[INFO] fetching crate rusty_ffmpeg 0.2.5...
[INFO] documenting rusty_ffmpeg-0.2.5 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate rusty_ffmpeg 0.2.5 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate rusty_ffmpeg 0.2.5 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rusty_ffmpeg 0.2.5
[INFO] finished tweaking crates.io crate rusty_ffmpeg 0.2.5
[INFO] tweaked toml for crates.io crate rusty_ffmpeg 0.2.5 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate rusty_ffmpeg 0.2.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19fbf4e684366eff441b8300be420bf8b1f52447de24e2fbaf10662b05f6d6f1
[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" "19fbf4e684366eff441b8300be420bf8b1f52447de24e2fbaf10662b05f6d6f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19fbf4e684366eff441b8300be420bf8b1f52447de24e2fbaf10662b05f6d6f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19fbf4e684366eff441b8300be420bf8b1f52447de24e2fbaf10662b05f6d6f1", kill_on_drop: false }`
[INFO] [stdout] 19fbf4e684366eff441b8300be420bf8b1f52447de24e2fbaf10662b05f6d6f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "RUSTDOCFLAGS=--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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] 8c6966d39005a4f6c8f6da99d676027df011f378f048fde7ae624e6fd691c952
[INFO] running `Command { std: "docker" "start" "-a" "8c6966d39005a4f6c8f6da99d676027df011f378f048fde7ae624e6fd691c952", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling bindgen v0.54.0
[INFO] [stderr]    Compiling rusty_ffmpeg v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting rusty_ffmpeg v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.93s
[INFO] running `Command { std: "docker" "inspect" "8c6966d39005a4f6c8f6da99d676027df011f378f048fde7ae624e6fd691c952", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c6966d39005a4f6c8f6da99d676027df011f378f048fde7ae624e6fd691c952", kill_on_drop: false }`
[INFO] [stdout] 8c6966d39005a4f6c8f6da99d676027df011f378f048fde7ae624e6fd691c952