[INFO] cloning repository https://github.com/librespot-org/librespotd
[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/librespotd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flibrespot-org%2Flibrespotd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flibrespot-org%2Flibrespotd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a018df72c3611638530fe8d1f4dba86f2c035279
[INFO] testing librespot-org/librespotd against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flibrespot-org%2Flibrespotd" "/workspace/builds/worker-27/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/librespot-org/librespotd on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/librespot-org/librespotd
[INFO] finished tweaking git repo https://github.com/librespot-org/librespotd
[INFO] tweaked toml for git repo https://github.com/librespot-org/librespotd written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate git repo https://github.com/librespot-org/librespotd already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--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-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e42cc9ee04c1a382f30245dd3acaa6daf7750762f086e7128b1be3591a00cff
[INFO] running `Command { std: "docker" "start" "-a" "8e42cc9ee04c1a382f30245dd3acaa6daf7750762f086e7128b1be3591a00cff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e42cc9ee04c1a382f30245dd3acaa6daf7750762f086e7128b1be3591a00cff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e42cc9ee04c1a382f30245dd3acaa6daf7750762f086e7128b1be3591a00cff", kill_on_drop: false }`
[INFO] [stdout] 8e42cc9ee04c1a382f30245dd3acaa6daf7750762f086e7128b1be3591a00cff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad4a2f23196ecbabc56cd30fe5b427e967ead988f45c9ff03e0438f165e1cef1
[INFO] running `Command { std: "docker" "start" "-a" "ad4a2f23196ecbabc56cd30fe5b427e967ead988f45c9ff03e0438f165e1cef1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.36
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling byteorder v1.2.1
[INFO] [stderr]    Compiling futures v0.1.18
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling slab v0.3.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling scoped-tls v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.0
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling take v0.1.0
[INFO] [stderr]    Compiling safemem v0.2.0
[INFO] [stderr]    Compiling librespot-protocol v0.1.0 (https://github.com/librespot-org/librespot?rev=8f8eb8c#8f8eb8cc)
[INFO] [stderr]    Compiling smallvec v0.2.1
[INFO] [stderr]    Compiling matches v0.1.6
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling serde v0.9.15
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling httparse v1.2.4
[INFO] [stderr]    Compiling protobuf v1.4.3
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling error-chain v0.9.0
[INFO] [stderr]    Compiling bit-vec v0.4.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.5
[INFO] [stderr]    Compiling quick-error v1.2.1
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling linear-map v1.2.0
[INFO] [stderr]    Compiling bitflags v0.3.3
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling regex-syntax v0.4.2
[INFO] [stderr]    Compiling multimap v0.3.0
[INFO] [stderr]    Compiling getopts v0.2.17
[INFO] [stderr]    Compiling rustc_version v0.2.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling dns-parser v0.3.2 (https://github.com/plietar/dns-parser#1d3e5a55)
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling bit-set v0.4.0
[INFO] [stderr]    Compiling base64 v0.9.0
[INFO] [stderr]    Compiling shannon v0.2.0
[INFO] [stderr]    Compiling base64 v0.5.2
[INFO] [stderr]    Compiling ogg v0.5.1
[INFO] [stderr]    Compiling idna v0.1.4
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.31
[INFO] [stderr]    Compiling time v0.1.39
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling nix v0.8.1
[INFO] [stderr]    Compiling extprim v1.5.1
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling num-integer v0.1.36
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling relay v0.1.1
[INFO] [stderr] error: could not compile `protobuf`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name protobuf /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protobuf-1.4.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=cbd0ebf76f0942a0 -C extra-filename=-cbd0ebf76f0942a0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ad4a2f23196ecbabc56cd30fe5b427e967ead988f45c9ff03e0438f165e1cef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad4a2f23196ecbabc56cd30fe5b427e967ead988f45c9ff03e0438f165e1cef1", kill_on_drop: false }`
[INFO] [stdout] ad4a2f23196ecbabc56cd30fe5b427e967ead988f45c9ff03e0438f165e1cef1