret_toplevel_thunk_callback at /home/takafumi/repos/watch/julia/src/interpreter.c:880
unknown function (ip: 0xfffffffffffffffe)
unknown function (ip: 0x7f1a36e12e4f)
unknown function (ip: 0x2)
jl_interpret_toplevel_thunk at /home/takafumi/repos/watch/julia/src/interpreter.c:889
jl_toplevel_eval_flex at /home/takafumi/repos/watch/julia/src/toplevel.c:818
jl_toplevel_eval at /home/takafumi/repos/watch/julia/src/toplevel.c:827
jl_toplevel_eval_in at /home/takafumi/repos/watch/julia/src/builtins.c:622
eval at ./boot.jl:319 [inlined]
eval at ./client.jl:389
jl_fptr_args at /home/takafumi/repos/watch/julia/src/gf.c:1853
jl_apply_generic at /home/takafumi/repos/watch/julia/src/gf.c:2198
top-level scope at ./none:3
jl_fptr_args at /home/takafumi/repos/watch/julia/src/gf.c:1853
jl_fptr_trampoline at /home/takafumi/repos/watch/julia/src/gf.c:1843
jl_toplevel_eval_flex at /home/takafumi/repos/watch/julia/src/toplevel.c:812
jl_toplevel_eval at /home/takafumi/repos/watch/julia/src/toplevel.c:827
jl_toplevel_eval_in at /home/takafumi/repos/watch/julia/src/builtins.c:622
eval at ./boot.jl:319
jl_fptr_args at /home/takafumi/repos/watch/julia/src/gf.c:1853
jl_apply_generic at /home/takafumi/repos/watch/julia/src/gf.c:2198
macro expansion at ./logging.jl:317 [inlined]
exec_options at ./client.jl:219
_start at ./client.jl:421
jl_fptr_args at /home/takafumi/repos/watch/julia/src/gf.c:1853
jl_apply_generic at /home/takafumi/repos/watch/julia/src/gf.c:2198
jl_apply at /home/takafumi/repos/watch/julia/ui/../src/julia.h:1562
true_main at /home/takafumi/repos/watch/julia/ui/repl.c:112
main at /home/takafumi/repos/watch/julia/ui/repl.c:233
__libc_start_main at /usr/lib/libc.so.6 (unknown line)
_start at /home/takafumi/repos/watch/julia/usr/bin/julia-debug (unknown line)
Allocations: 5553915 (Pool: 5552955; Big: 960); GC: 10
ERROR: Failed to precompile DiffEqBase [2b5f629d-d688-5b77-993f-72d75c75574e] to /home/takafumi/.julia/compiled/v1.1/DiffEqBase/oaevG.ji.
Stacktrace:
 [1] error(::String) at ./error.jl:33
 [2] macro expansion at ./logging.jl:313 [inlined]
 [3] compilecache(::Base.PkgId, ::String) at ./loading.jl:1190
 [4] macro expansion at ./logging.jl:311 [inlined]
 [5] _require(::Base.PkgId) at ./loading.jl:947
 [6] require(::Base.PkgId) at ./loading.jl:858
 [7] macro expansion at ./logging.jl:311 [inlined]
 [8] require(::Module, ::Symbol) at ./loading.jl:840

The error points to this method in solution_interface.jl.

I'm assuming that this is worthy of a bug report by looking at, e.g., #29136.

[JeffBezanson]

Yes, thank you for reporting this!