[INFO] updating cached repository susytech/susy-codec
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/susytech/susy-codec
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/susytech/susy-codec" "work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/susytech/susy-codec"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/susytech/susy-codec'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/susytech/susy-codec" "work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/susytech/susy-codec"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/susytech/susy-codec'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dc7fdac4ae934b389cbd1f87853f04b4281499c5
[INFO] sha for GitHub repo susytech/susy-codec: dc7fdac4ae934b389cbd1f87853f04b4281499c5
[INFO] validating manifest of susytech/susy-codec on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of susytech/susy-codec on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing susytech/susy-codec
[INFO] removed workspace from susytech/susy-codec
[INFO] removed path dependency susy-codec-derive from susytech/susy-codec
[INFO] removed path dependency susy-codec-derive from susytech/susy-codec
[INFO] finished frobbing susytech/susy-codec
[INFO] frobbed toml for susytech/susy-codec written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/susytech/susy-codec/Cargo.toml
[INFO] started frobbing susytech/susy-codec
[INFO] removed workspace from susytech/susy-codec
[INFO] removed path dependency susy-codec-derive from susytech/susy-codec
[INFO] removed path dependency susy-codec-derive from susytech/susy-codec
[INFO] finished frobbing susytech/susy-codec
[INFO] frobbed toml for susytech/susy-codec written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/susytech/susy-codec/Cargo.toml
[INFO] crate susytech/susy-codec already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/susytech/susy-codec/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking susytech/susy-codec against master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504 for pr-61100
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-2/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/susytech/susy-codec:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1a1bf5a7b106737bf8684441b84d41beef0905d6b9e1094efd7a1d1321d7046c
[INFO] running `"docker" "start" "-a" "1a1bf5a7b106737bf8684441b84d41beef0905d6b9e1094efd7a1d1321d7046c"`
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling toml v0.5.1
[INFO] [stderr]     Checking susy-codec v3.1.0 (/opt/crater/workdir)
[INFO] [stderr]    Compiling proc-macro-crate v0.1.4
[INFO] [stderr]    Compiling susy-codec-derive v3.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.91
[INFO] [stderr] warning: unused imports: `CompactAs`, `Compact`, `Decode`, `EncodeAsRef`
[INFO] [stderr]  --> tests/single_field_struct_encoding.rs:4:26
[INFO] [stderr]   |
[INFO] [stderr] 4 | use susy_codec::{Encode, Decode, HasCompact, Compact, EncodeAsRef, CompactAs};
[INFO] [stderr]   |                          ^^^^^^              ^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `decode` has an incompatible type for trait
[INFO] [stderr]  --> tests/single_field_struct_encoding.rs:6:36
[INFO] [stderr]   |
[INFO] [stderr] 6 | #[derive(Debug, PartialEq, Encode, Decode)]
[INFO] [stderr]   |                                    ^^^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]   |
[INFO] [stderr]   = note: expected type `fn(&mut DecIn) -> std::result::Result<S, _IMPL_DECODE_FOR_S::_susy_codec::Error>`
[INFO] [stderr]              found type `fn(&mut DecIn) -> std::option::Option<S>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `decode` has an incompatible type for trait
[INFO] [stderr]   --> tests/single_field_struct_encoding.rs:11:36
[INFO] [stderr]    |
[INFO] [stderr] 11 | #[derive(Debug, PartialEq, Encode, Decode)]
[INFO] [stderr]    |                                    ^^^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `fn(&mut DecIn) -> std::result::Result<Sc, _IMPL_DECODE_FOR_S::_susy_codec::Error>`
[INFO] [stderr]               found type `fn(&mut DecIn) -> std::option::Option<Sc>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `decode` has an incompatible type for trait
[INFO] [stderr]   --> tests/single_field_struct_encoding.rs:17:36
[INFO] [stderr]    |
[INFO] [stderr] 17 | #[derive(Debug, PartialEq, Encode, Decode)]
[INFO] [stderr]    |                                    ^^^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `fn(&mut DecIn) -> std::result::Result<Sh<T>, _IMPL_DECODE_FOR_S::_susy_codec::Error>`
[INFO] [stderr]               found type `fn(&mut DecIn) -> std::option::Option<Sh<T>>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `decode` has an incompatible type for trait
[INFO] [stderr]   --> tests/single_field_struct_encoding.rs:23:36
[INFO] [stderr]    |
[INFO] [stderr] 23 | #[derive(Debug, PartialEq, Encode, Decode)]
[INFO] [stderr]    |                                    ^^^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `fn(&mut DecIn) -> std::result::Result<U, _IMPL_DECODE_FOR_S::_susy_codec::Error>`
[INFO] [stderr]               found type `fn(&mut DecIn) -> std::option::Option<U>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `decode` has an incompatible type for trait
[INFO] [stderr]   --> tests/single_field_struct_encoding.rs:26:36
[INFO] [stderr]    |
[INFO] [stderr] 26 | #[derive(Debug, PartialEq, Encode, Decode)]
[INFO] [stderr]    |                                    ^^^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `fn(&mut DecIn) -> std::result::Result<Uc, _IMPL_DECODE_FOR_S::_susy_codec::Error>`
[INFO] [stderr]               found type `fn(&mut DecIn) -> std::option::Option<Uc>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `decode` has an incompatible type for trait
[INFO] [stderr]   --> tests/single_field_struct_encoding.rs:29:36
[INFO] [stderr]    |
[INFO] [stderr] 29 | #[derive(Debug, PartialEq, Encode, Decode)]
[INFO] [stderr]    |                                    ^^^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `fn(&mut DecIn) -> std::result::Result<Uh<T>, _IMPL_DECODE_FOR_S::_susy_codec::Error>`
[INFO] [stderr]               found type `fn(&mut DecIn) -> std::option::Option<Uh<T>>`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_S::_susy_codec::Error>` is not satisfied
[INFO] [stderr]  --> tests/single_field_struct_encoding.rs:8:2
[INFO] [stderr]   |
[INFO] [stderr] 8 |     x: u32,
[INFO] [stderr]   |     ^ the trait `std::convert::From<_IMPL_DECODE_FOR_S::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]   |
[INFO] [stderr]   = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_S::_susy_codec::Error>` is not satisfied
[INFO] [stderr]   --> tests/single_field_struct_encoding.rs:13:2
[INFO] [stderr]    |
[INFO] [stderr] 13 |     #[codec(compact)]
[INFO] [stderr]    |     ^ the trait `std::convert::From<_IMPL_DECODE_FOR_S::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_S::_susy_codec::Error>` is not satisfied
[INFO] [stderr]   --> tests/single_field_struct_encoding.rs:19:2
[INFO] [stderr]    |
[INFO] [stderr] 19 |     #[codec(encoded_as = "<T as HasCompact>::Type")]
[INFO] [stderr]    |     ^ the trait `std::convert::From<_IMPL_DECODE_FOR_S::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_S::_susy_codec::Error>` is not satisfied
[INFO] [stderr]   --> tests/single_field_struct_encoding.rs:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 | struct U(u32);
[INFO] [stderr]    |            ^ the trait `std::convert::From<_IMPL_DECODE_FOR_S::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_S::_susy_codec::Error>` is not satisfied
[INFO] [stderr]   --> tests/single_field_struct_encoding.rs:27:11
[INFO] [stderr]    |
[INFO] [stderr] 27 | struct Uc(#[codec(compact)] u32);
[INFO] [stderr]    |           ^ the trait `std::convert::From<_IMPL_DECODE_FOR_S::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_S::_susy_codec::Error>` is not satisfied
[INFO] [stderr]   --> tests/single_field_struct_encoding.rs:30:26
[INFO] [stderr]    |
[INFO] [stderr] 30 | struct Uh<T: HasCompact>(#[codec(encoded_as = "<T as HasCompact>::Type")] T);
[INFO] [stderr]    |                          ^ the trait `std::convert::From<_IMPL_DECODE_FOR_S::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 12 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0053, E0277.
[INFO] [stderr] For more information about an error, try `rustc --explain E0053`.
[INFO] [stderr] error: Could not compile `susy-codec`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0053]: method `decode` has an incompatible type for trait
[INFO] [stderr]   --> tests/mod.rs:23:36
[INFO] [stderr]    |
[INFO] [stderr] 23 | #[derive(Debug, PartialEq, Encode, Decode)]
[INFO] [stderr]    |                                    ^^^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `fn(&mut DecIn) -> std::result::Result<Unit, _IMPL_DECODE_FOR_Unit::_susy_codec::Error>`
[INFO] [stderr]               found type `fn(&mut DecIn) -> std::option::Option<Unit>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `decode` has an incompatible type for trait
[INFO] [stderr]   --> tests/mod.rs:26:36
[INFO] [stderr]    |
[INFO] [stderr] 26 | #[derive(Debug, PartialEq, Encode, Decode)]
[INFO] [stderr]    |                                    ^^^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `fn(&mut DecIn) -> std::result::Result<Indexed, _IMPL_DECODE_FOR_Unit::_susy_codec::Error>`
[INFO] [stderr]               found type `fn(&mut DecIn) -> std::option::Option<Indexed>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `decode` has an incompatible type for trait
[INFO] [stderr]   --> tests/mod.rs:29:36
[INFO] [stderr]    |
[INFO] [stderr] 29 | #[derive(Debug, PartialEq, Encode, Decode, Default)]
[INFO] [stderr]    |                                    ^^^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `fn(&mut DecIn) -> std::result::Result<Struct<A, B, C>, _IMPL_DECODE_FOR_Unit::_susy_codec::Error>`
[INFO] [stderr]               found type `fn(&mut DecIn) -> std::option::Option<Struct<A, B, C>>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `decode` has an incompatible type for trait
[INFO] [stderr]   --> tests/mod.rs:36:36
[INFO] [stderr]    |
[INFO] [stderr] 36 | #[derive(Debug, PartialEq, Encode, Decode)]
[INFO] [stderr]    |                                    ^^^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `fn(&mut DecIn) -> std::result::Result<StructWithPhantom, _IMPL_DECODE_FOR_Unit::_susy_codec::Error>`
[INFO] [stderr]               found type `fn(&mut DecIn) -> std::option::Option<StructWithPhantom>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `decode` has an incompatible type for trait
[INFO] [stderr]   --> tests/mod.rs:51:36
[INFO] [stderr]    |
[INFO] [stderr] 51 | #[derive(Debug, PartialEq, Encode, Decode)]
[INFO] [stderr]    |                                    ^^^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `fn(&mut DecIn) -> std::result::Result<EnumType, _IMPL_DECODE_FOR_Unit::_susy_codec::Error>`
[INFO] [stderr]               found type `fn(&mut DecIn) -> std::option::Option<EnumType>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `decode` has an incompatible type for trait
[INFO] [stderr]   --> tests/mod.rs:62:36
[INFO] [stderr]    |
[INFO] [stderr] 62 | #[derive(Debug, PartialEq, Encode, Decode)]
[INFO] [stderr]    |                                    ^^^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `fn(&mut DecIn) -> std::result::Result<EnumWithDiscriminant, _IMPL_DECODE_FOR_Unit::_susy_codec::Error>`
[INFO] [stderr]               found type `fn(&mut DecIn) -> std::option::Option<EnumWithDiscriminant>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `decode` has an incompatible type for trait
[INFO] [stderr]   --> tests/mod.rs:69:36
[INFO] [stderr]    |
[INFO] [stderr] 69 | #[derive(Debug, PartialEq, Encode, Decode)]
[INFO] [stderr]    |                                    ^^^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `fn(&mut DecIn) -> std::result::Result<TestHasCompact<T>, _IMPL_DECODE_FOR_Unit::_susy_codec::Error>`
[INFO] [stderr]               found type `fn(&mut DecIn) -> std::option::Option<TestHasCompact<T>>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `decode` has an incompatible type for trait
[INFO] [stderr]   --> tests/mod.rs:75:36
[INFO] [stderr]    |
[INFO] [stderr] 75 | #[derive(Debug, PartialEq, Encode, Decode)]
[INFO] [stderr]    |                                    ^^^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `fn(&mut DecIn) -> std::result::Result<TestCompactHasCompact<T>, _IMPL_DECODE_FOR_Unit::_susy_codec::Error>`
[INFO] [stderr]               found type `fn(&mut DecIn) -> std::option::Option<TestCompactHasCompact<T>>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `decode` has an incompatible type for trait
[INFO] [stderr]   --> tests/mod.rs:81:36
[INFO] [stderr]    |
[INFO] [stderr] 81 | #[derive(Debug, PartialEq, Encode, Decode)]
[INFO] [stderr]    |                                    ^^^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `fn(&mut DecIn) -> std::result::Result<TestHasCompactEnum<T>, _IMPL_DECODE_FOR_Unit::_susy_codec::Error>`
[INFO] [stderr]               found type `fn(&mut DecIn) -> std::option::Option<TestHasCompactEnum<T>>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `decode` has an incompatible type for trait
[INFO] [stderr]   --> tests/mod.rs:95:36
[INFO] [stderr]    |
[INFO] [stderr] 95 | #[derive(Debug, PartialEq, Encode, Decode)]
[INFO] [stderr]    |                                    ^^^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `fn(&mut DecIn) -> std::result::Result<TestCompactAttribute, _IMPL_DECODE_FOR_Unit::_susy_codec::Error>`
[INFO] [stderr]               found type `fn(&mut DecIn) -> std::option::Option<TestCompactAttribute>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `decode` has an incompatible type for trait
[INFO] [stderr]    --> tests/mod.rs:101:36
[INFO] [stderr]     |
[INFO] [stderr] 101 | #[derive(Debug, PartialEq, Encode, Decode)]
[INFO] [stderr]     |                                    ^^^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `fn(&mut DecIn) -> std::result::Result<TestCompactAttributeEnum, _IMPL_DECODE_FOR_Unit::_susy_codec::Error>`
[INFO] [stderr]                found type `fn(&mut DecIn) -> std::option::Option<TestCompactAttributeEnum>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `decode` has an incompatible type for trait
[INFO] [stderr]    --> tests/mod.rs:313:19
[INFO] [stderr]     |
[INFO] [stderr] 313 |     #[derive(Encode, Decode, Debug, PartialEq)]
[INFO] [stderr]     |                      ^^^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `fn(&mut DecIn) -> std::result::Result<associated_type_bounds::Struct<T, Type>, _IMPL_DECODE_FOR_Unit::_susy_codec::Error>`
[INFO] [stderr]                found type `fn(&mut DecIn) -> std::option::Option<associated_type_bounds::Struct<T, Type>>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `decode` has an incompatible type for trait
[INFO] [stderr]    --> tests/mod.rs:355:37
[INFO] [stderr]     |
[INFO] [stderr] 355 |     #[derive(Debug, PartialEq, Encode, Decode)]
[INFO] [stderr]     |                                        ^^^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `fn(&mut DecIn) -> std::result::Result<generic_bound_encoded_as::TestGeneric<A>, _IMPL_DECODE_FOR_Unit::_susy_codec::Error>`
[INFO] [stderr]                found type `fn(&mut DecIn) -> std::option::Option<generic_bound_encoded_as::TestGeneric<A>>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `decode` has an incompatible type for trait
[INFO] [stderr]    --> tests/mod.rs:393:37
[INFO] [stderr]     |
[INFO] [stderr] 393 |     #[derive(Debug, PartialEq, Encode, Decode)]
[INFO] [stderr]     |                                        ^^^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `fn(&mut DecIn) -> std::result::Result<generic_bound_hascompact::TestGenericHasCompact<T>, _IMPL_DECODE_FOR_Unit::_susy_codec::Error>`
[INFO] [stderr]                found type `fn(&mut DecIn) -> std::option::Option<generic_bound_hascompact::TestGenericHasCompact<T>>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `decode` has an incompatible type for trait
[INFO] [stderr]    --> tests/mod.rs:415:37
[INFO] [stderr]     |
[INFO] [stderr] 415 |     #[derive(Debug, PartialEq, Encode, Decode)]
[INFO] [stderr]     |                                        ^^^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `fn(&mut DecIn) -> std::result::Result<generic_trait::StructCodec, _IMPL_DECODE_FOR_Unit::_susy_codec::Error>`
[INFO] [stderr]                found type `fn(&mut DecIn) -> std::option::Option<generic_trait::StructCodec>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `decode` has an incompatible type for trait
[INFO] [stderr]    --> tests/mod.rs:422:37
[INFO] [stderr]     |
[INFO] [stderr] 422 |     #[derive(Debug, PartialEq, Encode, Decode)]
[INFO] [stderr]     |                                        ^^^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `fn(&mut DecIn) -> std::result::Result<generic_trait::TestGenericTrait<T>, _IMPL_DECODE_FOR_Unit::_susy_codec::Error>`
[INFO] [stderr]                found type `fn(&mut DecIn) -> std::option::Option<generic_trait::TestGenericTrait<T>>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `decode` has an incompatible type for trait
[INFO] [stderr]    --> tests/mod.rs:436:37
[INFO] [stderr]     |
[INFO] [stderr] 436 |     #[derive(Debug, PartialEq, Encode, Decode, Default)]
[INFO] [stderr]     |                                        ^^^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `fn(&mut DecIn) -> std::result::Result<recursive_variant_1_encode_works::Recursive<N>, _IMPL_DECODE_FOR_Unit::_susy_codec::Error>`
[INFO] [stderr]                found type `fn(&mut DecIn) -> std::option::Option<recursive_variant_1_encode_works::Recursive<N>>`
[INFO] [stderr] 
[INFO] [stderr] error[E0053]: method `decode` has an incompatible type for trait
[INFO] [stderr]    --> tests/mod.rs:448:37
[INFO] [stderr]     |
[INFO] [stderr] 448 |     #[derive(Debug, PartialEq, Encode, Decode, Default)]
[INFO] [stderr]     |                                        ^^^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `fn(&mut DecIn) -> std::result::Result<recursive_variant_2_encode_works::Recursive<A, B, N>, _IMPL_DECODE_FOR_Unit::_susy_codec::Error>`
[INFO] [stderr]                found type `fn(&mut DecIn) -> std::option::Option<recursive_variant_2_encode_works::Recursive<A, B, N>>`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]   --> tests/mod.rs:27:18
[INFO] [stderr]    |
[INFO] [stderr] 27 | struct Indexed(u32, u64);
[INFO] [stderr]    |                  ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]   --> tests/mod.rs:27:23
[INFO] [stderr]    |
[INFO] [stderr] 27 | struct Indexed(u32, u64);
[INFO] [stderr]    |                       ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]   --> tests/mod.rs:31:4
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub a: A,
[INFO] [stderr]    |       ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]   --> tests/mod.rs:32:4
[INFO] [stderr]    |
[INFO] [stderr] 32 |     pub b: B,
[INFO] [stderr]    |       ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]   --> tests/mod.rs:33:4
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub c: C,
[INFO] [stderr]    |       ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]   --> tests/mod.rs:38:4
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub a: u32,
[INFO] [stderr]    |       ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]   --> tests/mod.rs:39:4
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub b: u64,
[INFO] [stderr]    |       ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]   --> tests/mod.rs:40:3
[INFO] [stderr]    |
[INFO] [stderr] 40 |     _c: ::std::marker::PhantomData<u8>,
[INFO] [stderr]    |      ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]   --> tests/mod.rs:51:41
[INFO] [stderr]    |
[INFO] [stderr] 51 | #[derive(Debug, PartialEq, Encode, Decode)]
[INFO] [stderr]    |                                         ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]   --> tests/mod.rs:55:6
[INFO] [stderr]    |
[INFO] [stderr] 55 |     B(u32, u64),
[INFO] [stderr]    |         ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]   --> tests/mod.rs:55:11
[INFO] [stderr]    |
[INFO] [stderr] 55 |     B(u32, u64),
[INFO] [stderr]    |              ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]   --> tests/mod.rs:57:3
[INFO] [stderr]    |
[INFO] [stderr] 57 |         a: u32,
[INFO] [stderr]    |         ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]   --> tests/mod.rs:58:3
[INFO] [stderr]    |
[INFO] [stderr] 58 |         b: u64,
[INFO] [stderr]    |         ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]   --> tests/mod.rs:62:41
[INFO] [stderr]    |
[INFO] [stderr] 62 | #[derive(Debug, PartialEq, Encode, Decode)]
[INFO] [stderr]    |                                         ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]   --> tests/mod.rs:71:2
[INFO] [stderr]    |
[INFO] [stderr] 71 |     #[codec(encoded_as = "<T as HasCompact>::Type")]
[INFO] [stderr]    |     ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]   --> tests/mod.rs:77:2
[INFO] [stderr]    |
[INFO] [stderr] 77 |     #[codec(compact)]
[INFO] [stderr]    |     ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]   --> tests/mod.rs:81:41
[INFO] [stderr]    |
[INFO] [stderr] 81 | #[derive(Debug, PartialEq, Encode, Decode)]
[INFO] [stderr]    |                                         ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]   --> tests/mod.rs:83:10
[INFO] [stderr]    |
[INFO] [stderr] 83 |     Unnamed(#[codec(encoded_as = "<T as HasCompact>::Type")] T),
[INFO] [stderr]    |             ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]   --> tests/mod.rs:85:3
[INFO] [stderr]    |
[INFO] [stderr] 85 |         #[codec(encoded_as = "<T as HasCompact>::Type")]
[INFO] [stderr]    |         ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]   --> tests/mod.rs:88:17
[INFO] [stderr]    |
[INFO] [stderr] 88 |     UnnamedCompact(#[codec(compact)] T),
[INFO] [stderr]    |                    ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]   --> tests/mod.rs:90:3
[INFO] [stderr]    |
[INFO] [stderr] 90 |         #[codec(compact)]
[INFO] [stderr]    |         ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]   --> tests/mod.rs:97:2
[INFO] [stderr]    |
[INFO] [stderr] 97 |     #[codec(compact)]
[INFO] [stderr]    |     ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]    --> tests/mod.rs:101:41
[INFO] [stderr]     |
[INFO] [stderr] 101 | #[derive(Debug, PartialEq, Encode, Decode)]
[INFO] [stderr]     |                                         ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]     |
[INFO] [stderr]     = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]    --> tests/mod.rs:103:10
[INFO] [stderr]     |
[INFO] [stderr] 103 |     Unnamed(#[codec(compact)] u64),
[INFO] [stderr]     |             ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]     |
[INFO] [stderr]     = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]    --> tests/mod.rs:105:3
[INFO] [stderr]     |
[INFO] [stderr] 105 |         #[codec(compact)]
[INFO] [stderr]     |         ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]     |
[INFO] [stderr]     = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]    --> tests/mod.rs:315:7
[INFO] [stderr]     |
[INFO] [stderr] 315 |         field: (Vec<T::EncodableType>, Type),
[INFO] [stderr]     |             ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]     |
[INFO] [stderr]     = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]    --> tests/mod.rs:360:3
[INFO] [stderr]     |
[INFO] [stderr] 360 |         #[codec(encoded_as = "u32")]
[INFO] [stderr]     |         ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]     |
[INFO] [stderr]     = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]    --> tests/mod.rs:393:42
[INFO] [stderr]     |
[INFO] [stderr] 393 |     #[derive(Debug, PartialEq, Encode, Decode)]
[INFO] [stderr]     |                                             ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]     |
[INFO] [stderr]     = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]    --> tests/mod.rs:396:4
[INFO] [stderr]     |
[INFO] [stderr] 396 |             #[codec(compact)] a: T
[INFO] [stderr]     |             ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]     |
[INFO] [stderr]     = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]    --> tests/mod.rs:424:3
[INFO] [stderr]     |
[INFO] [stderr] 424 |         t: T::Type,
[INFO] [stderr]     |         ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]     |
[INFO] [stderr]     = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]    --> tests/mod.rs:438:6
[INFO] [stderr]     |
[INFO] [stderr] 438 |         data: N,
[INFO] [stderr]     |            ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]     |
[INFO] [stderr]     = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]    --> tests/mod.rs:439:7
[INFO] [stderr]     |
[INFO] [stderr] 439 |         other: Vec<Recursive<N>>,
[INFO] [stderr]     |             ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]     |
[INFO] [stderr]     = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]    --> tests/mod.rs:450:6
[INFO] [stderr]     |
[INFO] [stderr] 450 |         data: N,
[INFO] [stderr]     |            ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]     |
[INFO] [stderr]     = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::option::NoneError: std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not satisfied
[INFO] [stderr]    --> tests/mod.rs:451:7
[INFO] [stderr]     |
[INFO] [stderr] 451 |         other: Vec<Struct<A, B, Recursive<A, B, N>>>,
[INFO] [stderr]     |             ^ the trait `std::convert::From<_IMPL_DECODE_FOR_Unit::_susy_codec::Error>` is not implemented for `std::option::NoneError`
[INFO] [stderr]     |
[INFO] [stderr]     = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 52 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0053, E0277.
[INFO] [stderr] For more information about an error, try `rustc --explain E0053`.
[INFO] [stderr] error: Could not compile `susy-codec`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "1a1bf5a7b106737bf8684441b84d41beef0905d6b9e1094efd7a1d1321d7046c"`
[INFO] running `"docker" "rm" "-f" "1a1bf5a7b106737bf8684441b84d41beef0905d6b9e1094efd7a1d1321d7046c"`
[INFO] [stdout] 1a1bf5a7b106737bf8684441b84d41beef0905d6b9e1094efd7a1d1321d7046c