[INFO] updating cached repository https://github.com/oScape/player-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] 70d5f10d6aac5401976b9dfd6df9dfc686dff230
[INFO] checking oScape/player-rs against master#3dbade652ed8ebac70f903e01f51cd92c4e4302c for pr-69880
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FoScape%2Fplayer-rs" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/oScape/player-rs on toolchain 3dbade652ed8ebac70f903e01f51cd92c4e4302c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/oScape/player-rs
[INFO] finished tweaking git repo https://github.com/oScape/player-rs
[INFO] tweaked toml for git repo https://github.com/oScape/player-rs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/oScape/player-rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "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] 4a737c86457512f31efb0d829a5a7345985a4b059dea886fc3804d02a62f2397
[INFO] running `"docker" "start" "-a" "4a737c86457512f31efb0d829a5a7345985a4b059dea886fc3804d02a62f2397"`
[INFO] [stderr]     Checking player-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `base_uris`
[INFO] [stderr]    --> src/manifest_text_parser.rs:213:21
[INFO] [stderr]     |
[INFO] [stderr] 213 |     fn resolve_uris(base_uris: Vec<String>, relative_uris: Vec<String>) -> Vec<String> {
[INFO] [stderr]     |                     ^^^^^^^^^ help: consider prefixing with an underscore: `_base_uris`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `relative_uris`
[INFO] [stderr]    --> src/manifest_text_parser.rs:213:45
[INFO] [stderr]     |
[INFO] [stderr] 213 |     fn resolve_uris(base_uris: Vec<String>, relative_uris: Vec<String>) -> Vec<String> {
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_relative_uris`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `base_uris`
[INFO] [stderr]    --> src/manifest_text_parser.rs:213:21
[INFO] [stderr]     |
[INFO] [stderr] 213 |     fn resolve_uris(base_uris: Vec<String>, relative_uris: Vec<String>) -> Vec<String> {
[INFO] [stderr]     |                     ^^^^^^^^^ help: consider prefixing with an underscore: `_base_uris`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `relative_uris`
[INFO] [stderr]    --> src/manifest_text_parser.rs:213:45
[INFO] [stderr]     |
[INFO] [stderr] 213 |     fn resolve_uris(base_uris: Vec<String>, relative_uris: Vec<String>) -> Vec<String> {
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_relative_uris`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `"docker" "inspect" "4a737c86457512f31efb0d829a5a7345985a4b059dea886fc3804d02a62f2397"`
[INFO] running `"docker" "rm" "-f" "4a737c86457512f31efb0d829a5a7345985a4b059dea886fc3804d02a62f2397"`
[INFO] [stdout] 4a737c86457512f31efb0d829a5a7345985a4b059dea886fc3804d02a62f2397