[INFO] cloning repository https://github.com/JojiiOfficial/LiveBudsCli
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JojiiOfficial/LiveBudsCli" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJojiiOfficial%2FLiveBudsCli", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJojiiOfficial%2FLiveBudsCli'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d9bac3d5a5382e31926daf36c121f6ad36fba93a
[INFO] testing JojiiOfficial/LiveBudsCli against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJojiiOfficial%2FLiveBudsCli" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JojiiOfficial/LiveBudsCli on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JojiiOfficial/LiveBudsCli
[INFO] finished tweaking git repo https://github.com/JojiiOfficial/LiveBudsCli
[INFO] tweaked toml for git repo https://github.com/JojiiOfficial/LiveBudsCli written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/JojiiOfficial/LiveBudsCli already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 63354c7404f8d426588f4d347bd2b73bfb11d5c570cfec5c949927052b3decf1
[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" "63354c7404f8d426588f4d347bd2b73bfb11d5c570cfec5c949927052b3decf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63354c7404f8d426588f4d347bd2b73bfb11d5c570cfec5c949927052b3decf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63354c7404f8d426588f4d347bd2b73bfb11d5c570cfec5c949927052b3decf1", kill_on_drop: false }`
[INFO] [stdout] 63354c7404f8d426588f4d347bd2b73bfb11d5c570cfec5c949927052b3decf1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59909eae374cfe9c07c412d6c9b6f79c7ea47861a6eec8642d82ef6e336fb5b2
[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" "59909eae374cfe9c07c412d6c9b6f79c7ea47861a6eec8642d82ef6e336fb5b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling os_str_bytes v2.4.0
[INFO] [stderr]    Compiling libdbus-sys v0.2.1
[INFO] [stderr]    Compiling libpulse-sys v1.17.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling textwrap v0.12.1
[INFO] [stderr]    Compiling nb-connect v1.0.2
[INFO] [stderr]    Compiling nix v0.19.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]    Compiling derive_is_enum_variant v0.1.1
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling dbus v0.8.4
[INFO] [stderr]    Compiling dbus v0.6.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling polling v2.0.2
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling async-io v1.3.1
[INFO] [stderr]    Compiling async-executor v1.4.0
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling enum-kinds v0.4.1
[INFO] [stderr]    Compiling async-global-executor v1.4.3
[INFO] [stderr]    Compiling async-std v1.8.0
[INFO] [stderr]    Compiling libpulse-binding v2.22.0
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling blurz v0.4.0
[INFO] [stderr] error: could not compile `serde_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde_derive /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.118/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=a71c12adf9ae21d5 -C extra-filename=-a71c12adf9ae21d5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-b8449736663a1660.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-4ff43fa145cc0264.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-19bbf2cd4387581b.rlib --extern proc_macro --cap-lints allow --cap-lints=warn --cfg underscore_consts` (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" "59909eae374cfe9c07c412d6c9b6f79c7ea47861a6eec8642d82ef6e336fb5b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59909eae374cfe9c07c412d6c9b6f79c7ea47861a6eec8642d82ef6e336fb5b2", kill_on_drop: false }`
[INFO] [stdout] 59909eae374cfe9c07c412d6c9b6f79c7ea47861a6eec8642d82ef6e336fb5b2