[INFO] cloning repository https://github.com/ShinySaana/lsdj_rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ShinySaana/lsdj_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShinySaana%2Flsdj_rs"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShinySaana%2Flsdj_rs'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 842c5c0b3989dd7c0fe4c02e44deb93eb7c4b6b4
[INFO] checking ShinySaana/lsdj_rs against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShinySaana%2Flsdj_rs" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ShinySaana/lsdj_rs on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ShinySaana/lsdj_rs
[INFO] finished tweaking git repo https://github.com/ShinySaana/lsdj_rs
[INFO] tweaked toml for git repo https://github.com/ShinySaana/lsdj_rs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/ShinySaana/lsdj_rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] b91679cf446411fa7a157b924077842c30ae56007edda7cd4444c9a622bd6c8c
[INFO] running `"docker" "start" "-a" "b91679cf446411fa7a157b924077842c30ae56007edda7cd4444c9a622bd6c8c"`
[INFO] [stderr]     Checking lsdj_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `error`
[INFO] [stderr]  --> src/lsdj/instrument.rs:5:13
[INFO] [stderr]   |
[INFO] [stderr] 5 | use super::{error, panning::Panning};
[INFO] [stderr]   |             ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `wave`
[INFO] [stderr]    --> src/lsdj/instrument.rs:791:37
[INFO] [stderr]     |
[INFO] [stderr] 791 |         if let InstrumentData::Wave(wave) = &self.data {
[INFO] [stderr]     |                                     ^^^^ help: consider prefixing with an underscore: `_wave`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `version`
[INFO] [stderr]    --> src/lsdj/instrument.rs:790:26
[INFO] [stderr]     |
[INFO] [stderr] 790 |     fn write_wave(&self, version: u8) -> [u8; 16] {
[INFO] [stderr]     |                          ^^^^^^^ help: consider prefixing with an underscore: `_version`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lsdj/instrument.rs:792:17
[INFO] [stderr]     |
[INFO] [stderr] 792 |             let mut data = [0u8; 16];
[INFO] [stderr]     |                 ----^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Error`
[INFO] [stderr]  --> src/lsdj/error.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Error {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]  --> src/lsdj/error.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn new(error: Error, message: String) -> Self {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `empty`
[INFO] [stderr]   --> src/lsdj/error.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     fn empty(message: String) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `error_message`
[INFO] [stderr]   --> src/lsdj/error.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn error_message(&self) -> String {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `error`
[INFO] [stderr]  --> src/lsdj/instrument.rs:5:13
[INFO] [stderr]   |
[INFO] [stderr] 5 | use super::{error, panning::Panning};
[INFO] [stderr]   |             ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `wave`
[INFO] [stderr]    --> src/lsdj/instrument.rs:791:37
[INFO] [stderr]     |
[INFO] [stderr] 791 |         if let InstrumentData::Wave(wave) = &self.data {
[INFO] [stderr]     |                                     ^^^^ help: consider prefixing with an underscore: `_wave`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `version`
[INFO] [stderr]    --> src/lsdj/instrument.rs:790:26
[INFO] [stderr]     |
[INFO] [stderr] 790 |     fn write_wave(&self, version: u8) -> [u8; 16] {
[INFO] [stderr]     |                          ^^^^^^^ help: consider prefixing with an underscore: `_version`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lsdj/instrument.rs:792:17
[INFO] [stderr]     |
[INFO] [stderr] 792 |             let mut data = [0u8; 16];
[INFO] [stderr]     |                 ----^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Error`
[INFO] [stderr]  --> src/lsdj/error.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Error {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]  --> src/lsdj/error.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn new(error: Error, message: String) -> Self {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `empty`
[INFO] [stderr]   --> src/lsdj/error.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     fn empty(message: String) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `error_message`
[INFO] [stderr]   --> src/lsdj/error.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn error_message(&self) -> String {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.50s
[INFO] running `"docker" "inspect" "b91679cf446411fa7a157b924077842c30ae56007edda7cd4444c9a622bd6c8c"`
[INFO] running `"docker" "rm" "-f" "b91679cf446411fa7a157b924077842c30ae56007edda7cd4444c9a622bd6c8c"`
[INFO] [stdout] b91679cf446411fa7a157b924077842c30ae56007edda7cd4444c9a622bd6c8c