[INFO] cloning repository https://github.com/tailhook/nginx-config-mod [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tailhook/nginx-config-mod" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftailhook%2Fnginx-config-mod", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftailhook%2Fnginx-config-mod'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4be0df3b7390f79536ca05b3ac27c72897746007 [INFO] checking tailhook/nginx-config-mod/4be0df3b7390f79536ca05b3ac27c72897746007 against master#8387315ab3c26a57a1f53a90f188f0bc88514bca for pr-124605 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftailhook%2Fnginx-config-mod" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tailhook/nginx-config-mod on toolchain 8387315ab3c26a57a1f53a90f188f0bc88514bca [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8387315ab3c26a57a1f53a90f188f0bc88514bca" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tailhook/nginx-config-mod [INFO] finished tweaking git repo https://github.com/tailhook/nginx-config-mod [INFO] tweaked toml for git repo https://github.com/tailhook/nginx-config-mod written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/tailhook/nginx-config-mod 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" "+8387315ab3c26a57a1f53a90f188f0bc88514bca" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded nginx-config v0.13.2 [INFO] [stderr] Downloaded combine v3.5.1 [INFO] [stderr] Downloaded env_logger v0.5.12 [INFO] [stderr] Downloaded proc-macro2 v0.4.12 [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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+8387315ab3c26a57a1f53a90f188f0bc88514bca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3a9b41dc0465a409828060c9fb265f5b89177cac7fd80e5d66c2f003aea1c87d [INFO] running `Command { std: "docker" "start" "-a" "3a9b41dc0465a409828060c9fb265f5b89177cac7fd80e5d66c2f003aea1c87d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3a9b41dc0465a409828060c9fb265f5b89177cac7fd80e5d66c2f003aea1c87d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a9b41dc0465a409828060c9fb265f5b89177cac7fd80e5d66c2f003aea1c87d", kill_on_drop: false }` [INFO] [stdout] 3a9b41dc0465a409828060c9fb265f5b89177cac7fd80e5d66c2f003aea1c87d [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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+8387315ab3c26a57a1f53a90f188f0bc88514bca" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 07d6e9acfed4ba28aee09a1b1b88d3cf88302a014ee6c02867df40efa2e9f169 [INFO] running `Command { std: "docker" "start" "-a" "07d6e9acfed4ba28aee09a1b1b88d3cf88302a014ee6c02867df40efa2e9f169", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Compiling proc-macro2 v0.4.12 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Compiling cc v1.0.18 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking cfg-if v0.1.5 [INFO] [stderr] Compiling failure_derive v0.1.2 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking matches v0.1.7 [INFO] [stderr] Checking ucd-util v0.1.1 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Compiling regex v1.0.2 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking rustc-demangle v0.1.9 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking regex-syntax v0.6.2 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking unicode-normalization v0.1.7 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking aho-corasick v0.6.6 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking bitflags v1.0.3 [INFO] [stderr] Compiling quote v0.6.6 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Checking byteorder v1.2.4 [INFO] [stderr] Compiling syn v0.14.8 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking ascii v0.7.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking humantime v1.1.1 [INFO] [stderr] Checking combine v3.5.1 [INFO] [stderr] Checking log v0.4.3 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking termcolor v1.0.1 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking url v1.7.1 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Compiling synstructure v0.9.0 [INFO] [stderr] Checking env_logger v0.5.12 [INFO] [stderr] Compiling structopt-derive v0.2.10 [INFO] [stderr] Checking failure v0.1.2 [INFO] [stderr] Checking structopt v0.2.10 [INFO] [stderr] Checking nginx-config v0.13.2 [INFO] [stderr] Checking nginx-config-mod v0.2.9 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/checks/proxy_pass.rs:30:33 [INFO] [stdout] | [INFO] [stdout] 30 | let mut errors = Vec::new();; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/checks/proxy_pass.rs:30:33 [INFO] [stdout] | [INFO] [stdout] 30 | let mut errors = Vec::new();; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, they should be avoided as they go against expectation [INFO] [stdout] --> src/errors.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | #[derive(Debug, Fail)] [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: move this `impl` block outside the of the current constant `_DERIVE_failure_Fail_FOR_ReadError` [INFO] [stdout] = note: an `impl` definition is non-local if it is nested inside an item and may impact type checking outside of that item. This can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: one exception to the rule are anon-const (`const _: () = { ... }`) at top-level module and anon-const at the same nesting as the trait or type [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive` [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, they should be avoided as they go against expectation [INFO] [stdout] --> src/errors.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | #[derive(Debug, Fail)] [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: move this `impl` block outside the of the current constant `_DERIVE_failure_Fail_FOR_ReadError` [INFO] [stdout] = note: an `impl` definition is non-local if it is nested inside an item and may impact type checking outside of that item. This can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: one exception to the rule are anon-const (`const _: () = { ... }`) at top-level module and anon-const at the same nesting as the trait or type [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive` [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, they should be avoided as they go against expectation [INFO] [stdout] --> src/errors.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | #[derive(Debug, Fail)] [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: move this `impl` block outside the of the current constant `_DERIVE_failure_core_fmt_Display_FOR_ReadError` [INFO] [stdout] = note: an `impl` definition is non-local if it is nested inside an item and may impact type checking outside of that item. This can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: one exception to the rule are anon-const (`const _: () = { ... }`) at top-level module and anon-const at the same nesting as the trait or type [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive` [INFO] [stdout] = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, they should be avoided as they go against expectation [INFO] [stdout] --> src/errors.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | #[derive(Debug, Fail)] [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: move this `impl` block outside the of the current constant `_DERIVE_failure_core_fmt_Display_FOR_ReadError` [INFO] [stdout] = note: an `impl` definition is non-local if it is nested inside an item and may impact type checking outside of that item. This can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: one exception to the rule are anon-const (`const _: () = { ... }`) at top-level module and anon-const at the same nesting as the trait or type [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive` [INFO] [stdout] = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, they should be avoided as they go against expectation [INFO] [stdout] --> src/errors.rs:8:17 [INFO] [stdout] | [INFO] [stdout] 8 | #[derive(Debug, Fail)] [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: move this `impl` block outside the of the current constant `_DERIVE_failure_Fail_FOR_ReadEnum` [INFO] [stdout] = note: an `impl` definition is non-local if it is nested inside an item and may impact type checking outside of that item. This can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: one exception to the rule are anon-const (`const _: () = { ... }`) at top-level module and anon-const at the same nesting as the trait or type [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive` [INFO] [stdout] = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, they should be avoided as they go against expectation [INFO] [stdout] --> src/errors.rs:8:17 [INFO] [stdout] | [INFO] [stdout] 8 | #[derive(Debug, Fail)] [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: move this `impl` block outside the of the current constant `_DERIVE_failure_Fail_FOR_ReadEnum` [INFO] [stdout] = note: an `impl` definition is non-local if it is nested inside an item and may impact type checking outside of that item. This can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: one exception to the rule are anon-const (`const _: () = { ... }`) at top-level module and anon-const at the same nesting as the trait or type [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive` [INFO] [stdout] = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, they should be avoided as they go against expectation [INFO] [stdout] --> src/errors.rs:8:17 [INFO] [stdout] | [INFO] [stdout] 8 | #[derive(Debug, Fail)] [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: move this `impl` block outside the of the current constant `_DERIVE_failure_core_fmt_Display_FOR_ReadEnum` [INFO] [stdout] = note: an `impl` definition is non-local if it is nested inside an item and may impact type checking outside of that item. This can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: one exception to the rule are anon-const (`const _: () = { ... }`) at top-level module and anon-const at the same nesting as the trait or type [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive` [INFO] [stdout] = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, they should be avoided as they go against expectation [INFO] [stdout] --> src/errors.rs:8:17 [INFO] [stdout] | [INFO] [stdout] 8 | #[derive(Debug, Fail)] [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: move this `impl` block outside the of the current constant `_DERIVE_failure_core_fmt_Display_FOR_ReadEnum` [INFO] [stdout] = note: an `impl` definition is non-local if it is nested inside an item and may impact type checking outside of that item. This can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: one exception to the rule are anon-const (`const _: () = { ... }`) at top-level module and anon-const at the same nesting as the trait or type [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive` [INFO] [stdout] = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, they should be avoided as they go against expectation [INFO] [stdout] --> src/checks/proxy_pass.rs:8:10 [INFO] [stdout] | [INFO] [stdout] 8 | #[derive(Fail, Debug)] [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: move this `impl` block outside the of the current constant `_DERIVE_failure_Fail_FOR_Error` [INFO] [stdout] = note: an `impl` definition is non-local if it is nested inside an item and may impact type checking outside of that item. This can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: one exception to the rule are anon-const (`const _: () = { ... }`) at top-level module and anon-const at the same nesting as the trait or type [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive` [INFO] [stdout] = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, they should be avoided as they go against expectation [INFO] [stdout] --> src/checks/proxy_pass.rs:8:10 [INFO] [stdout] | [INFO] [stdout] 8 | #[derive(Fail, Debug)] [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: move this `impl` block outside the of the current constant `_DERIVE_failure_Fail_FOR_Error` [INFO] [stdout] = note: an `impl` definition is non-local if it is nested inside an item and may impact type checking outside of that item. This can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: one exception to the rule are anon-const (`const _: () = { ... }`) at top-level module and anon-const at the same nesting as the trait or type [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive` [INFO] [stdout] = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, they should be avoided as they go against expectation [INFO] [stdout] --> src/checks/proxy_pass.rs:8:10 [INFO] [stdout] | [INFO] [stdout] 8 | #[derive(Fail, Debug)] [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: move this `impl` block outside the of the current constant `_DERIVE_failure_core_fmt_Display_FOR_Error` [INFO] [stdout] = note: an `impl` definition is non-local if it is nested inside an item and may impact type checking outside of that item. This can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: one exception to the rule are anon-const (`const _: () = { ... }`) at top-level module and anon-const at the same nesting as the trait or type [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive` [INFO] [stdout] = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, they should be avoided as they go against expectation [INFO] [stdout] --> src/checks/proxy_pass.rs:8:10 [INFO] [stdout] | [INFO] [stdout] 8 | #[derive(Fail, Debug)] [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: move this `impl` block outside the of the current constant `_DERIVE_failure_core_fmt_Display_FOR_Error` [INFO] [stdout] = note: an `impl` definition is non-local if it is nested inside an item and may impact type checking outside of that item. This can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: one exception to the rule are anon-const (`const _: () = { ... }`) at top-level module and anon-const at the same nesting as the trait or type [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive` [INFO] [stdout] = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/nginx_config_mod/modify.rs:340:21 [INFO] [stdout] | [INFO] [stdout] 340 | let mut s = replacement.to_string(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/nginx_config_mod/modify.rs:340:21 [INFO] [stdout] | [INFO] [stdout] 340 | let mut s = replacement.to_string(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.84s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.8 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "07d6e9acfed4ba28aee09a1b1b88d3cf88302a014ee6c02867df40efa2e9f169", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07d6e9acfed4ba28aee09a1b1b88d3cf88302a014ee6c02867df40efa2e9f169", kill_on_drop: false }` [INFO] [stdout] 07d6e9acfed4ba28aee09a1b1b88d3cf88302a014ee6c02867df40efa2e9f169