[INFO] updating cached repository https://github.com/ritiek/piano-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] 00f6c64f7db8dae9524171bbc92c3b70be1f63fc
[INFO] checking ritiek/piano-rs against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fritiek%2Fpiano-rs" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ritiek/piano-rs on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ritiek/piano-rs
[INFO] finished tweaking git repo https://github.com/ritiek/piano-rs
[INFO] tweaked toml for git repo https://github.com/ritiek/piano-rs written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/ritiek/piano-rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d98554b94fd41bce736d7314218e808b34174848f493eb7f91410937841a5a90
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "d98554b94fd41bce736d7314218e808b34174848f493eb7f91410937841a5a90"`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling serde v1.0.100
[INFO] [stderr]    Compiling minimp3-sys v0.3.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.3
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ogg v0.7.0
[INFO] [stderr]     Checking alga v0.9.1
[INFO] [stderr]     Checking lewton v0.9.4
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking crossterm_utils v0.3.1
[INFO] [stderr]     Checking slice-deque v0.2.4
[INFO] [stderr]     Checking alsa-sys v0.1.2
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking cpal v0.8.2
[INFO] [stderr]     Checking crossterm_cursor v0.3.1
[INFO] [stderr]     Checking crossterm_screen v0.3.1
[INFO] [stderr]     Checking crossterm_input v0.4.1
[INFO] [stderr]     Checking minimp3 v0.3.3
[INFO] [stderr]     Checking crossterm_terminal v0.3.1
[INFO] [stderr]     Checking nalgebra v0.18.1
[INFO] [stderr]    Compiling serde_derive v1.0.100
[INFO] [stderr]     Checking crossterm_style v0.5.1
[INFO] [stderr]     Checking bincode v1.1.4
[INFO] [stderr]     Checking crossterm v0.11.1
[INFO] [stderr]     Checking rodio v0.9.0
[INFO] [stderr]     Checking piano-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:166:5
[INFO] [stderr]     |
[INFO] [stderr] 166 |     cursor.hide();
[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: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:166:5
[INFO] [stderr]     |
[INFO] [stderr] 166 |     cursor.hide();
[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]     Finished dev [unoptimized + debuginfo] target(s) in 1m 36s
[INFO] running `"docker" "inspect" "d98554b94fd41bce736d7314218e808b34174848f493eb7f91410937841a5a90"`
[INFO] running `"docker" "rm" "-f" "d98554b94fd41bce736d7314218e808b34174848f493eb7f91410937841a5a90"`
[INFO] [stdout] d98554b94fd41bce736d7314218e808b34174848f493eb7f91410937841a5a90