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fix: remove dead flat serialization code

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fix: remove dead flat serialization code #7632

fix: remove dead flat serialization code
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IOG Hydra / ci/hydra-build:x86_64-darwin.ghc912:packages:plutus-tx-plugin:test:plutus-tx-plugin-tests failed Feb 28, 2026 in 0s

Build dependency failed

1 failed steps

Details

Failed Steps

Step 1

Derivation

/nix/store/8dspifhii4mw2r1d3g0iww4mb6lj46wd-plutus-core-lib-flat-1.58.0.0.drv

Log

Running phase: unpackPhase
unpacking source archive /nix/store/6k849l78dvm9f0bb25cx20f8wdl6bjgi-source-plutus-core-lib-flat-root
source root is source-plutus-core-lib-flat-root
Running phase: patchPhase
Running phase: configurePhase
Configure flags:
--prefix=/nix/store/63k54hkbna15ajdr3g6lnmwa52jxnazf-plutus-core-lib-flat-1.58.0.0 lib:flat --package-db=clear --package-db=/nix/var/nix/builds/nix-45992-772014050/tmp.QP9EwWxVlL/lib/ghc-9.12.2/lib/package.conf.d --flags=with-cert --flags=with-inline-r --exact-configuration --dependency=dlist=dlist-1.0-FrB7zPxpT8X3yXJwUJK1A7 --dependency=hashable=hashable-1.5.1.0-Amu0ScZVVh01XyKLCEZ6sJ --dependency=list-t=list-t-1.0.5.7-1JC1dOKTzS1D1nfq6Kx0iH --dependency=foldl=foldl-1.4.18-AyqSrX0KtXZ1Np9tymWCZc --dependency=comonad=comonad-5.0.10-EC5QrKozahNLmpR0tHJ6MT --dependency=distributive=distributive-0.6.3-JRzZHVK9TwqDknu1hVlEyh --dependency=tagged=tagged-0.8.10-2zKM32hpjGb2uqo5WgH2M6 --dependency=indexed-traversable=indexed-traversable-0.1.4-EnPAbAcAcSrFeRjpoCvJmk --dependency=contravariant=contravariant-1.5.6-Lm2rP3eY4Zo3aGekg3VRSd --dependency=StateVar=StateVar-1.2.2-KAkZMKKT4vxJeCwFtpn8Fh --dependency=primitive=primitive-0.9.1.0-Icg8jJCnF6F9fSCtqPEkr9 --dependency=profunctors=profunctors-5.6.3-5jz6qyECRo1zJSxU8xN2i --dependency=base-orphans=base-orphans-0.9.4-odT1qkFa7FIlyeb0bniKx --dependency=bifunctors=bifunctors-5.6.3-6izCdBmRM37LOUWpZUyCJ1 --dependency=assoc=assoc-1.1.1-2yKeWvkETzhSjCibZ4Dm1 --dependency=th-abstraction=th-abstraction-0.7.2.0-CJlxp9YrT3n1s3ODsPDw69 --dependency=random=random-1.3.1-DWpKqPZNy5J8N68v00dLKM --dependency=splitmix=splitmix-0.1.3.2-7HfN914ePHBLRgYrf55E9c --dependency=semigroupoids=semigroupoids-6.0.2-K1l4ju6av5GE2iQwwsHNeh --dependency=transformers-compat=transformers-compat-0.7.2-6r5oRCi62C61nkjaKjW60e --dependency=unordered-containers=unordered-containers-0.2.21-3tswiv1R2ij1kH5u29J8Dn --dependency=vector=vector-0.13.2.0-CvEhTKMr8xBCfU2zCRVnDh --dependency=vector-stream=vector-stream-0.1.0.1-6pAWzKpVccFKB7wzIg8ZWu --dependency=logict=logict-0.8.2.0-IyYxkvevGqnFUuNbJQat2F --dependency=mmorph=mmorph-1.2.2-705rygmmM5vBkZF5AuBA77 --dependency=monad-control=monad-control-1.0.3.1-IRy094zsQpMBx1OVH8Emkn --dependency=transformers-base=transformers-base-0.4.6-4pJzUgE6tcy6zL7R3XXgr6 --dependency=mono-traversable=mono-traversable-1.0.21.0-H3vM0uuxdOXL6jEqyUOO1H --dependency=split=split-0.2.5-L2Qk4bMYEqN81rxdUnCtDT --dependency=vector-algorithms=vector-algorithms-0.9.1.0-FrpAm1EQo8GCNkv80vGbxn --dependency=bitvec=bitvec-1.1.5.0-994zH2pYWq84ahdcvTeGPB --dependency=array=array-0.5.8.0-inplace --dependency=base=base-4.21.0.0-inplace --dependency=binary=binary-0.8.9.3-inplace --dependency=bytestring=bytestring-0.12.2.0-inplace --dependency=containers=containers-0.7-inplace --dependency=deepseq=deepseq-1.5.1.0-inplace --dependency=exceptions=exceptions-0.10.9-inplace --dependency=filepath=filepath-1.5.4.0-inplace --dependency=ghc-bignum=ghc-bignum-1.3-inplace --dependency=ghc-boot-th=ghc-boot-th-9.12.2-inplace --dependency=ghc-internal=ghc-internal-9.1202.0-inplace --dependency=ghc-prim=ghc-prim-0.13.0-inplace --dependency=integer-gmp=integer-gmp-1.1-inplace --dependency=mtl=mtl-2.3.1-inplace --dependency=os-string=os-string-2.0.7-inplace --dependency=pretty=pretty-1.1.3.6-inplace --dependency=rts=rts-1.0.2 --dependency=stm=stm-2.5.3.1-inplace --dependency=template-haskell=template-haskell-2.23.0.0-inplace --dependency=text=text-2.1.2-inplace --dependency=transformers=transformers-0.6.1.2-inplace --with-ghc=ghc --with-ghc-pkg=ghc-pkg --with-hsc2hs=hsc2hs --with-gcc=cc --with-ar=ar --with-strip=strip --with-ld=ld --disable-executable-stripping --disable-library-stripping --disable-library-profiling --disable-profiling --enable-static --enable-shared --disable-executable-dynamic --disable-coverage --enable-library-for-ghci --datadir=/nix/store/j0p1z4c79654lg8gyp3w19j2iyr5pjvl-plutus-core-lib-flat-1.58.0.0-data/share/ghc-9.12.2 --ghc-option=-D__GIT_REV__=\"d421554e5d2c49fb7b24b09844f35ae8769786f2\" --ghc-option=-D__GIT_COMMIT_DATE__=\"2026-02-28T13:16:30Z\" --ghc-options=-Werror 
Configuring library 'flat' for plutus-core-1.58.0.0...
Warning: [unknown-directory] 'hs-source-dirs: cost-model/budgeting-bench'
specifies a directory which does not exist.
Warning: [unknown-directory] 'hs-source-dirs: cost-model/create-cost-model'
specifies a directory which does not exist.
Warning: [unknown-directory] 'hs-source-dirs: cost-model/print-cost-model'
specifies a directory which does not exist.
Warning: [unknown-directory] 'hs-source-dirs: cost-model/test' specifies a
directory which does not exist.
Warning: [unknown-directory] 'hs-source-dirs: executables/plutus' specifies a
directory which does not exist.
Warning: [unknown-directory] 'hs-source-dirs: executables/src' specifies a
directory which does not exist.
Warning: [unknown-directory] 'hs-source-dirs: executables/traceToStacks'
specifies a directory which does not exist.
Warning: [unknown-directory] 'hs-source-dirs: flat/test' specifies a directory
which does not exist.
Warning: [unknown-directory] 'hs-source-dirs: index-envs/bench' specifies a
directory which does not exist.
Warning: [unknown-directory] 'hs-source-dirs: index-envs/src' specifies a
directory which does not exist.
Warning: [unknown-directory] 'hs-source-dirs: index-envs/test' specifies a
directory which does not exist.
Warning: [unknown-directory] 'hs-source-dirs: plutus-core/examples' specifies
a directory which does not exist.
Warning: [unknown-directory] 'hs-source-dirs: plutus-core/src' specifies a
directory which does not exist.
Warning: [unknown-directory] 'hs-source-dirs: plutus-core/stdlib' specifies a
directory which does not exist.
Warning: [unknown-directory] 'hs-source-dirs: plutus-ir/cert' specifies a
directory which does not exist.
Warning: [unknown-directory] 'hs-source-dirs: plutus-ir/src' specifies a
directory which does not exist.
Warning: [unknown-directory] 'hs-source-dirs: plutus-ir/test' specifies a
directory which does not exist.
Warning: [unknown-directory] 'hs-source-dirs: prelude' specifies a directory
which does not exist.
Warning: [unknown-directory] 'hs-source-dirs: satint/src' specifies a
directory which does not exist.
Warning: [unknown-directory] 'hs-source-dirs: satint/test' specifies a
directory which does not exist.
Warning: [unknown-directory] 'hs-source-dirs: testlib' specifies a directory
which does not exist.
Warning: [unknown-directory] 'hs-source-dirs: untyped-plutus-core/src'
specifies a directory which does not exist.
Warning: [unknown-directory] 'hs-source-dirs: untyped-plutus-core/test'
specifies a directory which does not exist.
Warning: [unknown-directory] 'hs-source-dirs: untyped-plutus-core/testlib'
specifies a directory which does not exist.
configurePhase completed in 47 seconds
Running phase: buildPhase
Preprocessing library 'flat' for plutus-core-1.58.0.0...
Building library 'flat' for plutus-core-1.58.0.0...
[ 1 of 37] Compiling PlutusCore.Flat.Data.ByteString.Convert ( flat/src/PlutusCore/Flat/Data/ByteString/Convert.hs, dist/build/flat/PlutusCore/Flat/Data/ByteString/Convert.o, dist/build/flat/PlutusCore/Flat/Data/ByteString/Convert.dyn_o )
[ 2 of 37] Compiling PlutusCore.Flat.Data.FloatCast ( flat/src/PlutusCore/Flat/Data/FloatCast.hs, dist/build/flat/PlutusCore/Flat/Data/FloatCast.o, dist/build/flat/PlutusCore/Flat/Data/FloatCast.dyn_o )
[ 3 of 37] Compiling PlutusCore.Flat.Data.ZigZag ( flat/src/PlutusCore/Flat/Data/ZigZag.hs, dist/build/flat/PlutusCore/Flat/Data/ZigZag.o, dist/build/flat/PlutusCore/Flat/Data/ZigZag.dyn_o )
[ 4 of 37] Compiling PlutusCore.Flat.Decoder.Types ( flat/src/PlutusCore/Flat/Decoder/Types.hs, dist/build/flat/PlutusCore/Flat/Decoder/Types.o, dist/build/flat/PlutusCore/Flat/Decoder/Types.dyn_o )
[ 5 of 37] Compiling PlutusCore.Flat.Endian ( flat/src/PlutusCore/Flat/Endian.hs, dist/build/flat/PlutusCore/Flat/Endian.o, dist/build/flat/PlutusCore/Flat/Endian.dyn_o )
[ 6 of 37] Compiling PlutusCore.Flat.Memory ( flat/src/PlutusCore/Flat/Memory.hs, dist/build/flat/PlutusCore/Flat/Memory.o, dist/build/flat/PlutusCore/Flat/Memory.dyn_o )
[ 7 of 37] Compiling PlutusCore.Flat.Decoder.Prim ( flat/src/PlutusCore/Flat/Decoder/Prim.hs, dist/build/flat/PlutusCore/Flat/Decoder/Prim.o, dist/build/flat/PlutusCore/Flat/Decoder/Prim.dyn_o )
[ 8 of 37] Compiling PlutusCore.Flat.Decoder.Strict ( flat/src/PlutusCore/Flat/Decoder/Strict.hs, dist/build/flat/PlutusCore/Flat/Decoder/Strict.o, dist/build/flat/PlutusCore/Flat/Decoder/Strict.dyn_o )
[ 9 of 37] Compiling PlutusCore.Flat.Decoder.Run ( flat/src/PlutusCore/Flat/Decoder/Run.hs, dist/build/flat/PlutusCore/Flat/Decoder/Run.o, dist/build/flat/PlutusCore/Flat/Decoder/Run.dyn_o )
[10 of 37] Compiling PlutusCore.Flat.Decoder ( flat/src/PlutusCore/Flat/Decoder.hs, dist/build/flat/PlutusCore/Flat/Decoder.o, dist/build/flat/PlutusCore/Flat/Decoder.dyn_o )
[11 of 37] Compiling PlutusCore.Flat.Tutorial ( flat/src/PlutusCore/Flat/Tutorial.hs, dist/build/flat/PlutusCore/Flat/Tutorial.o, dist/build/flat/PlutusCore/Flat/Tutorial.dyn_o )
[12 of 37] Compiling PlutusCore.Flat.Types ( flat/src/PlutusCore/Flat/Types.hs, dist/build/flat/PlutusCore/Flat/Types.o, dist/build/flat/PlutusCore/Flat/Types.dyn_o )
[13 of 37] Compiling PlutusCore.Flat.Encoder.Types ( flat/src/PlutusCore/Flat/Encoder/Types.hs, dist/build/flat/PlutusCore/Flat/Encoder/Types.o, dist/build/flat/PlutusCore/Flat/Encoder/Types.dyn_o )
[14 of 37] Compiling PlutusCore.Flat.Encoder.Prim ( flat/src/PlutusCore/Flat/Encoder/Prim.hs, dist/build/flat/PlutusCore/Flat/Encoder/Prim.o, dist/build/flat/PlutusCore/Flat/Encoder/Prim.dyn_o )
[15 of 37] Compiling PlutusCore.Flat.Encoder.Size ( flat/src/PlutusCore/Flat/Encoder/Size.hs, dist/build/flat/PlutusCore/Flat/Encoder/Size.o, dist/build/flat/PlutusCore/Flat/Encoder/Size.dyn_o )
[16 of 37] Compiling PlutusCore.Flat.Encoder.Strict ( flat/src/PlutusCore/Flat/Encoder/Strict.hs, dist/build/flat/PlutusCore/Flat/Encoder/Strict.o, dist/build/flat/PlutusCore/Flat/Encoder/Strict.dyn_o )
[17 of 37] Compiling PlutusCore.Flat.Encoder ( flat/src/PlutusCore/Flat/Encoder.hs, dist/build/flat/PlutusCore/Flat/Encoder.o, dist/build/flat/PlutusCore/Flat/Encoder.dyn_o )
[18 of 37] Compiling PlutusCore.Flat.Class ( flat/src/PlutusCore/Flat/Class.hs, dist/build/flat/PlutusCore/Flat/Class.o, dist/build/flat/PlutusCore/Flat/Class.dyn_o )
flat/src/PlutusCore/Flat/Class.hs:234:11: error: [GHC-58481]
    parse error on input ‘{-# INLINE’
    |
234 |           {-# INLINE getSum #-}
    |           ^^^^^^^^^^