[INFO] cloning repository https://github.com/timothyb89/metriful [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/timothyb89/metriful" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimothyb89%2Fmetriful", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimothyb89%2Fmetriful'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e99170f4e0ef1fc5bcdcf41ce22d142f1c64d6d0 [INFO] checking timothyb89/metriful against try#6284d7b4bd27983dba388146648ab844ca7d032f for pr-152971 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimothyb89%2Fmetriful" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/timothyb89/metriful [INFO] finished tweaking git repo https://github.com/timothyb89/metriful [INFO] tweaked toml for git repo https://github.com/timothyb89/metriful written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/timothyb89/metriful on toolchain 6284d7b4bd27983dba388146648ab844ca7d032f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/timothyb89/metriful 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" "+6284d7b4bd27983dba388146648ab844ca7d032f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating git repository `https://github.com/timothyb89/simple-prometheus-exporter-rs` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded textwrap v0.13.4 [INFO] [stderr] Downloaded i2cdev v0.4.4 [INFO] [stderr] Downloaded tokio-stream v0.1.3 [INFO] [stderr] Downloaded sysfs_gpio v0.5.4 [INFO] [stderr] Downloaded warp v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] df01a4d65156bd18f89a265134b485c270606b21a8481f9c0bd8c66311c5d883 [INFO] running `Command { std: "docker" "start" "-a" "df01a4d65156bd18f89a265134b485c270606b21a8481f9c0bd8c66311c5d883", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "df01a4d65156bd18f89a265134b485c270606b21a8481f9c0bd8c66311c5d883", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df01a4d65156bd18f89a265134b485c270606b21a8481f9c0bd8c66311c5d883", kill_on_drop: false }` [INFO] [stdout] df01a4d65156bd18f89a265134b485c270606b21a8481f9c0bd8c66311c5d883 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 33ff03e1af09b3338008eda62ed88abb0b3b070a4c6ac0dd1571903737db5fd0 [INFO] running `Command { std: "docker" "start" "-a" "33ff03e1af09b3338008eda62ed88abb0b3b070a4c6ac0dd1571903737db5fd0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.87 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling rustversion v1.0.4 [INFO] [stderr] Checking byteorder v1.4.2 [INFO] [stderr] Checking smawk v0.3.1 [INFO] [stderr] Checking num-traits v0.2.14 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking textwrap v0.13.4 [INFO] [stderr] Checking num-integer v0.1.44 [INFO] [stderr] Checking nix v0.14.1 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Compiling err-derive v0.2.4 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Checking i2cdev v0.4.4 [INFO] [stderr] Checking sysfs_gpio v0.5.4 [INFO] [stderr] Checking metriful v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `UnitSymbol` is never constructed [INFO] [stdout] --> src/unit.rs:70:8 [INFO] [stdout] | [INFO] [stdout] 70 | struct UnitSymbol(Option<&'static str>); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/lib.rs:648:8 [INFO] [stdout] | [INFO] [stdout] 644 | &'a mut self, [INFO] [stdout] | -- the lifetime is named here [INFO] [stdout] ... [INFO] [stdout] 648 | ) -> MetricReadIterator [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: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 648 | ) -> MetricReadIterator<'a, U> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/lib.rs:698:8 [INFO] [stdout] | [INFO] [stdout] 695 | &'a mut self, [INFO] [stdout] | -- the lifetime is named here [INFO] [stdout] ... [INFO] [stdout] 698 | ) -> MetricReadIterator [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: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 698 | ) -> MetricReadIterator<'a, U> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/lib.rs:749:8 [INFO] [stdout] | [INFO] [stdout] 745 | &'a mut self, [INFO] [stdout] | -- the lifetime is named here [INFO] [stdout] ... [INFO] [stdout] 749 | ) -> CycleReadIterator [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: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 749 | ) -> CycleReadIterator<'a, U> [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/error.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | #[derive(Debug, Error)] [INFO] [stdout] | ^---- [INFO] [stdout] | | [INFO] [stdout] | `Error` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_std_error_Error_FOR_MetrifulError` [INFO] [stdout] 7 | pub enum MetrifulError { [INFO] [stdout] | ------------- `MetrifulError` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Error` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Error` may come from an old version of the `err_derive` crate, try updating your dependency with `cargo update -p err_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 `Error` (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/error.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | #[derive(Debug, Error)] [INFO] [stdout] | ^---- [INFO] [stdout] | | [INFO] [stdout] | `Display` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_core_fmt_Display_FOR_MetrifulError` [INFO] [stdout] 7 | pub enum MetrifulError { [INFO] [stdout] | ------------- `MetrifulError` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Error` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Error` may come from an old version of the `err_derive` crate, try updating your dependency with `cargo update -p err_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 `Error` (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/error.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | #[derive(Debug, Error)] [INFO] [stdout] | ^---- [INFO] [stdout] | | [INFO] [stdout] | `From` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_core_convert_From_LinuxI2CError_FOR_MetrifulError` [INFO] [stdout] 7 | pub enum MetrifulError { [INFO] [stdout] | ------------- `MetrifulError` is not local [INFO] [stdout] 8 | #[error(display = "i2c error: {:?}", _0)] [INFO] [stdout] 9 | I2CError(#[error(source)] LinuxI2CError), [INFO] [stdout] | ------------- `LinuxI2CError` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Error` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Error` may come from an old version of the `err_derive` crate, try updating your dependency with `cargo update -p err_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 `Error` (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/error.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | #[derive(Debug, Error)] [INFO] [stdout] | ^---- [INFO] [stdout] | | [INFO] [stdout] | `From` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_core_convert_From_sysfs_gpio_Error_FOR_MetrifulError` [INFO] [stdout] 7 | pub enum MetrifulError { [INFO] [stdout] | ------------- `MetrifulError` is not local [INFO] [stdout] ... [INFO] [stdout] 12 | GPIOError(#[error(source)] sysfs_gpio::Error), [INFO] [stdout] | ----------------- `Error` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Error` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Error` may come from an old version of the `err_derive` crate, try updating your dependency with `cargo update -p err_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 `Error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `UnitSymbol` is never constructed [INFO] [stdout] --> src/unit.rs:70:8 [INFO] [stdout] | [INFO] [stdout] 70 | struct UnitSymbol(Option<&'static str>); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/lib.rs:648:8 [INFO] [stdout] | [INFO] [stdout] 644 | &'a mut self, [INFO] [stdout] | -- the lifetime is named here [INFO] [stdout] ... [INFO] [stdout] 648 | ) -> MetricReadIterator [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: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 648 | ) -> MetricReadIterator<'a, U> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/lib.rs:698:8 [INFO] [stdout] | [INFO] [stdout] 695 | &'a mut self, [INFO] [stdout] | -- the lifetime is named here [INFO] [stdout] ... [INFO] [stdout] 698 | ) -> MetricReadIterator [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: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 698 | ) -> MetricReadIterator<'a, U> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/lib.rs:749:8 [INFO] [stdout] | [INFO] [stdout] 745 | &'a mut self, [INFO] [stdout] | -- the lifetime is named here [INFO] [stdout] ... [INFO] [stdout] 749 | ) -> CycleReadIterator [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: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 749 | ) -> CycleReadIterator<'a, U> [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/error.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | #[derive(Debug, Error)] [INFO] [stdout] | ^---- [INFO] [stdout] | | [INFO] [stdout] | `Error` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_std_error_Error_FOR_MetrifulError` [INFO] [stdout] 7 | pub enum MetrifulError { [INFO] [stdout] | ------------- `MetrifulError` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Error` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Error` may come from an old version of the `err_derive` crate, try updating your dependency with `cargo update -p err_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 `Error` (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/error.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | #[derive(Debug, Error)] [INFO] [stdout] | ^---- [INFO] [stdout] | | [INFO] [stdout] | `Display` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_core_fmt_Display_FOR_MetrifulError` [INFO] [stdout] 7 | pub enum MetrifulError { [INFO] [stdout] | ------------- `MetrifulError` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Error` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Error` may come from an old version of the `err_derive` crate, try updating your dependency with `cargo update -p err_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 `Error` (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/error.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | #[derive(Debug, Error)] [INFO] [stdout] | ^---- [INFO] [stdout] | | [INFO] [stdout] | `From` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_core_convert_From_LinuxI2CError_FOR_MetrifulError` [INFO] [stdout] 7 | pub enum MetrifulError { [INFO] [stdout] | ------------- `MetrifulError` is not local [INFO] [stdout] 8 | #[error(display = "i2c error: {:?}", _0)] [INFO] [stdout] 9 | I2CError(#[error(source)] LinuxI2CError), [INFO] [stdout] | ------------- `LinuxI2CError` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Error` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Error` may come from an old version of the `err_derive` crate, try updating your dependency with `cargo update -p err_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 `Error` (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/error.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | #[derive(Debug, Error)] [INFO] [stdout] | ^---- [INFO] [stdout] | | [INFO] [stdout] | `From` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_core_convert_From_sysfs_gpio_Error_FOR_MetrifulError` [INFO] [stdout] 7 | pub enum MetrifulError { [INFO] [stdout] | ------------- `MetrifulError` is not local [INFO] [stdout] ... [INFO] [stdout] 12 | GPIOError(#[error(source)] sysfs_gpio::Error), [INFO] [stdout] | ----------------- `Error` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Error` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Error` may come from an old version of the `err_derive` crate, try updating your dependency with `cargo update -p err_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 `Error` (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 4.75s [INFO] running `Command { std: "docker" "inspect" "33ff03e1af09b3338008eda62ed88abb0b3b070a4c6ac0dd1571903737db5fd0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33ff03e1af09b3338008eda62ed88abb0b3b070a4c6ac0dd1571903737db5fd0", kill_on_drop: false }` [INFO] [stdout] 33ff03e1af09b3338008eda62ed88abb0b3b070a4c6ac0dd1571903737db5fd0