[INFO] fetching crate crulz 0.0.7...
[INFO] checking crulz-0.0.7 against master#4eb62535fc12dd1a63fd43a4173e224e79313c4d for pr-158816
[INFO] extracting crate crulz 0.0.7 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate crulz 0.0.7
[INFO] finished tweaking crates.io crate crulz 0.0.7
[INFO] tweaked toml for crates.io crate crulz 0.0.7 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate crulz 0.0.7 on toolchain 4eb62535fc12dd1a63fd43a4173e224e79313c4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate crulz 0.0.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
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[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" "c890ac038e85d0089529df41bf9b2b903fa1315f2b518ed75ebb9687471f9227" "/opt/rustwide/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] [stderr]    Compiling crulz v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.112
[INFO] [stderr]    Compiling delegate-attr v0.2.7
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[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]  --> src/ast.rs:6:30
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Clone, Copy, Debug, Deserialize, Eq, PartialEq, Serialize)]
[INFO] [stdout]   |                              ^----------
[INFO] [stdout]   |                              |
[INFO] [stdout]   |                              `Deserialize` is not local
[INFO] [stdout]   |                              move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_GroupType`
[INFO] [stdout] 7 | pub enum GroupType {
[INFO] [stdout]   |          --------- `GroupType` is not local
[INFO] [stdout]   |
[INFO] [stdout]   = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]   = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_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 `Deserialize` (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/ast.rs:6:58
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Clone, Copy, Debug, Deserialize, Eq, PartialEq, Serialize)]
[INFO] [stdout]   |                                                          ^--------
[INFO] [stdout]   |                                                          |
[INFO] [stdout]   |                                                          `Serialize` is not local
[INFO] [stdout]   |                                                          move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_GroupType`
[INFO] [stdout] 7 | pub enum GroupType {
[INFO] [stdout]   |          --------- `GroupType` is not local
[INFO] [stdout]   |
[INFO] [stdout]   = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]   = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_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 `Serialize` (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/ast.rs:13:24
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
[INFO] [stdout]    |                        ^----------
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        `Deserialize` is not local
[INFO] [stdout]    |                        move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_ASTNode`
[INFO] [stdout] 14 | pub enum ASTNode {
[INFO] [stdout]    |          ------- `ASTNode` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_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 `Deserialize` (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/ast.rs:13:52
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
[INFO] [stdout]    |                                                    ^--------
[INFO] [stdout]    |                                                    |
[INFO] [stdout]    |                                                    `Serialize` is not local
[INFO] [stdout]    |                                                    move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_ASTNode`
[INFO] [stdout] 14 | pub enum ASTNode {
[INFO] [stdout]    |          ------- `ASTNode` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_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 `Serialize` (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/ast.rs:106:33
[INFO] [stdout]     |
[INFO] [stdout] 106 | #[derive(Clone, Debug, Default, Deserialize, Eq, PartialEq, Serialize)]
[INFO] [stdout]     |                                 ^----------
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 `Deserialize` is not local
[INFO] [stdout]     |                                 move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_CmdEvalArgs`
[INFO] [stdout] 107 | pub struct CmdEvalArgs(pub VAN);
[INFO] [stdout]     |            ----------- `CmdEvalArgs` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_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 `Deserialize` (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/ast.rs:106:61
[INFO] [stdout]     |
[INFO] [stdout] 106 | #[derive(Clone, Debug, Default, Deserialize, Eq, PartialEq, Serialize)]
[INFO] [stdout]     |                                                             ^--------
[INFO] [stdout]     |                                                             |
[INFO] [stdout]     |                                                             `Serialize` is not local
[INFO] [stdout]     |                                                             move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_CmdEvalArgs`
[INFO] [stdout] 107 | pub struct CmdEvalArgs(pub VAN);
[INFO] [stdout]     |            ----------- `CmdEvalArgs` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_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 `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ast.rs:145:17
[INFO] [stdout]     |
[INFO] [stdout] 145 |     pub fn iter(&self) -> std::slice::Iter<ASTNode> { }
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 145 |     pub fn iter(&self) -> std::slice::Iter<'_, ASTNode> { }
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ast.rs:146:21
[INFO] [stdout]     |
[INFO] [stdout] 146 |     pub fn iter_mut(&mut self) -> std::slice::IterMut<ASTNode> { }
[INFO] [stdout]     |                     ^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 146 |     pub fn iter_mut(&mut self) -> std::slice::IterMut<'_, ASTNode> { }
[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/ast.rs:6:30
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Clone, Copy, Debug, Deserialize, Eq, PartialEq, Serialize)]
[INFO] [stdout]   |                              ^----------
[INFO] [stdout]   |                              |
[INFO] [stdout]   |                              `Deserialize` is not local
[INFO] [stdout]   |                              move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_GroupType`
[INFO] [stdout] 7 | pub enum GroupType {
[INFO] [stdout]   |          --------- `GroupType` is not local
[INFO] [stdout]   |
[INFO] [stdout]   = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]   = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_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 `Deserialize` (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/ast.rs:6:58
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Clone, Copy, Debug, Deserialize, Eq, PartialEq, Serialize)]
[INFO] [stdout]   |                                                          ^--------
[INFO] [stdout]   |                                                          |
[INFO] [stdout]   |                                                          `Serialize` is not local
[INFO] [stdout]   |                                                          move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_GroupType`
[INFO] [stdout] 7 | pub enum GroupType {
[INFO] [stdout]   |          --------- `GroupType` is not local
[INFO] [stdout]   |
[INFO] [stdout]   = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]   = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_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 `Serialize` (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/ast.rs:13:24
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
[INFO] [stdout]    |                        ^----------
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        `Deserialize` is not local
[INFO] [stdout]    |                        move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_ASTNode`
[INFO] [stdout] 14 | pub enum ASTNode {
[INFO] [stdout]    |          ------- `ASTNode` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_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 `Deserialize` (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/ast.rs:13:52
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
[INFO] [stdout]    |                                                    ^--------
[INFO] [stdout]    |                                                    |
[INFO] [stdout]    |                                                    `Serialize` is not local
[INFO] [stdout]    |                                                    move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_ASTNode`
[INFO] [stdout] 14 | pub enum ASTNode {
[INFO] [stdout]    |          ------- `ASTNode` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_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 `Serialize` (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/ast.rs:106:33
[INFO] [stdout]     |
[INFO] [stdout] 106 | #[derive(Clone, Debug, Default, Deserialize, Eq, PartialEq, Serialize)]
[INFO] [stdout]     |                                 ^----------
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 `Deserialize` is not local
[INFO] [stdout]     |                                 move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_CmdEvalArgs`
[INFO] [stdout] 107 | pub struct CmdEvalArgs(pub VAN);
[INFO] [stdout]     |            ----------- `CmdEvalArgs` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_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 `Deserialize` (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/ast.rs:106:61
[INFO] [stdout]     |
[INFO] [stdout] 106 | #[derive(Clone, Debug, Default, Deserialize, Eq, PartialEq, Serialize)]
[INFO] [stdout]     |                                                             ^--------
[INFO] [stdout]     |                                                             |
[INFO] [stdout]     |                                                             `Serialize` is not local
[INFO] [stdout]     |                                                             move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_CmdEvalArgs`
[INFO] [stdout] 107 | pub struct CmdEvalArgs(pub VAN);
[INFO] [stdout]     |            ----------- `CmdEvalArgs` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_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 `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ast.rs:145:17
[INFO] [stdout]     |
[INFO] [stdout] 145 |     pub fn iter(&self) -> std::slice::Iter<ASTNode> { }
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 145 |     pub fn iter(&self) -> std::slice::Iter<'_, ASTNode> { }
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ast.rs:146:21
[INFO] [stdout]     |
[INFO] [stdout] 146 |     pub fn iter_mut(&mut self) -> std::slice::IterMut<ASTNode> { }
[INFO] [stdout]     |                     ^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 146 |     pub fn iter_mut(&mut self) -> std::slice::IterMut<'_, ASTNode> { }
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.71s
[INFO] running `Command { std: "docker" "inspect" "c890ac038e85d0089529df41bf9b2b903fa1315f2b518ed75ebb9687471f9227", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c890ac038e85d0089529df41bf9b2b903fa1315f2b518ed75ebb9687471f9227", kill_on_drop: false }`
[INFO] [stdout] c890ac038e85d0089529df41bf9b2b903fa1315f2b518ed75ebb9687471f9227
