[INFO] fetching crate derive-adhoc-macros 0.8.4...
[INFO] checking derive-adhoc-macros-0.8.4 against master#8202d110516c6bd87cee375e9a9b774db499015c for pr-149596
[INFO] extracting crate derive-adhoc-macros 0.8.4 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate derive-adhoc-macros 0.8.4
[INFO] finished tweaking crates.io crate derive-adhoc-macros 0.8.4
[INFO] tweaked toml for crates.io crate derive-adhoc-macros 0.8.4 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate derive-adhoc-macros 0.8.4 on toolchain 8202d110516c6bd87cee375e9a9b774db499015c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8202d110516c6bd87cee375e9a9b774db499015c" "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" "+8202d110516c6bd87cee375e9a9b774db499015c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 29 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding heck v0.4.1 (available: v0.5.0)
[INFO] [stderr]       Adding itertools v0.12.1 (available: v0.14.0)
[INFO] [stderr]       Adding proc-macro-crate v2.0.2 (available: v3.4.0)
[INFO] [stderr]       Adding strum v0.25.0 (available: v0.27.2)
[INFO] [stderr]       Adding toml_datetime v0.6.3 (available: v0.6.11)
[INFO] [stderr]       Adding toml_edit v0.20.2 (available: v0.20.7)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8202d110516c6bd87cee375e9a9b774db499015c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strum v0.25.0
[INFO] [stderr]   Downloaded heck v0.4.1
[INFO] [stderr]   Downloaded strum_macros v0.25.3
[INFO] [stderr]   Downloaded proc-macro-crate v2.0.2
[INFO] [stderr]   Downloaded toml_datetime v0.6.3
[INFO] [stderr]   Downloaded toml_edit v0.20.2
[INFO] [stderr]   Downloaded crypto-common v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+8202d110516c6bd87cee375e9a9b774db499015c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b7e8e21ff0eb60862bab90eb21fd6743085e92d4325c9f838e0934dd7b020d7
[INFO] running `Command { std: "docker" "start" "-a" "4b7e8e21ff0eb60862bab90eb21fd6743085e92d4325c9f838e0934dd7b020d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b7e8e21ff0eb60862bab90eb21fd6743085e92d4325c9f838e0934dd7b020d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b7e8e21ff0eb60862bab90eb21fd6743085e92d4325c9f838e0934dd7b020d7", kill_on_drop: false }`
[INFO] [stdout] 4b7e8e21ff0eb60862bab90eb21fd6743085e92d4325c9f838e0934dd7b020d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+8202d110516c6bd87cee375e9a9b774db499015c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04e695b6159b53a4330a39b4e2b8ea52de8867c30bad1381ea27c1594d672268
[INFO] running `Command { std: "docker" "start" "-a" "04e695b6159b53a4330a39b4e2b8ea52de8867c30bad1381ea27c1594d672268", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]     Checking winnow v0.5.40
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]    Compiling derive-adhoc-macros v0.8.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking indexmap v2.12.1
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking syn v2.0.111
[INFO] [stderr]     Checking toml_edit v0.20.2
[INFO] [stderr]     Checking proc-macro-crate v2.0.2
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]     Checking strum v0.25.0
[INFO] [stdout] warning: unused imports: `Concatenated` and `Discard`
[INFO] [stdout]   --> prelude.rs:42:24
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub use super::utils::{Concatenated, Discard};
[INFO] [stdout]    |                        ^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `bizarre`
[INFO] [stdout]    --> utils.rs:261:11
[INFO] [stdout]     |
[INFO] [stdout] 261 |     #[cfg(feature = "bizarre")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `case`, `expect`, `heck`, and `sha3`
[INFO] [stdout]     = help: consider adding `bizarre` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `EnumCount`
[INFO] [stdout]   --> prelude.rs:23:36
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub use strum::{AsRefStr, Display, EnumCount};
[INFO] [stdout]    |                                    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ResultVoidErrExt as _`
[INFO] [stdout]   --> prelude.rs:30:16
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub use void::{ResultVoidErrExt as _, ResultVoidExt as _, Void};
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Concatenated` and `Discard`
[INFO] [stdout]   --> prelude.rs:42:24
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub use super::utils::{Concatenated, Discard};
[INFO] [stdout]    |                        ^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `bizarre`
[INFO] [stdout]    --> utils.rs:261:11
[INFO] [stdout]     |
[INFO] [stdout] 261 |     #[cfg(feature = "bizarre")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `case`, `expect`, `heck`, and `sha3`
[INFO] [stdout]     = help: consider adding `bizarre` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `bizarre`
[INFO] [stdout]    --> syntax.rs:825:15
[INFO] [stdout]     |
[INFO] [stdout] 825 |         #[cfg(feature = "bizarre")]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `case`, `expect`, `heck`, and `sha3`
[INFO] [stdout]     = help: consider adding `bizarre` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `bizarre`
[INFO] [stdout]    --> syntax.rs:825:15
[INFO] [stdout]     |
[INFO] [stdout] 825 |         #[cfg(feature = "bizarre")]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `case`, `expect`, `heck`, and `sha3`
[INFO] [stdout]     = help: consider adding `bizarre` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]     --> syntax.rs:1204:55
[INFO] [stdout]      |
[INFO] [stdout] 1204 |             let segment = attr.path().segments.iter().exactly_one().ok()?;
[INFO] [stdout]      |                                                       ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]      = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]      = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout]      = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]     -->  macros.rs:8:1
[INFO] [stdout]      |
[INFO] [stdout]    8 + #![feature(exact_length_collection)]
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]     --> syntax.rs:1204:55
[INFO] [stdout]      |
[INFO] [stdout] 1204 |             let segment = attr.path().segments.iter().exactly_one().ok()?;
[INFO] [stdout]      |                                                       ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]      = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]      = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout]      = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]     -->  macros.rs:8:1
[INFO] [stdout]      |
[INFO] [stdout]    8 + #![feature(exact_length_collection)]
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Discard` is never constructed
[INFO] [stdout]   --> utils.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct Discard<T>(PhantomData<T>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Concatenated` is never constructed
[INFO] [stdout]   --> utils.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub struct Concatenated<T>(pub Vec<T>);
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `equals` is never read
[INFO] [stdout]   --> framework.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |     Value { equals: token::Eq, value: syn::Lit },
[INFO] [stdout]    |     -----   ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PreprocessedMetaValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `append_display` is never used
[INFO] [stdout]    --> framework.rs:195:8
[INFO] [stdout]     |
[INFO] [stdout] 189 | pub trait ExpansionOutput: SubstParseContext {
[INFO] [stdout]     |           --------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 195 |     fn append_display<I: Display + Spanned + ToTokens>(&mut self, lit: &I);
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `driver_brace` and `template_brace` are never read
[INFO] [stdout]   --> expand.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct DeriveAdhocExpandInput {
[INFO] [stdout]    |            ---------------------- fields in this struct
[INFO] [stdout] 14 |     pub driver_brace: token::Brace,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 15 |     pub driver: syn::DeriveInput,
[INFO] [stdout] 16 |     pub template_brace: token::Brace,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DeriveAdhocExpandInput` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Discard` is never constructed
[INFO] [stdout]   --> utils.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct Discard<T>(PhantomData<T>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Concatenated` is never constructed
[INFO] [stdout]   --> utils.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub struct Concatenated<T>(pub Vec<T>);
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `equals` is never read
[INFO] [stdout]   --> framework.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |     Value { equals: token::Eq, value: syn::Lit },
[INFO] [stdout]    |     -----   ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PreprocessedMetaValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `append_display` is never used
[INFO] [stdout]    --> framework.rs:195:8
[INFO] [stdout]     |
[INFO] [stdout] 189 | pub trait ExpansionOutput: SubstParseContext {
[INFO] [stdout]     |           --------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 195 |     fn append_display<I: Display + Spanned + ToTokens>(&mut self, lit: &I);
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `driver_brace` and `template_brace` are never read
[INFO] [stdout]   --> expand.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct DeriveAdhocExpandInput {
[INFO] [stdout]    |            ---------------------- fields in this struct
[INFO] [stdout] 14 |     pub driver_brace: token::Brace,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 15 |     pub driver: syn::DeriveInput,
[INFO] [stdout] 16 |     pub template_brace: token::Brace,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DeriveAdhocExpandInput` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> expand.rs:1110:18
[INFO] [stdout]      |
[INFO] [stdout] 1110 |     pub fn fname(&self, tspan: Span) -> Fname {
[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] 1110 |     pub fn fname(&self, tspan: Span) -> Fname<'_> {
[INFO] [stdout]      |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> expand.rs:1110:18
[INFO] [stdout]      |
[INFO] [stdout] 1110 |     pub fn fname(&self, tspan: Span) -> Fname {
[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] 1110 |     pub fn fname(&self, tspan: Span) -> Fname<'_> {
[INFO] [stdout]      |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> paste.rs:625:30
[INFO] [stdout]     |
[INFO] [stdout] 625 |         fn plain_strs(items: &[Item]) -> impl Iterator<Item = Piece> + Clone {
[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] 625 |         fn plain_strs(items: &[Item]) -> impl Iterator<Item = Piece<'_>> + Clone {
[INFO] [stdout]     |                                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> paste.rs:625:30
[INFO] [stdout]     |
[INFO] [stdout] 625 |         fn plain_strs(items: &[Item]) -> impl Iterator<Item = Piece> + Clone {
[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] 625 |         fn plain_strs(items: &[Item]) -> impl Iterator<Item = Piece<'_>> + Clone {
[INFO] [stdout]     |                                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> repeat.rs:354:68
[INFO] [stdout]     |
[INFO] [stdout] 354 |     fn within_level<W>(&'c self, why: &dyn Spanned) -> syn::Result<&W>
[INFO] [stdout]     |                         -- the lifetime is named here              ^^ the same 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: consistently use `'c`
[INFO] [stdout]     |
[INFO] [stdout] 354 |     fn within_level<W>(&'c self, why: &dyn Spanned) -> syn::Result<&'c W>
[INFO] [stdout]     |                                                                     ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> repeat.rs:354:68
[INFO] [stdout]     |
[INFO] [stdout] 354 |     fn within_level<W>(&'c self, why: &dyn Spanned) -> syn::Result<&W>
[INFO] [stdout]     |                         -- the lifetime is named here              ^^ the same 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: consistently use `'c`
[INFO] [stdout]     |
[INFO] [stdout] 354 |     fn within_level<W>(&'c self, why: &dyn Spanned) -> syn::Result<&'c W>
[INFO] [stdout]     |                                                                     ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> repeat.rs:367:18
[INFO] [stdout]     |
[INFO] [stdout] 367 |     pub fn field(&self, why: &dyn Spanned) -> syn::Result<&WithinField> {
[INFO] [stdout]     |                  ^^^^^                                    ^^^^^^^^^^^^
[INFO] [stdout]     |                  |                                        ||
[INFO] [stdout]     |                  |                                        |the same lifetime is hidden here
[INFO] [stdout]     |                  the lifetime is elided here              the same 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] 367 |     pub fn field(&self, why: &dyn Spanned) -> syn::Result<&WithinField<'_>> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> repeat.rs:367:18
[INFO] [stdout]     |
[INFO] [stdout] 367 |     pub fn field(&self, why: &dyn Spanned) -> syn::Result<&WithinField> {
[INFO] [stdout]     |                  ^^^^^                                    ^^^^^^^^^^^^
[INFO] [stdout]     |                  |                                        ||
[INFO] [stdout]     |                  |                                        |the same lifetime is hidden here
[INFO] [stdout]     |                  the lifetime is elided here              the same 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] 367 |     pub fn field(&self, why: &dyn Spanned) -> syn::Result<&WithinField<'_>> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> repeat.rs:371:20
[INFO] [stdout]     |
[INFO] [stdout] 371 |     pub fn variant(&self, why: &dyn Spanned) -> syn::Result<&WithinVariant> {
[INFO] [stdout]     |                    ^^^^^                                    ^^^^^^^^^^^^^^
[INFO] [stdout]     |                    |                                        ||
[INFO] [stdout]     |                    |                                        |the same lifetime is hidden here
[INFO] [stdout]     |                    the lifetime is elided here              the same 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] 371 |     pub fn variant(&self, why: &dyn Spanned) -> syn::Result<&WithinVariant<'_>> {
[INFO] [stdout]     |                                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> repeat.rs:371:20
[INFO] [stdout]     |
[INFO] [stdout] 371 |     pub fn variant(&self, why: &dyn Spanned) -> syn::Result<&WithinVariant> {
[INFO] [stdout]     |                    ^^^^^                                    ^^^^^^^^^^^^^^
[INFO] [stdout]     |                    |                                        ||
[INFO] [stdout]     |                    |                                        |the same lifetime is hidden here
[INFO] [stdout]     |                    the lifetime is elided here              the same 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] 371 |     pub fn variant(&self, why: &dyn Spanned) -> syn::Result<&WithinVariant<'_>> {
[INFO] [stdout]     |                                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.45s
[INFO] running `Command { std: "docker" "inspect" "04e695b6159b53a4330a39b4e2b8ea52de8867c30bad1381ea27c1594d672268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04e695b6159b53a4330a39b4e2b8ea52de8867c30bad1381ea27c1594d672268", kill_on_drop: false }`
[INFO] [stdout] 04e695b6159b53a4330a39b4e2b8ea52de8867c30bad1381ea27c1594d672268
