[INFO] fetching crate serde-xdr 0.6.0...
[INFO] checking serde-xdr-0.6.0 against 28b6e691688c15cef4c60d9044274e7b84397870 for pr-162986
[INFO] extracting crate serde-xdr 0.6.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate serde-xdr 0.6.0
[INFO] finished tweaking crates.io crate serde-xdr 0.6.0
[INFO] tweaked toml for crates.io crate serde-xdr 0.6.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde-xdr 0.6.0 on toolchain 28b6e691688c15cef4c60d9044274e7b84397870
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+28b6e691688c15cef4c60d9044274e7b84397870" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+28b6e691688c15cef4c60d9044274e7b84397870" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 31 packages to highest compatible versions
[INFO] [stderr]       Adding ordered-float v0.5.2 (available: v5.5.0)
[INFO] [stderr]       Adding serde_bytes v0.10.5 (available: v0.11.19)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+28b6e691688c15cef4c60d9044274e7b84397870" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_bytes v0.10.5
[INFO] [stderr]   Downloaded ordered-float v0.5.2
[INFO] [stderr]   Downloaded num-traits v0.1.43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b751b37c48711238bef6a88572ac2f0f3d03dcfd1edfe1c826fbda14200116ad
[INFO] running `Command { std: "docker" "start" "b751b37c48711238bef6a88572ac2f0f3d03dcfd1edfe1c826fbda14200116ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b751b37c48711238bef6a88572ac2f0f3d03dcfd1edfe1c826fbda14200116ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b751b37c48711238bef6a88572ac2f0f3d03dcfd1edfe1c826fbda14200116ad" "/opt/rustwide/cargo-home/bin/cargo" "+28b6e691688c15cef4c60d9044274e7b84397870" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b751b37c48711238bef6a88572ac2f0f3d03dcfd1edfe1c826fbda14200116ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b751b37c48711238bef6a88572ac2f0f3d03dcfd1edfe1c826fbda14200116ad" "/opt/rustwide/cargo-home/bin/cargo" "+28b6e691688c15cef4c60d9044274e7b84397870" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.191
[INFO] [stderr]     Checking memchr v2.8.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling syn v3.0.9
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking serde_bytes v0.10.5
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking ordered-float v0.5.2
[INFO] [stderr]     Checking object v0.37.3
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]     Checking backtrace v0.3.76
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking serde-xdr v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `failure::core::num::<impl u32>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/de/deserializer/mod.rs:263:26
[INFO] [stdout]     |
[INFO] [stdout] 263 |         if length > u32::max_value() as usize {
[INFO] [stdout]     |                          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::core::num::<impl u32>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/de/deserializer/mod.rs:279:26
[INFO] [stdout]     |
[INFO] [stdout] 279 |         if length > u32::max_value() as usize {
[INFO] [stdout]     |                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/de/errors.rs:181:16
[INFO] [stdout]     |
[INFO] [stdout] 181 |         self.0.description()
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::core::num::<impl u32>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/ser/serializer/mod.rs:107:31
[INFO] [stdout]     |
[INFO] [stdout] 107 |         if value.len() > u32::max_value() as usize {
[INFO] [stdout]     |                               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::core::num::<impl u32>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/ser/serializer/mod.rs:127:28
[INFO] [stdout]     |
[INFO] [stdout] 127 |             length <= u32::max_value() as usize,
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::core::num::<impl u32>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> src/ser/serializer/sequence_serializer/mod.rs:89:31
[INFO] [stdout]    |
[INFO] [stdout] 89 |         let max_length = u32::max_value() as usize;
[INFO] [stdout]    |                               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/ser/errors.rs:119:16
[INFO] [stdout]     |
[INFO] [stdout] 119 |         self.0.description()
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/de/errors.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug, Fail)]
[INFO] [stdout]    |                 ^---
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 `Fail` is not local
[INFO] [stdout]    |                 move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_DeserializationError`
[INFO] [stdout] 14 | pub enum DeserializationError {
[INFO] [stdout]    |          -------------------- `DeserializationError` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/de/errors.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug, Fail)]
[INFO] [stdout]    |                 ^---
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 `Display` is not local
[INFO] [stdout]    |                 move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_DeserializationError`
[INFO] [stdout] 14 | pub enum DeserializationError {
[INFO] [stdout]    |          -------------------- `DeserializationError` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/ser/errors.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(Debug, Fail)]
[INFO] [stdout]    |                 ^---
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 `Fail` is not local
[INFO] [stdout]    |                 move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_SerializationError`
[INFO] [stdout] 13 | pub enum SerializationError {
[INFO] [stdout]    |          ------------------ `SerializationError` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/ser/errors.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(Debug, Fail)]
[INFO] [stdout]    |                 ^---
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 `Display` is not local
[INFO] [stdout]    |                 move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_SerializationError`
[INFO] [stdout] 13 | pub enum SerializationError {
[INFO] [stdout]    |          ------------------ `SerializationError` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::core::num::<impl u32>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/de/deserializer/mod.rs:263:26
[INFO] [stdout]     |
[INFO] [stdout] 263 |         if length > u32::max_value() as usize {
[INFO] [stdout]     |                          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::core::num::<impl u32>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/de/deserializer/mod.rs:279:26
[INFO] [stdout]     |
[INFO] [stdout] 279 |         if length > u32::max_value() as usize {
[INFO] [stdout]     |                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/de/errors.rs:181:16
[INFO] [stdout]     |
[INFO] [stdout] 181 |         self.0.description()
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::core::num::<impl u32>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/ser/serializer/mod.rs:107:31
[INFO] [stdout]     |
[INFO] [stdout] 107 |         if value.len() > u32::max_value() as usize {
[INFO] [stdout]     |                               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::core::num::<impl u32>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/ser/serializer/mod.rs:127:28
[INFO] [stdout]     |
[INFO] [stdout] 127 |             length <= u32::max_value() as usize,
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::core::num::<impl u32>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> src/ser/serializer/sequence_serializer/mod.rs:89:31
[INFO] [stdout]    |
[INFO] [stdout] 89 |         let max_length = u32::max_value() as usize;
[INFO] [stdout]    |                               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/ser/errors.rs:119:16
[INFO] [stdout]     |
[INFO] [stdout] 119 |         self.0.description()
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/de/errors.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug, Fail)]
[INFO] [stdout]    |                 ^---
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 `Fail` is not local
[INFO] [stdout]    |                 move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_DeserializationError`
[INFO] [stdout] 14 | pub enum DeserializationError {
[INFO] [stdout]    |          -------------------- `DeserializationError` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/de/errors.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug, Fail)]
[INFO] [stdout]    |                 ^---
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 `Display` is not local
[INFO] [stdout]    |                 move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_DeserializationError`
[INFO] [stdout] 14 | pub enum DeserializationError {
[INFO] [stdout]    |          -------------------- `DeserializationError` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/ser/serializer/tests.rs:35:16
[INFO] [stdout]    |
[INFO] [stdout] 35 |         bits = mem::transmute::<f32, u32>(value);
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] help: replace this with
[INFO] [stdout]    |
[INFO] [stdout] 35 -         bits = mem::transmute::<f32, u32>(value);
[INFO] [stdout] 35 +         bits = f32::to_bits(value);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/ser/serializer/tests.rs:45:16
[INFO] [stdout]    |
[INFO] [stdout] 45 |         bits = mem::transmute::<f64, u64>(value);
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace this with
[INFO] [stdout]    |
[INFO] [stdout] 45 -         bits = mem::transmute::<f64, u64>(value);
[INFO] [stdout] 45 +         bits = f64::to_bits(value);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/ser/errors.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(Debug, Fail)]
[INFO] [stdout]    |                 ^---
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 `Fail` is not local
[INFO] [stdout]    |                 move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_SerializationError`
[INFO] [stdout] 13 | pub enum SerializationError {
[INFO] [stdout]    |          ------------------ `SerializationError` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/ser/errors.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(Debug, Fail)]
[INFO] [stdout]    |                 ^---
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 `Display` is not local
[INFO] [stdout]    |                 move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_SerializationError`
[INFO] [stdout] 13 | pub enum SerializationError {
[INFO] [stdout]    |          ------------------ `SerializationError` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.55s
[INFO] running `Command { std: "docker" "inspect" "b751b37c48711238bef6a88572ac2f0f3d03dcfd1edfe1c826fbda14200116ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b751b37c48711238bef6a88572ac2f0f3d03dcfd1edfe1c826fbda14200116ad", kill_on_drop: false }`
[INFO] [stdout] b751b37c48711238bef6a88572ac2f0f3d03dcfd1edfe1c826fbda14200116ad
