[INFO] cloning repository https://github.com/chucksmash/pomo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chucksmash/pomo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchucksmash%2Fpomo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchucksmash%2Fpomo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f50ef9284bc51e975bfa923884a51f82af73dbff
[INFO] checking chucksmash/pomo against 98fd715edd3a0a5aa8f2041d7e20a3143b0fc0d3 for pr-160235-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchucksmash%2Fpomo" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/chucksmash/pomo
[INFO] finished tweaking git repo https://github.com/chucksmash/pomo
[INFO] tweaked toml for git repo https://github.com/chucksmash/pomo written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/chucksmash/pomo on toolchain 98fd715edd3a0a5aa8f2041d7e20a3143b0fc0d3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+98fd715edd3a0a5aa8f2041d7e20a3143b0fc0d3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/chucksmash/pomo 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" "+98fd715edd3a0a5aa8f2041d7e20a3143b0fc0d3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `pomo` (manifest) generated 1 warning
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redox_termios v0.1.1
[INFO] [stderr]   Downloaded redox_syscall v0.1.40
[INFO] [stderr]   Downloaded serde_json v1.0.31
[INFO] [stderr]   Downloaded termion v1.5.1
[INFO] [stderr]   Downloaded itoa v0.4.3
[INFO] [stderr]   Downloaded textwrap v0.10.0
[INFO] [stderr]   Downloaded atty v0.2.11
[INFO] [stderr]   Downloaded unicode-xid v0.1.0
[INFO] [stderr]   Downloaded vec_map v0.8.1
[INFO] [stderr]   Downloaded unicode-width v0.1.5
[INFO] [stderr]   Downloaded strsim v0.7.0
[INFO] [stderr]   Downloaded time v0.1.40
[INFO] [stderr]   Downloaded ryu v0.2.6
[INFO] [stderr]   Downloaded proc-macro2 v0.4.19
[INFO] [stderr]   Downloaded ansi_term v0.11.0
[INFO] [stderr]   Downloaded quote v0.6.8
[INFO] [stderr]   Downloaded bitflags v1.0.4
[INFO] [stderr]   Downloaded num-traits v0.2.5
[INFO] [stderr]   Downloaded num-integer v0.1.39
[INFO] [stderr]   Downloaded serde_derive v1.0.79
[INFO] [stderr]   Downloaded serde v1.0.79
[INFO] [stderr]   Downloaded chrono v0.4.5
[INFO] [stderr]   Downloaded syn v0.15.7
[INFO] [stderr]   Downloaded libc v0.2.43
[INFO] [stderr]   Downloaded clap v2.32.0
[INFO] [stderr]   Downloaded winapi v0.3.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] cc92b33ae5792514f5c82bf64d9299ecbabcebef0706b724e005d04842206d06
[INFO] running `Command { std: "docker" "start" "cc92b33ae5792514f5c82bf64d9299ecbabcebef0706b724e005d04842206d06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc92b33ae5792514f5c82bf64d9299ecbabcebef0706b724e005d04842206d06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cc92b33ae5792514f5c82bf64d9299ecbabcebef0706b724e005d04842206d06" "/opt/rustwide/cargo-home/bin/cargo" "+98fd715edd3a0a5aa8f2041d7e20a3143b0fc0d3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc92b33ae5792514f5c82bf64d9299ecbabcebef0706b724e005d04842206d06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cc92b33ae5792514f5c82bf64d9299ecbabcebef0706b724e005d04842206d06" "/opt/rustwide/cargo-home/bin/cargo" "+98fd715edd3a0a5aa8f2041d7e20a3143b0fc0d3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `pomo` (manifest) generated 1 warning
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking termion v1.5.1
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.15.7
[INFO] [stderr]     Checking chrono v0.4.5
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]     Checking serde_json v1.0.31
[INFO] [stderr]     Checking pomo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]   --> src/lib.rs:10:21
[INFO] [stdout]    |
[INFO] [stdout] 10 |     use std::time::{Duration, Instant};
[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: `cargo-clippy`
[INFO] [stdout]   --> src/lib.rs:50:14
[INFO] [stdout]    |
[INFO] [stdout] 50 |     #[derive(Serialize)]
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `Serialize` crate for guidance on how handle this unexpected cfg
[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]    = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> src/lib.rs:68:14
[INFO] [stdout]    |
[INFO] [stdout] 68 |     #[derive(Serialize)]
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `Serialize` crate for guidance on how handle this unexpected cfg
[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: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]    --> src/lib.rs:392:45
[INFO] [stdout]     |
[INFO] [stdout] 392 |     #[derive(Clone, Copy, Debug, PartialEq, Serialize)]
[INFO] [stdout]     |                                             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]     = help: try referring to `Serialize` crate for guidance on how handle this unexpected cfg
[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: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]   --> src/lib.rs:10:21
[INFO] [stdout]    |
[INFO] [stdout] 10 |     use std::time::{Duration, Instant};
[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: `cargo-clippy`
[INFO] [stdout]   --> src/lib.rs:50:14
[INFO] [stdout]    |
[INFO] [stdout] 50 |     #[derive(Serialize)]
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `Serialize` crate for guidance on how handle this unexpected cfg
[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]    = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> src/lib.rs:68:14
[INFO] [stdout]    |
[INFO] [stdout] 68 |     #[derive(Serialize)]
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `Serialize` crate for guidance on how handle this unexpected cfg
[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: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]    --> src/lib.rs:392:45
[INFO] [stdout]     |
[INFO] [stdout] 392 |     #[derive(Clone, Copy, Debug, PartialEq, Serialize)]
[INFO] [stdout]     |                                             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]     = help: try referring to `Serialize` crate for guidance on how handle this unexpected cfg
[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: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/lib.rs:50:14
[INFO] [stdout]    |
[INFO] [stdout] 50 |     #[derive(Serialize)]
[INFO] [stdout]    |              ^--------
[INFO] [stdout]    |              |
[INFO] [stdout]    |              `Serialize` is not local
[INFO] [stdout]    |              move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Span`
[INFO] [stdout] 51 |     struct Span {
[INFO] [stdout]    |            ---- `Span` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/lib.rs:68:14
[INFO] [stdout]    |
[INFO] [stdout] 68 |     #[derive(Serialize)]
[INFO] [stdout]    |              ^--------
[INFO] [stdout]    |              |
[INFO] [stdout]    |              `Serialize` is not local
[INFO] [stdout]    |              move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Formatted`
[INFO] [stdout] 69 |     pub struct Formatted {
[INFO] [stdout]    |                --------- `Formatted` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/lib.rs:50:14
[INFO] [stdout]    |
[INFO] [stdout] 50 |     #[derive(Serialize)]
[INFO] [stdout]    |              ^--------
[INFO] [stdout]    |              |
[INFO] [stdout]    |              `Serialize` is not local
[INFO] [stdout]    |              move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Span`
[INFO] [stdout] 51 |     struct Span {
[INFO] [stdout]    |            ---- `Span` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/lib.rs:68:14
[INFO] [stdout]    |
[INFO] [stdout] 68 |     #[derive(Serialize)]
[INFO] [stdout]    |              ^--------
[INFO] [stdout]    |              |
[INFO] [stdout]    |              `Serialize` is not local
[INFO] [stdout]    |              move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Formatted`
[INFO] [stdout] 69 |     pub struct Formatted {
[INFO] [stdout]    |                --------- `Formatted` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:175:17
[INFO] [stdout]     |
[INFO] [stdout] 175 |                 write!(self.stdout, "{}", clear::All);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 175 |                 let _ = write!(self.stdout, "{}", clear::All);
[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/lib.rs:392:45
[INFO] [stdout]     |
[INFO] [stdout] 392 |     #[derive(Clone, Copy, Debug, PartialEq, Serialize)]
[INFO] [stdout]     |                                             ^--------
[INFO] [stdout]     |                                             |
[INFO] [stdout]     |                                             `Serialize` is not local
[INFO] [stdout]     |                                             move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_State`
[INFO] [stdout] 393 |     pub enum State {
[INFO] [stdout]     |              ----- `State` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]     = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:175:17
[INFO] [stdout]     |
[INFO] [stdout] 175 |                 write!(self.stdout, "{}", clear::All);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 175 |                 let _ = write!(self.stdout, "{}", clear::All);
[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/lib.rs:392:45
[INFO] [stdout]     |
[INFO] [stdout] 392 |     #[derive(Clone, Copy, Debug, PartialEq, Serialize)]
[INFO] [stdout]     |                                             ^--------
[INFO] [stdout]     |                                             |
[INFO] [stdout]     |                                             `Serialize` is not local
[INFO] [stdout]     |                                             move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_State`
[INFO] [stdout] 393 |     pub enum State {
[INFO] [stdout]     |              ----- `State` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]     = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.84s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: serde_derive v1.0.79
[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" "cc92b33ae5792514f5c82bf64d9299ecbabcebef0706b724e005d04842206d06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc92b33ae5792514f5c82bf64d9299ecbabcebef0706b724e005d04842206d06", kill_on_drop: false }`
[INFO] [stdout] cc92b33ae5792514f5c82bf64d9299ecbabcebef0706b724e005d04842206d06
