# Segmentation fault in julia nightly when running standard tests on github CI

**URL:** <https://discourse.julialang.org/t/segmentation-fault-in-julia-nightly-when-running-standard-tests-on-github-ci/65048>\
**Category:** General Usage\
**Tags:** question\
**Created:** [July 21, 2021, 4:16pm UTC](https://discourse.julialang.org/t/segmentation-fault-in-julia-nightly-when-running-standard-tests-on-github-ci/65048 "2021-07-21T16:16:29Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![schlichtanders](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/schlichtanders/32/32145_2.png) [@schlichtanders](https://discourse.julialang.org/u/schlichtanders)\
**Post date:** [July 21, 2021, 4:16pm UTC](https://discourse.julialang.org/t/segmentation-fault-in-julia-nightly-when-running-standard-tests-on-github-ci/65048/1 "2021-07-21T16:16:31Z")

</div>

Just run into this error when running the standard tests of my new package [`ExtensibleEffects.jl`](https://github.com/JuliaFunctional/ExtensibleEffects.jl) under julia nightly. On Julia 1.6 everything runs smoothly.

Does someone know whether I should push this to github julia?

[https://github.com/JuliaFunctional/ExtensibleEffects.jl/runs/3125836208?check\_suite\_focus=true](https://github.com/JuliaFunctional/ExtensibleEffects.jl/runs/3125836208?check_suite_focus=true)

```julia
signal (11): Segmentation fault
in expression starting at /home/runner/work/ExtensibleEffects.jl/ExtensibleEffects.jl/test/VectorIterable.jl:17
gc_mark_loop at /buildworker/worker/package_linux64/build/src/gc.c:2523
_jl_gc_collect at /buildworker/worker/package_linux64/build/src/gc.c:3028
jl_gc_collect at /buildworker/worker/package_linux64/build/src/gc.c:3236
maybe_collect at /buildworker/worker/package_linux64/build/src/gc.c:881 [inlined]
jl_gc_pool_alloc at /buildworker/worker/package_linux64/build/src/gc.c:1205
iterate at ./compiler/ssair/ir.jl:1314
batch_inline! at ./compiler/ssair/inlining.jl:592
ssa_inlining_pass! at ./compiler/ssair/inlining.jl:75
jfptr_ssa_inlining_passNOT._9395.clone_1 at /opt/hostedtoolcache/julia/nightly/x64/lib/julia/sys.so (unknown line)
_jl_invoke at /buildworker/worker/package_linux64/build/src/gf.c:2245 [inlined]
jl_apply_generic at /buildworker/worker/package_linux64/build/src/gf.c:2427
run_passes at ./compiler/optimize.jl:299
optimize at ./compiler/optimize.jl:288 [inlined]
_typeinf at ./compiler/typeinfer.jl:255
typeinf at ./compiler/typeinfer.jl:209
abstract_call_method_with_const_args at ./compiler/abstractinterpretation.jl:520
abstract_call_gf_by_type at ./compiler/abstractinterpretation.jl:168
abstract_call_known at ./compiler/abstractinterpretation.jl:1270
abstract_call at ./compiler/abstractinterpretation.jl:1324
abstract_call at ./compiler/abstractinterpretation.jl:1309
abstract_eval_statement at ./compiler/abstractinterpretation.jl:1463
typeinf_local at ./compiler/abstractinterpretation.jl:1833
typeinf_nocycle at ./compiler/abstractinterpretation.jl:1940
_typeinf at ./compiler/typeinfer.jl:226
typeinf at ./compiler/typeinfer.jl:209
abstract_call_method_with_const_args at ./compiler/abstractinterpretation.jl:520
abstract_call_gf_by_type at ./compiler/abstractinterpretation.jl:168
abstract_call_known at ./compiler/abstractinterpretation.jl:1270
abstract_call at ./compiler/abstractinterpretation.jl:1324
abstract_call at ./compiler/abstractinterpretation.jl:1309
abstract_eval_statement at ./compiler/abstractinterpretation.jl:1463
typeinf_local at ./compiler/abstractinterpretation.jl:1833
typeinf_nocycle at ./compiler/abstractinterpretation.jl:1940
_typeinf at ./compiler/typeinfer.jl:226
typeinf at ./compiler/typeinfer.jl:209
typeinf_ext at ./compiler/typeinfer.jl:908
typeinf_ext_toplevel at ./compiler/typeinfer.jl:941
typeinf_ext_toplevel at ./compiler/typeinfer.jl:937
jfptr_typeinf_ext_toplevel_9381.clone_1 at /opt/hostedtoolcache/julia/nightly/x64/lib/julia/sys.so (unknown line)
_jl_invoke at /buildworker/worker/package_linux64/build/src/gf.c:2245 [inlined]
jl_apply_generic at /buildworker/worker/package_linux64/build/src/gf.c:2427
jl_apply at /buildworker/worker/package_linux64/build/src/julia.h:1787 [inlined]
jl_type_infer at /buildworker/worker/package_linux64/build/src/gf.c:295
jl_generate_fptr at /buildworker/worker/package_linux64/build/src/jitlayers.cpp:338
_jl_invoke at /buildworker/worker/package_linux64/build/src/gf.c:2245 [inlined]
jl_apply_generic at /buildworker/worker/package_linux64/build/src/gf.c:2427
_include at ./loading.jl:1253
include at ./client.jl:451
_jl_invoke at /buildworker/worker/package_linux64/build/src/gf.c:2245 [inlined]
jl_apply_generic at /buildworker/worker/package_linux64/build/src/gf.c:2427
jl_apply at /buildworker/worker/package_linux64/build/src/julia.h:1787 [inlined]
do_call at /buildworker/worker/package_linux64/build/src/interpreter.c:125
eval_value at /buildworker/worker/package_linux64/build/src/interpreter.c:214
eval_stmt_value at /buildworker/worker/package_linux64/build/src/interpreter.c:165 [inlined]
eval_body at /buildworker/worker/package_linux64/build/src/interpreter.c:583
jl_interpret_toplevel_thunk at /buildworker/worker/package_linux64/build/src/interpreter.c:727
jl_toplevel_eval_flex at /buildworker/worker/package_linux64/build/src/toplevel.c:885
jl_toplevel_eval_flex at /buildworker/worker/package_linux64/build/src/toplevel.c:830
jl_toplevel_eval_in at /buildworker/worker/package_linux64/build/src/toplevel.c:944
eval at ./boot.jl:373 [inlined]
exec_options at ./client.jl:268
_start at ./client.jl:495
jfptr__start_20685.clone_1 at /opt/hostedtoolcache/julia/nightly/x64/lib/julia/sys.so (unknown line)
_jl_invoke at /buildworker/worker/package_linux64/build/src/gf.c:2245 [inlined]
jl_apply_generic at /buildworker/worker/package_linux64/build/src/gf.c:2427
jl_apply at /buildworker/worker/package_linux64/build/src/julia.h:1787 [inlined]
true_main at /buildworker/worker/package_linux64/build/src/jlapi.c:559
jl_repl_entrypoint at /buildworker/worker/package_linux64/build/src/jlapi.c:701
main at /buildworker/worker/package_linux64/build/cli/loader_exe.c:42
__libc_start_main at /lib/x86_64-linux-gnu/libc.so.6 (unknown line)
_start at /opt/hostedtoolcache/julia/nightly/x64/bin/julia (unknown line)
Allocations: 21183232 (Pool: 21171191; Big: 12041); GC: 23
ERROR: Package ExtensibleEffects errored during testing (received signal: 11)
Stacktrace:
 [1] pkgerror(msg::String)
   @ Pkg.Types /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.8/Pkg/src/Types.jl:68
 [2] test(ctx::Pkg.Types.Context, pkgs::Vector{Pkg.Types.PackageSpec}; coverage::Bool, julia_args::Cmd, test_args::Cmd, test_fn::Nothing, force_latest_compatible_version::Bool, allow_earlier_backwards_compatible_versions::Bool, allow_reresolve::Bool)
   @ Pkg.Operations /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.8/Pkg/src/Operations.jl:1681
 [3] test(ctx::Pkg.Types.Context, pkgs::Vector{Pkg.Types.PackageSpec}; coverage::Bool, test_fn::Nothing, julia_args::Cmd, test_args::Cmd, force_latest_compatible_version::Bool, allow_earlier_backwards_compatible_versions::Bool, allow_reresolve::Bool, kwargs::Base.Pairs{Symbol, IOContext{Base.PipeEndpoint}, Tuple{Symbol}, NamedTuple{(:io,), Tuple{IOContext{Base.PipeEndpoint}}}})
   @ Pkg.API /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.8/Pkg/src/API.jl:426
 [4] test(pkgs::Vector{Pkg.Types.PackageSpec}; io::IOContext{Base.PipeEndpoint}, kwargs::Base.Pairs{Symbol, Bool, Tuple{Symbol, Symbol}, NamedTuple{(:coverage, :force_latest_compatible_version), Tuple{Bool, Bool}}})
   @ Pkg.API /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.8/Pkg/src/API.jl:154
 [5] test(; name::Nothing, uuid::Nothing, version::Nothing, url::Nothing, rev::Nothing, path::Nothing, mode::Pkg.Types.PackageMode, subdir::Nothing, kwargs::Base.Pairs{Symbol, Bool, Tuple{Symbol, Symbol}, NamedTuple{(:coverage, :force_latest_compatible_version), Tuple{Bool, Bool}}})
   @ Pkg.API /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.8/Pkg/src/API.jl:169
 [6] top-level scope
   @ none:1
Vector/Iterable: 
Error: Process completed with exit code 1.

```

---

<div class="post-metadata">

**Author:** ![schlichtanders](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/schlichtanders/32/32145_2.png) [@schlichtanders](https://discourse.julialang.org/u/schlichtanders)\
**Post date:** [July 30, 2021, 6:50pm UTC](https://discourse.julialang.org/t/segmentation-fault-in-julia-nightly-when-running-standard-tests-on-github-ci/65048/2 "2021-07-30T18:50:32Z")

</div>

opened an issue on Julia github: [https://github.com/JuliaLang/julia/issues/41738](https://github.com/JuliaLang/julia/issues/41738)