[INFO] updating cached repository https://github.com/vorner/playlist_mgr
[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] 1a702dce7ec9eedf1dee2ec5e5a15d7fd32ca551
[INFO] checking vorner/playlist_mgr against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvorner%2Fplaylist_mgr" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vorner/playlist_mgr 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/vorner/playlist_mgr
[INFO] finished tweaking git repo https://github.com/vorner/playlist_mgr
[INFO] tweaked toml for git repo https://github.com/vorner/playlist_mgr written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/vorner/playlist_mgr 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a3c8f7e1a4e7ba64e5d53e8a8038fccc0323df0e895a8129aef629e8bd1921ac
[INFO] running `Command { std: "docker" "start" "-a" "a3c8f7e1a4e7ba64e5d53e8a8038fccc0323df0e895a8129aef629e8bd1921ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3c8f7e1a4e7ba64e5d53e8a8038fccc0323df0e895a8129aef629e8bd1921ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3c8f7e1a4e7ba64e5d53e8a8038fccc0323df0e895a8129aef629e8bd1921ac", kill_on_drop: false }`
[INFO] [stdout] a3c8f7e1a4e7ba64e5d53e8a8038fccc0323df0e895a8129aef629e8bd1921ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] b59802de39155823b249af24231bd0f1dacb9f826eed3c350282271185386eb1
[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" "b59802de39155823b249af24231bd0f1dacb9f826eed3c350282271185386eb1", kill_on_drop: false }`
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]    Compiling derive_builder v0.5.1
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling context v2.1.0
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking tokio-current-thread v0.1.1
[INFO] [stderr]     Checking tokio-timer v0.2.6
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking tokio-io v0.1.8
[INFO] [stderr]     Checking nix v0.11.0
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]     Checking backtrace-sys v0.1.24
[INFO] [stderr]    Compiling derive_builder_core v0.2.0
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking crossbeam-epoch v0.5.2
[INFO] [stderr]     Checking tokio-codec v0.1.0
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]     Checking crossbeam-deque v0.6.1
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking tokio-reactor v0.1.5
[INFO] [stderr]     Checking once_cell v0.1.6
[INFO] [stderr]     Checking tokio-threadpool v0.1.6
[INFO] [stderr]     Checking flate2 v1.0.2
[INFO] [stderr]     Checking tokio-tcp v0.1.1
[INFO] [stderr]     Checking tokio-udp v0.1.2
[INFO] [stderr]     Checking tokio-uds v0.2.1
[INFO] [stderr]     Checking tokio-signal v0.2.5
[INFO] [stderr]     Checking tokio-process v0.2.2
[INFO] [stderr]     Checking tokio-fs v0.1.3
[INFO] [stderr]     Checking tokio v0.1.8
[INFO] [stderr]     Checking corona v0.4.0
[INFO] [stderr]     Checking regex v1.0.5
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]     Checking id3 v0.2.5
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]     Checking failure v0.1.2
[INFO] [stderr]     Checking playlist_mgr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::os::unix::process::CommandExt::before_exec': should be unsafe, use `pre_exec` instead
[INFO] [stdout]    --> src/player.rs:131:22
[INFO] [stdout]     |
[INFO] [stdout] 131 |                     .before_exec(move || {
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::os::unix::process::CommandExt::before_exec': should be unsafe, use `pre_exec` instead
[INFO] [stdout]    --> src/player.rs:131:22
[INFO] [stdout]     |
[INFO] [stdout] 131 |                     .before_exec(move || {
[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 47.27s
[INFO] running `Command { std: "docker" "inspect" "b59802de39155823b249af24231bd0f1dacb9f826eed3c350282271185386eb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b59802de39155823b249af24231bd0f1dacb9f826eed3c350282271185386eb1", kill_on_drop: false }`
[INFO] [stdout] b59802de39155823b249af24231bd0f1dacb9f826eed3c350282271185386eb1