[INFO] cloning repository https://github.com/librespot-org/librespot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/librespot-org/librespot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flibrespot-org%2Flibrespot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flibrespot-org%2Flibrespot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 064359c26e0e0d29a820a542bb2e48bc237b3b49
[INFO] checking librespot-org/librespot against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flibrespot-org%2Flibrespot" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/librespot-org/librespot on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/librespot-org/librespot
[INFO] removed workspace from git repo https://github.com/librespot-org/librespot
[INFO] removed path dependency librespot-audio from git repo https://github.com/librespot-org/librespot
[INFO] removed path dependency librespot-connect from git repo https://github.com/librespot-org/librespot
[INFO] removed path dependency librespot-core from git repo https://github.com/librespot-org/librespot
[INFO] removed path dependency librespot-metadata from git repo https://github.com/librespot-org/librespot
[INFO] removed path dependency librespot-playback from git repo https://github.com/librespot-org/librespot
[INFO] removed path dependency librespot-protocol from git repo https://github.com/librespot-org/librespot
[INFO] finished tweaking git repo https://github.com/librespot-org/librespot
[INFO] tweaked toml for git repo https://github.com/librespot-org/librespot written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/librespot-org/librespot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-0/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7b6c9553c88d209469ccf484af4140c7c62a90ade0ce409e5c43ed3f7988762
[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" "b7b6c9553c88d209469ccf484af4140c7c62a90ade0ce409e5c43ed3f7988762", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7b6c9553c88d209469ccf484af4140c7c62a90ade0ce409e5c43ed3f7988762", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7b6c9553c88d209469ccf484af4140c7c62a90ade0ce409e5c43ed3f7988762", kill_on_drop: false }`
[INFO] [stdout] b7b6c9553c88d209469ccf484af4140c7c62a90ade0ce409e5c43ed3f7988762
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69ff7479db734601a83607d11c9e3b1d62de858647a2c87cb8c308fd6809ebe8
[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" "69ff7479db734601a83607d11c9e3b1d62de858647a2c87cb8c308fd6809ebe8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling protobuf v2.14.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking try-lock v0.1.0
[INFO] [stderr]     Checking take v0.1.0
[INFO] [stderr]     Checking smallvec v0.2.1
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking c_linked_list v1.1.1
[INFO] [stderr]     Checking linear-map v1.2.0
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking relay v0.1.1
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking multimap v0.8.2
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking want v0.0.4
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking stream-cipher v0.3.2
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking shannon v0.2.0
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking ogg v0.7.0
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking ctr v0.3.2
[INFO] [stderr]     Checking block-modes v0.3.3
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rpassword v3.0.2
[INFO] [stderr]     Checking lewton v0.9.4
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking aes v0.3.2
[INFO] [stderr]     Checking aes-ctr v0.3.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking cpal v0.8.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking alga v0.9.3
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]    Compiling chrono v0.4.15
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio-signal v0.2.9
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tokio-process v0.2.5
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking nalgebra v0.18.1
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking libmdns v0.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling vergen v3.1.0
[INFO] [stderr]    Compiling protobuf-codegen v2.14.0
[INFO] [stderr]     Checking hyper v0.11.27
[INFO] [stderr]    Compiling librespot-core v0.1.3
[INFO] [stderr]    Compiling protobuf-codegen-pure v2.14.0
[INFO] [stderr]     Checking hyper-proxy v0.4.1
[INFO] [stderr]    Compiling librespot-protocol v0.1.3
[INFO] [stderr]     Checking librespot-metadata v0.1.3
[INFO] [stderr]     Checking librespot-audio v0.1.3
[INFO] [stderr]     Checking rodio v0.9.0
[INFO] [stderr]     Checking librespot-playback v0.1.3
[INFO] [stderr]     Checking librespot-connect v0.1.3
[INFO] [stderr]     Checking librespot v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 54s
[INFO] running `Command { std: "docker" "inspect" "69ff7479db734601a83607d11c9e3b1d62de858647a2c87cb8c308fd6809ebe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69ff7479db734601a83607d11c9e3b1d62de858647a2c87cb8c308fd6809ebe8", kill_on_drop: false }`
[INFO] [stdout] 69ff7479db734601a83607d11c9e3b1d62de858647a2c87cb8c308fd6809ebe8