[INFO] fetching crate magnet_derive 0.8.0... [INFO] testing magnet_derive-0.8.0 against 1.91.0 for beta-1.92-2 [INFO] extracting crate magnet_derive 0.8.0 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate magnet_derive 0.8.0 [INFO] finished tweaking crates.io crate magnet_derive 0.8.0 [INFO] tweaked toml for crates.io crate magnet_derive 0.8.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate magnet_derive 0.8.0 on toolchain 1.91.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 4 packages to latest compatible versions [INFO] [stderr] Adding proc-macro2 v0.4.30 (available: v1.0.103) [INFO] [stderr] Adding quote v0.6.13 (available: v1.0.41) [INFO] [stderr] Adding syn v0.14.9 (available: v2.0.108) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bc976508dc134b3ef5cb7f854e3c4179e15c94fe23f163322dff0e53b9b2e108 [INFO] running `Command { std: "docker" "start" "-a" "bc976508dc134b3ef5cb7f854e3c4179e15c94fe23f163322dff0e53b9b2e108", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bc976508dc134b3ef5cb7f854e3c4179e15c94fe23f163322dff0e53b9b2e108", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc976508dc134b3ef5cb7f854e3c4179e15c94fe23f163322dff0e53b9b2e108", kill_on_drop: false }` [INFO] [stdout] bc976508dc134b3ef5cb7f854e3c4179e15c94fe23f163322dff0e53b9b2e108 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 79759da4c42fc66bfa49654b6f2aea84dc0310274540e572482f35637543cd6e [INFO] running `Command { std: "docker" "start" "-a" "79759da4c42fc66bfa49654b6f2aea84dc0310274540e572482f35637543cd6e", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling magnet_derive v0.8.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:20:23 [INFO] [stdout] | [INFO] [stdout] 20 | cause: Option>, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 20 | cause: Option>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:47:32 [INFO] [stdout] | [INFO] [stdout] 47 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 47 | fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/generics.rs:19:35 [INFO] [stdout] | [INFO] [stdout] 19 | fn split_and_augment_for_impl(&self) -> ( [INFO] [stdout] | ^^^^^ the lifetime is elided here [INFO] [stdout] 20 | ImplGenerics, [INFO] [stdout] | ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] 21 | TypeGenerics, [INFO] [stdout] | ^^^^^^^^^^^^ the same lifetime is hidden 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] 20 ~ ImplGenerics<'_>, [INFO] [stdout] 21 ~ TypeGenerics<'_>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/generics.rs:27:35 [INFO] [stdout] | [INFO] [stdout] 27 | fn split_and_augment_for_impl(&self) -> ( [INFO] [stdout] | ^^^^^ the lifetime is elided here [INFO] [stdout] 28 | ImplGenerics, [INFO] [stdout] | ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] 29 | TypeGenerics, [INFO] [stdout] | ^^^^^^^^^^^^ the same lifetime is hidden 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] 28 ~ ImplGenerics<'_>, [INFO] [stdout] 29 ~ TypeGenerics<'_>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.80s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.9 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] running `Command { std: "docker" "inspect" "79759da4c42fc66bfa49654b6f2aea84dc0310274540e572482f35637543cd6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "79759da4c42fc66bfa49654b6f2aea84dc0310274540e572482f35637543cd6e", kill_on_drop: false }` [INFO] [stdout] 79759da4c42fc66bfa49654b6f2aea84dc0310274540e572482f35637543cd6e [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6f749f915756de9692f8cd6c50afae4f17b2907f030c4e065cf28cfd0399cb65 [INFO] running `Command { std: "docker" "start" "-a" "6f749f915756de9692f8cd6c50afae4f17b2907f030c4e065cf28cfd0399cb65", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling magnet_derive v0.8.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:20:23 [INFO] [stdout] | [INFO] [stdout] 20 | cause: Option>, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 20 | cause: Option>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:20:23 [INFO] [stdout] | [INFO] [stdout] 20 | cause: Option>, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 20 | cause: Option>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:47:32 [INFO] [stdout] | [INFO] [stdout] 47 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 47 | fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:47:32 [INFO] [stdout] | [INFO] [stdout] 47 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 47 | fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/generics.rs:19:35 [INFO] [stdout] | [INFO] [stdout] 19 | fn split_and_augment_for_impl(&self) -> ( [INFO] [stdout] | ^^^^^ the lifetime is elided here [INFO] [stdout] 20 | ImplGenerics, [INFO] [stdout] | ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] 21 | TypeGenerics, [INFO] [stdout] | ^^^^^^^^^^^^ the same lifetime is hidden 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] 20 ~ ImplGenerics<'_>, [INFO] [stdout] 21 ~ TypeGenerics<'_>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/generics.rs:27:35 [INFO] [stdout] | [INFO] [stdout] 27 | fn split_and_augment_for_impl(&self) -> ( [INFO] [stdout] | ^^^^^ the lifetime is elided here [INFO] [stdout] 28 | ImplGenerics, [INFO] [stdout] | ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] 29 | TypeGenerics, [INFO] [stdout] | ^^^^^^^^^^^^ the same lifetime is hidden 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] 28 ~ ImplGenerics<'_>, [INFO] [stdout] 29 ~ TypeGenerics<'_>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/generics.rs:19:35 [INFO] [stdout] | [INFO] [stdout] 19 | fn split_and_augment_for_impl(&self) -> ( [INFO] [stdout] | ^^^^^ the lifetime is elided here [INFO] [stdout] 20 | ImplGenerics, [INFO] [stdout] | ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] 21 | TypeGenerics, [INFO] [stdout] | ^^^^^^^^^^^^ the same lifetime is hidden 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] 20 ~ ImplGenerics<'_>, [INFO] [stdout] 21 ~ TypeGenerics<'_>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/generics.rs:27:35 [INFO] [stdout] | [INFO] [stdout] 27 | fn split_and_augment_for_impl(&self) -> ( [INFO] [stdout] | ^^^^^ the lifetime is elided here [INFO] [stdout] 28 | ImplGenerics, [INFO] [stdout] | ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] 29 | TypeGenerics, [INFO] [stdout] | ^^^^^^^^^^^^ the same lifetime is hidden 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] 28 ~ ImplGenerics<'_>, [INFO] [stdout] 29 ~ TypeGenerics<'_>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.16s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.9 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] running `Command { std: "docker" "inspect" "6f749f915756de9692f8cd6c50afae4f17b2907f030c4e065cf28cfd0399cb65", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f749f915756de9692f8cd6c50afae4f17b2907f030c4e065cf28cfd0399cb65", kill_on_drop: false }` [INFO] [stdout] 6f749f915756de9692f8cd6c50afae4f17b2907f030c4e065cf28cfd0399cb65 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e894dc1999187a47afbf0cffab8a12bf2a0bb823febee4446114f77062334bec [INFO] running `Command { std: "docker" "start" "-a" "e894dc1999187a47afbf0cffab8a12bf2a0bb823febee4446114f77062334bec", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error.rs:20:23 [INFO] [stderr] | [INFO] [stderr] 20 | cause: Option>, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 20 | cause: Option>, [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error.rs:47:32 [INFO] [stderr] | [INFO] [stderr] 47 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 47 | fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/generics.rs:19:35 [INFO] [stderr] | [INFO] [stderr] 19 | fn split_and_augment_for_impl(&self) -> ( [INFO] [stderr] | ^^^^^ the lifetime is elided here [INFO] [stderr] 20 | ImplGenerics, [INFO] [stderr] | ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] 21 | TypeGenerics, [INFO] [stderr] | ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 20 ~ ImplGenerics<'_>, [INFO] [stderr] 21 ~ TypeGenerics<'_>, [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/generics.rs:27:35 [INFO] [stderr] | [INFO] [stderr] 27 | fn split_and_augment_for_impl(&self) -> ( [INFO] [stderr] | ^^^^^ the lifetime is elided here [INFO] [stderr] 28 | ImplGenerics, [INFO] [stderr] | ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] 29 | TypeGenerics, [INFO] [stderr] | ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 28 ~ ImplGenerics<'_>, [INFO] [stderr] 29 ~ TypeGenerics<'_>, [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `magnet_derive` (lib) generated 4 warnings (run `cargo fix --lib -p magnet_derive` to apply 4 suggestions) [INFO] [stderr] warning: `magnet_derive` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.9 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/magnet_derive-6bb5bc56859cdd5c) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests magnet_derive [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e894dc1999187a47afbf0cffab8a12bf2a0bb823febee4446114f77062334bec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e894dc1999187a47afbf0cffab8a12bf2a0bb823febee4446114f77062334bec", kill_on_drop: false }` [INFO] [stdout] e894dc1999187a47afbf0cffab8a12bf2a0bb823febee4446114f77062334bec