[INFO] updating cached repository https://github.com/SuperiorJT/mr-cd-projekt-red
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 12e076fd26dfea64e126e35fbe367b9f7c3d5be4
[INFO] checking SuperiorJT/mr-cd-projekt-red against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSuperiorJT%2Fmr-cd-projekt-red" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SuperiorJT/mr-cd-projekt-red on toolchain d7b51666469c792a8a3f40849607739bae1e705e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/SuperiorJT/mr-cd-projekt-red
[INFO] finished tweaking git repo https://github.com/SuperiorJT/mr-cd-projekt-red
[INFO] tweaked toml for git repo https://github.com/SuperiorJT/mr-cd-projekt-red written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/SuperiorJT/mr-cd-projekt-red already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0a0c08ad0cc6bec92e660c41e46b10f5b585a1c13e363f77ad2c1e820ab60461
[INFO] running `"docker" "start" "-a" "0a0c08ad0cc6bec92e660c41e46b10f5b585a1c13e363f77ad2c1e820ab60461"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
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[INFO] [stderr] warning: unused imports: `SystemTime`, `UNIX_EPOCH`
[INFO] [stderr]  --> src/audio/receiver.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 |     time::{Instant, SystemTime, UNIX_EPOCH},
[INFO] [stderr]   |                     ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serenity::model::id::UserId`
[INFO] [stderr]   --> src/audio/receiver.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use serenity::model::id::UserId;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::DiscordAudioPacket`
[INFO] [stderr]   --> src/audio/receiver.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use super::DiscordAudioPacket;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Error`
[INFO] [stderr]  --> src/model/user.rs:3:13
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::{Error, Result};
[INFO] [stderr]   |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `SystemTime`, `UNIX_EPOCH`
[INFO] [stderr]  --> src/audio/receiver.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 |     time::{Instant, SystemTime, UNIX_EPOCH},
[INFO] [stderr]   |                     ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serenity::model::id::UserId`
[INFO] [stderr]   --> src/audio/receiver.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use serenity::model::id::UserId;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::DiscordAudioPacket`
[INFO] [stderr]   --> src/audio/receiver.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use super::DiscordAudioPacket;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Error`
[INFO] [stderr]  --> src/model/user.rs:3:13
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::{Error, Result};
[INFO] [stderr]   |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `stereo`
[INFO] [stderr]   --> src/audio/receiver.rs:73:9
[INFO] [stderr]    |
[INFO] [stderr] 73 |         stereo: bool,
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stereo`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/audio/receiver.rs:74:9
[INFO] [stderr]    |
[INFO] [stderr] 74 |         data: &[i16],
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `stereo`
[INFO] [stderr]   --> src/audio/receiver.rs:73:9
[INFO] [stderr]    |
[INFO] [stderr] 73 |         stereo: bool,
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stereo`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/audio/receiver.rs:74:9
[INFO] [stderr]    |
[INFO] [stderr] 74 |         data: &[i16],
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/audio/buffer_manager.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `mute`
[INFO] [stderr]   --> src/audio/receiver.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     mute: bool,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/audio/receiver.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |         buffer.update_track_mix(ssrc, volume);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/audio/buffer_manager.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `mute`
[INFO] [stderr]   --> src/audio/receiver.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     mute: bool,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/audio/receiver.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |         buffer.update_track_mix(ssrc, volume);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6m 12s
[INFO] running `"docker" "inspect" "0a0c08ad0cc6bec92e660c41e46b10f5b585a1c13e363f77ad2c1e820ab60461"`
[INFO] running `"docker" "rm" "-f" "0a0c08ad0cc6bec92e660c41e46b10f5b585a1c13e363f77ad2c1e820ab60461"`
[INFO] [stdout] 0a0c08ad0cc6bec92e660c41e46b10f5b585a1c13e363f77ad2c1e820ab60461