Swift Package IndexBuild Information
Failed to build MLXAudio, reference v69.2.2 (d82ad7), with Swift 6.3 for Linux on 24 Apr 2026 23:43:54 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:basic-6.3-latest swift build --triple x86_64-unknown-linux-gnu 2>&1Build Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/gaelic-ghost/mlx-audio-swift.git
Reference: v69.2.2
Initialized empty Git repository in /host/spi-builder-workspace/.git/
hint: Using 'master' as the name for the initial branch. This default branch name
hint: is subject to change. To configure the initial branch name to use in all
hint: of your new repositories, which will suppress this warning, call:
hint:
hint: git config --global init.defaultBranch <name>
hint:
hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
hint: 'development'. The just-created branch can be renamed via this command:
hint:
hint: git branch -m <name>
From https://github.com/gaelic-ghost/mlx-audio-swift
* tag v69.2.2 -> FETCH_HEAD
HEAD is now at d82ad71 models: expose bounded qwen replay decode
Cloned https://github.com/gaelic-ghost/mlx-audio-swift.git
Revision (git rev-parse @):
d82ad715fd1ffb841c7771deacd158faa8183f0c
SUCCESS checkout https://github.com/gaelic-ghost/mlx-audio-swift.git at v69.2.2
========================================
Build
========================================
Selected platform: linux
Swift version: 6.3
Building package at path: $PWD
https://github.com/gaelic-ghost/mlx-audio-swift.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:basic-6.3-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:5a7d791d2ead8a924b1292cb31bf3288eabcfe8880e0b005b00b45b71a5bc36a
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:basic-6.3-latest
Fetching https://github.com/ml-explore/mlx-swift.git
Fetching https://github.com/huggingface/swift-huggingface.git
Fetching https://github.com/huggingface/swift-transformers.git
Fetching https://github.com/ml-explore/mlx-swift-lm.git
[1/14229] Fetching mlx-swift
[2/16569] Fetching mlx-swift, swift-huggingface
[474/22811] Fetching mlx-swift, swift-huggingface, swift-transformers
[1209/30440] Fetching mlx-swift, swift-huggingface, swift-transformers, mlx-swift-lm
Fetched https://github.com/ml-explore/mlx-swift-lm.git from cache (1.96s)
[22811/22811] Fetching mlx-swift, swift-huggingface, swift-transformers
Fetched https://github.com/huggingface/swift-huggingface.git from cache (2.22s)
Fetched https://github.com/huggingface/swift-transformers.git from cache (2.24s)
Fetched https://github.com/ml-explore/mlx-swift.git from cache (3.23s)
Computing version for https://github.com/huggingface/swift-huggingface.git
Computed https://github.com/huggingface/swift-huggingface.git at 0.9.0 (4.05s)
Fetching https://github.com/apple/swift-crypto.git
Fetching https://github.com/mattt/EventSource.git
[1/271] Fetching eventsource
Fetched https://github.com/mattt/EventSource.git from cache (0.45s)
[1/17436] Fetching swift-crypto
Fetched https://github.com/apple/swift-crypto.git from cache (3.26s)
Computing version for https://github.com/ml-explore/mlx-swift-lm.git
Computed https://github.com/ml-explore/mlx-swift-lm.git at 2.31.3 (4.21s)
Computing version for https://github.com/ml-explore/mlx-swift.git
Computed https://github.com/ml-explore/mlx-swift.git at 0.31.3 (1.00s)
Fetching https://github.com/apple/swift-numerics
[1/6416] Fetching swift-numerics
Fetched https://github.com/apple/swift-numerics from cache (0.70s)
Computing version for https://github.com/huggingface/swift-transformers.git
Computed https://github.com/huggingface/swift-transformers.git at 1.2.1 (1.53s)
Fetching https://github.com/apple/swift-collections.git
Fetching https://github.com/ibireme/yyjson.git
Fetching https://github.com/huggingface/swift-jinja.git
[1/1051] Fetching swift-jinja
[380/24731] Fetching swift-jinja, swift-collections
[2236/29174] Fetching swift-jinja, swift-collections, yyjson
Fetched https://github.com/huggingface/swift-jinja.git from cache (0.68s)
[2636/28123] Fetching swift-collections, yyjson
Fetched https://github.com/ibireme/yyjson.git from cache (2.01s)
[17997/23680] Fetching swift-collections
Fetched https://github.com/apple/swift-collections.git from cache (3.21s)
Computing version for https://github.com/ibireme/yyjson.git
Computed https://github.com/ibireme/yyjson.git at 0.12.0 (8.18s)
Computing version for https://github.com/apple/swift-numerics
Computed https://github.com/apple/swift-numerics at 1.1.1 (3.75s)
Computing version for https://github.com/mattt/EventSource.git
Computed https://github.com/mattt/EventSource.git at 1.4.1 (1.15s)
Fetching https://github.com/apple/swift-nio.git
[1/83219] Fetching swift-nio
Fetched https://github.com/apple/swift-nio.git from cache (5.93s)
Computing version for https://github.com/huggingface/swift-jinja.git
Computed https://github.com/huggingface/swift-jinja.git at 2.3.5 (6.34s)
Computing version for https://github.com/apple/swift-collections.git
Computed https://github.com/apple/swift-collections.git at 1.4.1 (0.64s)
Computing version for https://github.com/apple/swift-nio.git
Computed https://github.com/apple/swift-nio.git at 2.99.0 (1.41s)
Fetching https://github.com/apple/swift-atomics.git
Fetching https://github.com/apple/swift-system.git
[1/1820] Fetching swift-atomics
[1821/7421] Fetching swift-atomics, swift-system
Fetched https://github.com/apple/swift-atomics.git from cache (0.58s)
Fetched https://github.com/apple/swift-system.git from cache (0.58s)
Computing version for https://github.com/apple/swift-atomics.git
Computed https://github.com/apple/swift-atomics.git at 1.3.0 (1.04s)
Computing version for https://github.com/apple/swift-system.git
Computed https://github.com/apple/swift-system.git at 1.6.4 (0.75s)
Computing version for https://github.com/apple/swift-crypto.git
Computed https://github.com/apple/swift-crypto.git at 4.5.0 (2.30s)
Fetching https://github.com/apple/swift-asn1.git
[1/1803] Fetching swift-asn1
Fetched https://github.com/apple/swift-asn1.git from cache (1.00s)
Computing version for https://github.com/apple/swift-asn1.git
Computed https://github.com/apple/swift-asn1.git at 1.7.0 (1.68s)
Creating working copy for https://github.com/apple/swift-asn1.git
Working copy of https://github.com/apple/swift-asn1.git resolved at 1.7.0
Creating working copy for https://github.com/apple/swift-collections.git
Working copy of https://github.com/apple/swift-collections.git resolved at 1.4.1
Creating working copy for https://github.com/apple/swift-numerics
Working copy of https://github.com/apple/swift-numerics resolved at 1.1.1
Creating working copy for https://github.com/ml-explore/mlx-swift.git
Working copy of https://github.com/ml-explore/mlx-swift.git resolved at 0.31.3
Creating working copy for https://github.com/ibireme/yyjson.git
Working copy of https://github.com/ibireme/yyjson.git resolved at 0.12.0
Creating working copy for https://github.com/ml-explore/mlx-swift-lm.git
Working copy of https://github.com/ml-explore/mlx-swift-lm.git resolved at 2.31.3
Creating working copy for https://github.com/apple/swift-atomics.git
Working copy of https://github.com/apple/swift-atomics.git resolved at 1.3.0
Creating working copy for https://github.com/mattt/EventSource.git
Working copy of https://github.com/mattt/EventSource.git resolved at 1.4.1
Creating working copy for https://github.com/apple/swift-system.git
Working copy of https://github.com/apple/swift-system.git resolved at 1.6.4
Creating working copy for https://github.com/apple/swift-nio.git
Working copy of https://github.com/apple/swift-nio.git resolved at 2.99.0
Creating working copy for https://github.com/huggingface/swift-huggingface.git
Working copy of https://github.com/huggingface/swift-huggingface.git resolved at 0.9.0
Creating working copy for https://github.com/apple/swift-crypto.git
Working copy of https://github.com/apple/swift-crypto.git resolved at 4.5.0
Creating working copy for https://github.com/huggingface/swift-transformers.git
Working copy of https://github.com/huggingface/swift-transformers.git resolved at 1.2.1
Creating working copy for https://github.com/huggingface/swift-jinja.git
Working copy of https://github.com/huggingface/swift-jinja.git resolved at 2.3.5
Building for debugging...
[0/625] Write sources
[4/625] Copying gpt2_tokenizer_config.json
[4/625] Write sources
[6/625] Copying t5_tokenizer_config.json
[6/625] Write sources
[30/625] Compiling _NumericsShims _NumericsShims.c
[31/625] Write sources
[43/625] Compiling _AtomicsShims.c
[44/625] Compiling version.cpp
[45/625] Write swift-version-24593BA9C3E375BF.txt
[46/625] Compiling utils.cpp
[47/629] Compiling yyjson.c
[49/631] Emitting module _NIODataStructures
[49/631] Compiling scheduler.cpp
[50/642] Compiling random.cpp
[51/660] Compiling linalg.cpp
[53/660] Emitting module InternalCollectionsUtilities
[53/662] Compiling primitives.cpp
[54/662] Compiling transforms.cpp
[56/662] Compiling InternalCollectionsUtilities UnsafeMutableRawBufferPointer+Extras.swift
[57/662] Compiling InternalCollectionsUtilities UnsafeRawBufferPointer+Extras.swift
[58/662] Compiling InternalCollectionsUtilities LifetimeOverride.swift
[59/662] Compiling InternalCollectionsUtilities RandomAccessCollection+Offsets.swift
[60/662] Compiling InternalCollectionsUtilities Span+Extras.swift
[61/662] Compiling InternalCollectionsUtilities _SortedCollection.swift
[62/662] Compiling InternalCollectionsUtilities _UniqueCollection.swift
[63/662] Compiling InternalCollectionsUtilities Debugging.swift
[64/662] Compiling InternalCollectionsUtilities Descriptions.swift
[65/662] Compiling InternalCollectionsUtilities FixedWidthInteger+roundUpToPowerOfTwo.swift
[66/662] Compiling InternalCollectionsUtilities _UnsafeBitSet+_Word.swift
[67/662] Compiling InternalCollectionsUtilities _UnsafeBitSet.swift
[68/662] Compiling InternalCollectionsUtilities Integer rank.swift
[69/662] Compiling InternalCollectionsUtilities UInt+first and last set bit.swift
[70/662] Compiling InternalCollectionsUtilities UInt+reversed.swift
[71/662] Compiling RealModule Float16+Real.swift
[72/662] Compiling InternalCollectionsUtilities UnsafeBufferPointer+Extras.swift
[73/662] Compiling InternalCollectionsUtilities UnsafeMutableBufferPointer+Extras.swift
[74/662] Compiling InternalCollectionsUtilities String+Padding.swift
[75/662] Compiling InternalCollectionsUtilities _UnsafeBitSet+Index.swift
[76/664] Compiling RealModule Real.swift
[77/664] Compiling RealModule RealFunctions.swift
[81/664] Compiling _NIOBase64 Base64.swift
[82/664] Emitting module _NIOBase64
[87/665] Emitting module RealModule
[88/665] Compiling RealModule Float80+Real.swift
[90/665] Compiling RealModule RelaxedArithmetic.swift
[92/666] Compiling _NIODataStructures _TinyArray.swift
[93/666] Compiling _NIODataStructures PriorityQueue.swift
[94/754] Compiling OrderedCollections OrderedDictionary+Invariants.swift
[95/754] Compiling OrderedCollections OrderedDictionary+Partial MutableCollection.swift
[96/754] Compiling OrderedCollections OrderedDictionary+Partial RangeReplaceableCollection.swift
[97/754] Compiling OrderedCollections OrderedDictionary+Sendable.swift
[98/754] Compiling OrderedCollections OrderedDictionary+Sequence.swift
[99/754] Compiling OrderedCollections OrderedDictionary+Values.swift
[100/754] Compiling OrderedCollections _HashTable+Bucket.swift
[101/754] Compiling OrderedCollections _HashTable+BucketIterator.swift
[102/754] Compiling OrderedCollections _HashTable+Constants.swift
[103/754] Compiling OrderedCollections OrderedSet+Diffing.swift
[104/754] Compiling OrderedCollections OrderedSet+Equatable.swift
[105/754] Compiling OrderedCollections OrderedSet+ExpressibleByArrayLiteral.swift
[106/754] Compiling OrderedCollections OrderedSet+Hashable.swift
[107/758] Compiling OrderedCollections OrderedDictionary.swift
[108/758] Compiling OrderedCollections OrderedSet+Codable.swift
[109/758] Compiling OrderedCollections OrderedSet+CustomReflectable.swift
[110/758] Compiling OrderedCollections OrderedSet+Descriptions.swift
[111/758] Compiling OrderedCollections _HashTable+CustomStringConvertible.swift
[112/758] Compiling OrderedCollections _HashTable+Testing.swift
[113/758] Compiling OrderedCollections _HashTable+UnsafeHandle.swift
[114/758] Compiling OrderedCollections _HashTable.swift
[115/758] Compiling OrderedCollections _Hashtable+Header.swift
[116/758] Compiling OrderedCollections OrderedDictionary+Codable.swift
[117/758] Compiling OrderedCollections OrderedDictionary+CustomReflectable.swift
[118/758] Compiling OrderedCollections OrderedDictionary+Deprecations.swift
[119/758] Compiling OrderedCollections OrderedDictionary+Descriptions.swift
[120/758] Compiling OrderedCollections OrderedDictionary+Elements.SubSequence.swift
[121/758] Compiling OrderedCollections OrderedDictionary+Elements.swift
[122/758] Compiling OrderedCollections OrderedDictionary+Equatable.swift
[123/758] Compiling OrderedCollections OrderedDictionary+ExpressibleByDictionaryLiteral.swift
[124/758] Compiling OrderedCollections OrderedDictionary+Hashable.swift
[125/758] Compiling OrderedCollections OrderedDictionary+Initializers.swift
[126/758] Emitting module ContainersPreview
[127/758] Compiling ContainersPreview Box.swift
[128/758] Compiling ContainersPreview Inout.swift
[129/758] Compiling ContainersPreview InputSpan.swift
[130/758] Compiling ContainersPreview Shared.swift
[132/770] Compiling ComplexModule Complex+Hashable.swift
[133/770] Compiling ComplexModule Complex+IntegerLiteral.swift
[134/770] Compiling ComplexModule Complex+Numeric.swift
[135/770] Compiling ComplexModule Polar.swift
[136/771] Compiling OrderedCollections OrderedSet+Partial SetAlgebra intersection.swift
[137/771] Compiling OrderedCollections OrderedSet+Partial SetAlgebra isDisjoint.swift
[138/771] Compiling OrderedCollections OrderedSet+Partial SetAlgebra isEqualSet.swift
[139/771] Compiling OrderedCollections OrderedSet+Partial SetAlgebra isStrictSubset.swift
[140/771] Compiling OrderedCollections OrderedSet+Partial SetAlgebra isStrictSuperset.swift
[141/771] Compiling OrderedCollections OrderedSet+Partial SetAlgebra isSubset.swift
[142/771] Compiling OrderedCollections OrderedSet+Partial SetAlgebra isSuperset.swift
[143/778] Compiling OrderedCollections OrderedSet+Partial SetAlgebra subtract.swift
[144/778] Compiling OrderedCollections OrderedSet+Partial SetAlgebra subtracting.swift
[145/778] Compiling OrderedCollections OrderedSet+Partial SetAlgebra symmetricDifference.swift
[146/778] Compiling OrderedCollections OrderedSet+Partial SetAlgebra union.swift
[147/778] Compiling OrderedCollections OrderedSet+Partial SetAlgebra+Basics.swift
[148/778] Compiling OrderedCollections OrderedSet+RandomAccessCollection.swift
[149/778] Compiling OrderedCollections OrderedSet+ReserveCapacity.swift
[150/778] Compiling ComplexModule Complex+StringConvertible.swift
[151/778] Compiling ComplexModule Complex.swift
[152/778] Compiling _NIODataStructures Heap.swift
[153/779] Compiling ComplexModule Scale.swift
[155/780] Compiling ComplexModule Complex+Codable.swift
[156/780] Compiling ComplexModule Complex+ElementaryFunctions.swift
[157/780] Emitting module ComplexModule
[158/780] Compiling ComplexModule Complex+AdditiveArithmetic.swift
[159/780] Compiling ComplexModule Complex+AlgebraicField.swift
[167/781] Compiling no_gguf.cpp
[173/781] Compiling OrderedCollections OrderedSet+Partial RangeReplaceableCollection.swift
[174/781] Compiling OrderedCollections OrderedSet+Partial SetAlgebra formIntersection.swift
[175/781] Compiling OrderedCollections OrderedSet+Partial SetAlgebra formSymmetricDifference.swift
[176/781] Compiling OrderedCollections OrderedSet+Partial SetAlgebra formUnion.swift
[176/781] Wrapping AST for _NIODataStructures for debugging
[194/820] Wrapping AST for _NIOBase64 for debugging
[195/820] Wrapping AST for RealModule for debugging
[196/822] Wrapping AST for InternalCollectionsUtilities for debugging
[198/822] Compiling Numerics Numerics.swift
[198/822] Wrapping AST for ContainersPreview for debugging
[200/822] Emitting module Numerics
[201/823] Compiling DequeModule UniqueDeque+Consumption.swift
[202/823] Compiling DequeModule UniqueDeque+Container.swift
[203/823] Compiling DequeModule UniqueDeque+Descriptions.swift
[204/823] Compiling DequeModule UniqueDeque+Equatable.swift
[205/823] Compiling DequeModule UniqueDeque+Experimental.swift
[206/828] Wrapping AST for ComplexModule for debugging
[207/828] Wrapping AST for Numerics for debugging
[209/828] Compiling DequeModule RigidDeque+Equatable.swift
[210/828] Compiling DequeModule RigidDeque+Experimental.swift
[211/828] Compiling DequeModule RigidDeque+Hashable.swift
[212/828] Compiling DequeModule RigidDeque+Initializers.swift
[213/828] Compiling DequeModule RigidDeque+Insertions.swift
[214/828] Compiling DequeModule RigidDeque+Prepend.swift
[215/828] Compiling DequeModule _DequeBuffer.swift
[216/828] Compiling DequeModule _DequeBufferHeader.swift
[217/828] Compiling DequeModule RigidDeque+Append.swift
[218/828] Compiling DequeModule RigidDeque+Consumption.swift
[219/828] Compiling DequeModule RigidDeque+Container.swift
[220/828] Compiling DequeModule RigidDeque+Descriptions.swift
[221/828] Compiling DequeModule UniqueDeque+Hashable.swift
[222/828] Compiling DequeModule UniqueDeque+Initializers.swift
[223/828] Compiling DequeModule UniqueDeque+Insertions.swift
[224/828] Compiling DequeModule UniqueDeque+Prepend.swift
[225/828] Compiling DequeModule UniqueDeque+Removals.swift
[234/828] Compiling DequeModule RigidDeque+Removals.swift
[235/828] Compiling DequeModule RigidDeque+Replacements.swift
[236/828] Compiling DequeModule RigidDeque+Testing.swift
[237/828] Compiling DequeModule RigidDeque.swift
[238/828] Compiling DequeModule UniqueDeque+Append.swift
[239/828] Compiling OrderedCollections OrderedSet+Sendable.swift
[240/828] Compiling OrderedCollections OrderedSet+SubSequence.swift
[241/828] Compiling OrderedCollections OrderedSet+Testing.swift
[242/828] Compiling OrderedCollections OrderedSet+UnorderedView.swift
[243/828] Compiling OrderedCollections OrderedSet+UnstableInternals.swift
[244/828] Compiling OrderedCollections OrderedSet.swift
[245/828] Compiling OrderedCollections _UnsafeBitset.swift
[246/828] Emitting module OrderedCollections
[248/829] Compiling DequeModule Deque+Extras.swift
[249/829] Compiling DequeModule Deque+Hashable.swift
[250/829] Compiling DequeModule Deque+Testing.swift
[251/829] Compiling DequeModule Deque._Storage.swift
[252/829] Compiling DequeModule Deque._UnsafeHandle.swift
[253/829] Compiling DequeModule Deque.swift
[254/829] Compiling DequeModule Deque+Codable.swift
[255/829] Compiling DequeModule Deque+Collection.swift
[256/829] Compiling DequeModule Deque+CustomReflectable.swift
[257/829] Compiling DequeModule Deque+Descriptions.swift
[258/829] Compiling DequeModule Deque+Equatable.swift
[259/829] Compiling DequeModule Deque+ExpressibleByArrayLiteral.swift
[259/829] Compiling graph_utils.cpp
[260/843] Compiling load.cpp
[261/843] Wrapping AST for OrderedCollections for debugging
[263/843] Emitting module DequeModule
[264/843] Compiling DequeModule UniqueDeque+Replacements.swift
[265/843] Compiling DequeModule UniqueDeque.swift
[266/843] Compiling DequeModule _DequeSlot.swift
[267/843] Compiling DequeModule _UnsafeDequeHandle.swift
[268/843] Compiling DequeModule _UnsafeDequeSegments.swift
[269/844] Compiling safetensors.cpp
[270/844] Wrapping AST for DequeModule for debugging
[271/844] Compiling fft.cpp
[272/844] Compiling ops.cpp
[274/844] Compiling Jinja Utilities.swift
[274/845] Compiling dtype.cpp
[275/845] Compiling utils.cpp
[276/845] Compiling fast.cpp
[277/845] Compiling dtype_utils.cpp
[278/845] Compiling no_ring.cpp
[279/845] Compiling einsum.cpp
[281/845] Compiling Jinja Tests.swift
[282/845] Compiling Jinja Token.swift
[283/845] Compiling Jinja PropertyMembers.swift
[284/845] Compiling Jinja Template.swift
[285/845] Compiling Jinja Macro.swift
[286/845] Compiling Jinja Parser.swift
[287/845] Compiling Jinja Interpreter.swift
[288/845] Compiling Jinja Lexer.swift
[289/845] Compiling Jinja Value.swift
[290/845] Compiling Jinja AST.swift
[291/845] Compiling Jinja Error.swift
[292/845] Emitting module Jinja
[293/845] Compiling Jinja Filters.swift
[294/845] Compiling Jinja Globals.swift
[295/846] Compiling no_jaccl.cpp
[296/846] Compiling no_nccl.cpp
[297/846] Compiling no_mpi.cpp
[298/846] Wrapping AST for Jinja for debugging
[299/846] Compiling distributed.cpp
[300/846] Compiling device.cpp
[301/846] Compiling primitives.cpp
[302/846] Compiling ops.cpp
[303/846] Compiling device_info.cpp
[304/846] Compiling allocator.cpp
[305/846] Compiling fence.cpp
[306/846] Compiling event.cpp
[307/846] Compiling eval.cpp
[308/846] Compiling threefry.cpp
[309/846] Compiling primitives.cpp
[310/846] Compiling no_metal.cpp
[311/846] Compiling no_cuda.cpp
[312/846] Compiling compile.cpp
In file included from /host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/backend/cpu/svd.cpp:6:
/host/spi-builder-workspace/.build/checkouts/mlx-swift/Source/Cmlx/mlx/mlx/backend/cpu/lapack.h:17:10: fatal error: 'cblas.h' file not found
17 | #include <cblas.h>
| ^~~~~~~~~
1 error generated.
[313/846] Compiling svd.cpp
[313/846] Compiling reduce.cpp
[313/846] Compiling scan.cpp
[313/846] Compiling sort.cpp
[313/846] Compiling softmax.cpp
[313/846] Compiling select.cpp
[313/846] Compiling unary.cpp
[313/846] Compiling export.cpp
BUILD FAILURE 6.3 linux