[INFO] cloning repository https://github.com/JustinDoan/DiscordBotRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JustinDoan/DiscordBotRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJustinDoan%2FDiscordBotRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJustinDoan%2FDiscordBotRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d23c8a26e84862bfa3f72e4d6e75c02e635119f7
[INFO] checking JustinDoan/DiscordBotRust against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJustinDoan%2FDiscordBotRust" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JustinDoan/DiscordBotRust on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JustinDoan/DiscordBotRust
[INFO] finished tweaking git repo https://github.com/JustinDoan/DiscordBotRust
[INFO] tweaked toml for git repo https://github.com/JustinDoan/DiscordBotRust written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/JustinDoan/DiscordBotRust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serenity v0.10.1
[INFO] [stderr]   Downloaded smallvec v1.6.0
[INFO] [stderr]   Downloaded sysinfo v0.15.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e8b76bc1cc3d9fae1f0b4155aaaef2569fea00f9944ce6da26308080c5ee668
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5e8b76bc1cc3d9fae1f0b4155aaaef2569fea00f9944ce6da26308080c5ee668", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e8b76bc1cc3d9fae1f0b4155aaaef2569fea00f9944ce6da26308080c5ee668", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e8b76bc1cc3d9fae1f0b4155aaaef2569fea00f9944ce6da26308080c5ee668", kill_on_drop: false }`
[INFO] [stdout] 5e8b76bc1cc3d9fae1f0b4155aaaef2569fea00f9944ce6da26308080c5ee668
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b6ee2b9821ef55a6cb467d0a1dbb5ef9110baf1090f452d9632fa918d61f361
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3b6ee2b9821ef55a6cb467d0a1dbb5ef9110baf1090f452d9632fa918d61f361", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]     Checking once_cell v1.5.2
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[INFO] [stderr]     Checking cfg-if v0.1.10
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[INFO] [stderr]    Compiling serde_derive v1.0.118
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[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling encoding_rs v0.8.26
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling serenity v0.10.1
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[INFO] [stderr]     Checking discordbot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Activity`, `EmbedFooter`, `GuildId`, `builder::CreateEmbedFooter`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     builder::CreateEmbedFooter,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 |     model::{
[INFO] [stdout] 6 |         channel::{EmbedFooter, Message},
[INFO] [stdout]   |                   ^^^^^^^^^^^
[INFO] [stdout] 7 |         gateway::{Activity, Ready},
[INFO] [stdout]   |                   ^^^^^^^^
[INFO] [stdout] 8 |         id::{ChannelId, GuildId},
[INFO] [stdout]   |                         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::collections::HashMap;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Ordering`, `time::Duration`
[INFO] [stdout]   --> src/main.rs:17:30
[INFO] [stdout]    |
[INFO] [stdout] 17 |         atomic::{AtomicBool, Ordering},
[INFO] [stdout]    |                              ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     time::Duration,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Activity`, `EmbedFooter`, `GuildId`, `builder::CreateEmbedFooter`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     builder::CreateEmbedFooter,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 |     model::{
[INFO] [stdout] 6 |         channel::{EmbedFooter, Message},
[INFO] [stdout]   |                   ^^^^^^^^^^^
[INFO] [stdout] 7 |         gateway::{Activity, Ready},
[INFO] [stdout]   |                   ^^^^^^^^
[INFO] [stdout] 8 |         id::{ChannelId, GuildId},
[INFO] [stdout]   |                         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::collections::HashMap;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Ordering`, `time::Duration`
[INFO] [stdout]   --> src/main.rs:17:30
[INFO] [stdout]    |
[INFO] [stdout] 17 |         atomic::{AtomicBool, Ordering},
[INFO] [stdout]    |                              ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     time::Duration,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/main.rs:65:27
[INFO] [stdout]    |
[INFO] [stdout] 65 |     async fn ready(&self, ctx: Context, ready: Ready) {
[INFO] [stdout]    |                           ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/main.rs:65:27
[INFO] [stdout]    |
[INFO] [stdout] 65 |     async fn ready(&self, ctx: Context, ready: Ready) {
[INFO] [stdout]    |                           ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `is_loop_running`
[INFO] [stdout]   --> src/main.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     is_loop_running: AtomicBool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `log_system_load`
[INFO] [stdout]    --> src/main.rs:173:10
[INFO] [stdout]     |
[INFO] [stdout] 173 | async fn log_system_load(ctx: Arc<Context>) {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `is_loop_running`
[INFO] [stdout]   --> src/main.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     is_loop_running: AtomicBool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `log_system_load`
[INFO] [stdout]    --> src/main.rs:173:10
[INFO] [stdout]     |
[INFO] [stdout] 173 | async fn log_system_load(ctx: Arc<Context>) {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 58s
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3b6ee2b9821ef55a6cb467d0a1dbb5ef9110baf1090f452d9632fa918d61f361", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b6ee2b9821ef55a6cb467d0a1dbb5ef9110baf1090f452d9632fa918d61f361", kill_on_drop: false }`
[INFO] [stdout] 3b6ee2b9821ef55a6cb467d0a1dbb5ef9110baf1090f452d9632fa918d61f361