[INFO] cloning repository https://github.com/Kaerum/discordbot-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kaerum/discordbot-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKaerum%2Fdiscordbot-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKaerum%2Fdiscordbot-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8fe6f630897766744c2f211cc1128e3d2933d329
[INFO] checking Kaerum/discordbot-rust against master#84e729a59f216cc64755788a470f165429a731f4 for pr-123737-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKaerum%2Fdiscordbot-rust" "/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/Kaerum/discordbot-rust on toolchain 84e729a59f216cc64755788a470f165429a731f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+84e729a59f216cc64755788a470f165429a731f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kaerum/discordbot-rust
[INFO] finished tweaking git repo https://github.com/Kaerum/discordbot-rust
[INFO] tweaked toml for git repo https://github.com/Kaerum/discordbot-rust written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Kaerum/discordbot-rust 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" "+84e729a59f216cc64755788a470f165429a731f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+84e729a59f216cc64755788a470f165429a731f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e5742c284d77f02b54ac351f80ffea7b7a9fd7778ce82f230b5ef88557396b2
[INFO] running `Command { std: "docker" "start" "-a" "6e5742c284d77f02b54ac351f80ffea7b7a9fd7778ce82f230b5ef88557396b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e5742c284d77f02b54ac351f80ffea7b7a9fd7778ce82f230b5ef88557396b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e5742c284d77f02b54ac351f80ffea7b7a9fd7778ce82f230b5ef88557396b2", kill_on_drop: false }`
[INFO] [stdout] 6e5742c284d77f02b54ac351f80ffea7b7a9fd7778ce82f230b5ef88557396b2
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+84e729a59f216cc64755788a470f165429a731f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79624635d15d0f83169c47ab5cdac26f8329bafdfe07e442445c0d06d46ff17a
[INFO] running `Command { std: "docker" "start" "-a" "79624635d15d0f83169c47ab5cdac26f8329bafdfe07e442445c0d06d46ff17a", kill_on_drop: false }`
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[INFO] [stdout] warning: unused imports: `Command`, `buckets::RevertBucket`, `command`, `group`
[INFO] [stdout]  --> src/main.rs:9:154
[INFO] [stdout]   |
[INFO] [stdout] 9 | ...rdFramework, standard::{macros::{group, command, hook}, CommandResult, Command, buckets::RevertBucket}}, model::channel::Message};
[INFO] [stdout]   |                                     ^^^^^  ^^^^^^^                        ^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Command`, `buckets::RevertBucket`, `command`, `group`
[INFO] [stdout]  --> src/main.rs:9:154
[INFO] [stdout]   |
[INFO] [stdout] 9 | ...rdFramework, standard::{macros::{group, command, hook}, CommandResult, Command, buckets::RevertBucket}}, model::channel::Message};
[INFO] [stdout]   |                                     ^^^^^  ^^^^^^^                        ^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `guild_music_data`
[INFO] [stdout]    --> src/groups/music.rs:226:23
[INFO] [stdout]     |
[INFO] [stdout] 226 | fn queue_is_not_empty(guild_music_data: GuildMusicData) -> bool {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_guild_music_data`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `VoiceNotEnabled` and `MusicDataNotInitialized` are never constructed
[INFO] [stdout]   --> src/groups/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub enum ErrorKind {
[INFO] [stdout]    |          --------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 12 |     VoiceNotEnabled,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |     MustProvideURL,
[INFO] [stdout] 14 |     MusicDataNotInitialized,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ErrorKind` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `source` is never read
[INFO] [stdout]   --> src/groups/mod.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct DiscordCommandError {
[INFO] [stdout]    |            ------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub source: Option<Box<dyn Error + Send + Sync>>
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DiscordCommandError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `requested_by` is never read
[INFO] [stdout]   --> src/groups/music.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | struct MusicQueueEntry {
[INFO] [stdout]    |        --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 44 |     requested_by: UserId,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MusicQueueEntry` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `queue_is_not_empty` is never used
[INFO] [stdout]    --> src/groups/music.rs:226:4
[INFO] [stdout]     |
[INFO] [stdout] 226 | fn queue_is_not_empty(guild_music_data: GuildMusicData) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `guild_music_data`
[INFO] [stdout]    --> src/groups/music.rs:226:23
[INFO] [stdout]     |
[INFO] [stdout] 226 | fn queue_is_not_empty(guild_music_data: GuildMusicData) -> bool {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_guild_music_data`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `VoiceNotEnabled` and `MusicDataNotInitialized` are never constructed
[INFO] [stdout]   --> src/groups/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub enum ErrorKind {
[INFO] [stdout]    |          --------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 12 |     VoiceNotEnabled,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |     MustProvideURL,
[INFO] [stdout] 14 |     MusicDataNotInitialized,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ErrorKind` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `source` is never read
[INFO] [stdout]   --> src/groups/mod.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct DiscordCommandError {
[INFO] [stdout]    |            ------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub source: Option<Box<dyn Error + Send + Sync>>
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DiscordCommandError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `requested_by` is never read
[INFO] [stdout]   --> src/groups/music.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | struct MusicQueueEntry {
[INFO] [stdout]    |        --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 44 |     requested_by: UserId,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MusicQueueEntry` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `queue_is_not_empty` is never used
[INFO] [stdout]    --> src/groups/music.rs:226:4
[INFO] [stdout]     |
[INFO] [stdout] 226 | fn queue_is_not_empty(guild_music_data: GuildMusicData) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 53s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: traitobject v0.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "79624635d15d0f83169c47ab5cdac26f8329bafdfe07e442445c0d06d46ff17a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79624635d15d0f83169c47ab5cdac26f8329bafdfe07e442445c0d06d46ff17a", kill_on_drop: false }`
[INFO] [stdout] 79624635d15d0f83169c47ab5cdac26f8329bafdfe07e442445c0d06d46ff17a