[INFO] updating cached repository https://github.com/reujab/rust-music-player
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6d552af375c2264ea4827ee84590ae0b5b744de8
[INFO] checking reujab/rust-music-player against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freujab%2Frust-music-player" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/reujab/rust-music-player on toolchain 6024cfef3a82f9a7688f07054f1650081bad3af5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/reujab/rust-music-player
[INFO] finished tweaking git repo https://github.com/reujab/rust-music-player
[INFO] tweaked toml for git repo https://github.com/reujab/rust-music-player written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/reujab/rust-music-player already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 159453f6c2d6f763b1f8d8ffc38c57119ac885730b4a8b27a244be1227fd8ee9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "159453f6c2d6f763b1f8d8ffc38c57119ac885730b4a8b27a244be1227fd8ee9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "159453f6c2d6f763b1f8d8ffc38c57119ac885730b4a8b27a244be1227fd8ee9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "159453f6c2d6f763b1f8d8ffc38c57119ac885730b4a8b27a244be1227fd8ee9", kill_on_drop: false }`
[INFO] [stdout] 159453f6c2d6f763b1f8d8ffc38c57119ac885730b4a8b27a244be1227fd8ee9
[INFO] running `Command { std: "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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3517a7cac8ee504e5f20fb58cf2317a757317a8234b1613fded43d8991ad2d46
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3517a7cac8ee504e5f20fb58cf2317a757317a8234b1613fded43d8991ad2d46", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]    Compiling derive_builder v0.5.1
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking same-file v1.0.2
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking c_vec v1.0.12
[INFO] [stderr]     Checking mp3-metadata v0.3.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.5.5
[INFO] [stderr]     Checking walkdir v2.1.4
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking fmod v0.9.24
[INFO] [stderr]     Checking termion v1.5.1
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking chan v0.1.21
[INFO] [stderr]     Checking chan-signal v0.3.1
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling derive_builder_core v0.2.0
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]     Checking regex v0.2.10
[INFO] [stderr]     Checking id3 v0.2.3
[INFO] [stderr]     Checking backtrace v0.3.6
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]     Checking mp3-duration v0.1.3
[INFO] [stderr]     Checking music-player v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]   --> src/playlist.rs:22:34
[INFO] [stdout]    |
[INFO] [stdout] 22 |         for path in WalkDir::new(env::home_dir().unwrap().to_str().unwrap().to_string() + "/Music") {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]   --> src/playlist.rs:22:34
[INFO] [stdout]    |
[INFO] [stdout] 22 |         for path in WalkDir::new(env::home_dir().unwrap().to_str().unwrap().to_string() + "/Music") {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.57s
[INFO] running `Command { std: "docker" "inspect" "3517a7cac8ee504e5f20fb58cf2317a757317a8234b1613fded43d8991ad2d46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3517a7cac8ee504e5f20fb58cf2317a757317a8234b1613fded43d8991ad2d46", kill_on_drop: false }`
[INFO] [stdout] 3517a7cac8ee504e5f20fb58cf2317a757317a8234b1613fded43d8991ad2d46