There is a bug that is causing julia to crash, but only on the Travis test machine, which is
System: Linux (x86_64-linux-gnu) CPU: AMD Opteron(tm) Processor 6376 WORD_SIZE: 64 BLAS: libopenblas (NO_LAPACK NO_LAPACKE DYNAMIC_ARCH NO_AFFINITY Piledriver) LAPACK: liblapack.so.3 LIBM: libopenlibm LLVM: libLLVM-3.3 not on my local machine, which is Platform Info: System: Darwin (x86_64-apple-darwin14.4.0) CPU: Intel(R) Core(TM) i7-3820QM CPU @ 2.70GHz WORD_SIZE: 64 BLAS: libopenblas (USE64BITINT DYNAMIC_ARCH NO_AFFINITY Sandybridge) LAPACK: libopenblas LIBM: libopenlibm LLVM: libLLVM-3.3 Below is the trace. Anyone know how I can debug this? Is it possible to ssh into Travis and test directly? I suspect it is related to a Base.convert issue, though that was supposed to be resolved now. signal (4): Illegal instruction unknown function (ip: 0x7fcd8024d661) jl_apply_generic at /usr/bin/../lib/x86_64-linux-gnu/julia/libjulia.so (unknown line) convert at /home/travis/.julia/v0.4/ApproxFun/src/Operators/Conversion.jl:62 setindex! at array.jl:324 jlcall_setindex!_34092 at (unknown line) jl_apply_generic at /usr/bin/../lib/x86_64-linux-gnu/julia/libjulia.so (unknown line) getindex at array.jl:167 call at /home/travis/.julia/v0.4/ApproxFun/src/Operators/algebra.jl:266 jl_apply_generic at /usr/bin/../lib/x86_64-linux-gnu/julia/libjulia.so (unknown line) promoterangespace at /home/travis/.julia/v0.4/ApproxFun/src/Operators/spacepromotion.jl:90 promoterangespace at /home/travis/.julia/v0.4/ApproxFun/src/Operators/spacepromotion.jl:86 jl_apply_generic at /usr/bin/../lib/x86_64-linux-gnu/julia/libjulia.so (unknown line) promoterangespace at /home/travis/.julia/v0.4/ApproxFun/src/Operators/spacepromotion.jl:103 jl_apply_generic at /usr/bin/../lib/x86_64-linux-gnu/julia/libjulia.so (unknown line) promotespaces at /home/travis/.julia/v0.4/ApproxFun/src/Operators/spacepromotion.jl:144 promoteplus at /home/travis/.julia/v0.4/ApproxFun/src/Operators/algebra.jl:35 + at /home/travis/.julia/v0.4/ApproxFun/src/Operators/algebra.jl:65 jl_apply_generic at /usr/bin/../lib/x86_64-linux-gnu/julia/libjulia.so (unknown line) - at /home/travis/.julia/v0.4/ApproxFun/src/Operators/algebra.jl:112 jl_apply_generic at /usr/bin/../lib/x86_64-linux-gnu/julia/libjulia.so (unknown line) exp at /home/travis/.julia/v0.4/ApproxFun/src/Extras/specialfunctions.jl:307 jl_apply_generic at /usr/bin/../lib/x86_64-linux-gnu/julia/libjulia.so (unknown line) unknown function (ip: 0x7fcf9f4d3be0) unknown function (ip: 0x7fcf9f4d2acc) unknown function (ip: 0x7fcf9f4d2808) unknown function (ip: 0x7fcf9f4d34a7) unknown function (ip: 0x7fcf9f4d3abd) unknown function (ip: 0x7fcf9f4e57f6) unknown function (ip: 0x7fcf9f4e65f1) jl_load at /usr/bin/../lib/x86_64-linux-gnu/julia/libjulia.so (unknown line) include at ./boot.jl:254 jl_apply_generic at /usr/bin/../lib/x86_64-linux-gnu/julia/libjulia.so (unknown line) include_from_node1 at ./loading.jl:133 jl_apply_generic at /usr/bin/../lib/x86_64-linux-gnu/julia/libjulia.so (unknown line) unknown function (ip: 0x7fcf9f4d3be0) unknown function (ip: 0x7fcf9f4d2acc) unknown function (ip: 0x7fcf9f4e53ad) unknown function (ip: 0x7fcf9f4e65f1) jl_load at /usr/bin/../lib/x86_64-linux-gnu/julia/libjulia.so (unknown line) include at ./boot.jl:254 jl_apply_generic at /usr/bin/../lib/x86_64-linux-gnu/julia/libjulia.so (unknown line) include_from_node1 at loading.jl:133 jl_apply_generic at /usr/bin/../lib/x86_64-linux-gnu/julia/libjulia.so (unknown line) process_options at ./client.jl:314 _start at ./client.jl:406 unknown function (ip: 0x7fcf9c837589) jl_apply_generic at /usr/bin/../lib/x86_64-linux-gnu/julia/libjulia.so (unknown line) unknown function (ip: 0x4019b0) unknown function (ip: 0x4015b1) __libc_start_main at /lib/x86_64-linux-gnu/libc.so.6 (unknown line) unknown function (ip: 0x4015fd)
