[INFO] updating cached repository https://github.com/LaineZ/bc_rs
[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] 529210c41014d9c818bdb2b774fac1a7fde4942e
[INFO] checking LaineZ/bc_rs against master#914adf04af1c1a984707f778da3d04590c03d144 for pr-72331
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLaineZ%2Fbc_rs" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LaineZ/bc_rs on toolchain 914adf04af1c1a984707f778da3d04590c03d144
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/LaineZ/bc_rs
[INFO] finished tweaking git repo https://github.com/LaineZ/bc_rs
[INFO] tweaked toml for git repo https://github.com/LaineZ/bc_rs written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/LaineZ/bc_rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+914adf04af1c1a984707f778da3d04590c03d144" "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] 3d0c8a9f84924dfe3c166b40ca9e3e6eac1250d52181e0a754c0aa1d17b18d38
[INFO] running `"docker" "start" "-a" "3d0c8a9f84924dfe3c166b40ca9e3e6eac1250d52181e0a754c0aa1d17b18d38"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.69
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[INFO] [stderr] warning: associated function is never used: `is_playing`
[INFO] [stderr]    --> src/bc_core/playback.rs:456:12
[INFO] [stderr]     |
[INFO] [stderr] 456 |     pub fn is_playing(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/bop_interfaces/cli_advanced.rs:250:21
[INFO] [stderr]     |
[INFO] [stderr] 250 |                     webbrowser::open(&state.queue.content[state.queue_pos].album_url);
[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: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_playing`
[INFO] [stderr]    --> src/bc_core/playback.rs:456:12
[INFO] [stderr]     |
[INFO] [stderr] 456 |     pub fn is_playing(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/bop_interfaces/cli_advanced.rs:250:21
[INFO] [stderr]     |
[INFO] [stderr] 250 |                     webbrowser::open(&state.queue.content[state.queue_pos].album_url);
[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: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 53s
[INFO] running `"docker" "inspect" "3d0c8a9f84924dfe3c166b40ca9e3e6eac1250d52181e0a754c0aa1d17b18d38"`
[INFO] running `"docker" "rm" "-f" "3d0c8a9f84924dfe3c166b40ca9e3e6eac1250d52181e0a754c0aa1d17b18d38"`
[INFO] [stdout] 3d0c8a9f84924dfe3c166b40ca9e3e6eac1250d52181e0a754c0aa1d17b18d38