[INFO] fetching crate stainless_ffmpeg 0.2.3...
[INFO] documenting stainless_ffmpeg-0.2.3 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate stainless_ffmpeg 0.2.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate stainless_ffmpeg 0.2.3 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stainless_ffmpeg 0.2.3
[INFO] finished tweaking crates.io crate stainless_ffmpeg 0.2.3
[INFO] tweaked toml for crates.io crate stainless_ffmpeg 0.2.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate stainless_ffmpeg 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f71ebc2bd5a8afe4d4bd84bdd8b99f4fd4ea6c5ea7d0586a6b6cbd7e722d07b9
[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" "f71ebc2bd5a8afe4d4bd84bdd8b99f4fd4ea6c5ea7d0586a6b6cbd7e722d07b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f71ebc2bd5a8afe4d4bd84bdd8b99f4fd4ea6c5ea7d0586a6b6cbd7e722d07b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f71ebc2bd5a8afe4d4bd84bdd8b99f4fd4ea6c5ea7d0586a6b6cbd7e722d07b9", kill_on_drop: false }`
[INFO] [stdout] f71ebc2bd5a8afe4d4bd84bdd8b99f4fd4ea6c5ea7d0586a6b6cbd7e722d07b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1039c159241054c4e44b41c78b39c72b7bde76f0173d8625559d1a9aa26bc80b
[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" "1039c159241054c4e44b41c78b39c72b7bde76f0173d8625559d1a9aa26bc80b", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling bindgen v0.53.2
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling stainless-ffmpeg-sys v4.2.3
[INFO] [stderr]  Documenting stainless_ffmpeg v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.95s
[INFO] running `Command { std: "docker" "inspect" "1039c159241054c4e44b41c78b39c72b7bde76f0173d8625559d1a9aa26bc80b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1039c159241054c4e44b41c78b39c72b7bde76f0173d8625559d1a9aa26bc80b", kill_on_drop: false }`
[INFO] [stdout] 1039c159241054c4e44b41c78b39c72b7bde76f0173d8625559d1a9aa26bc80b
