[INFO] fetching crate ffmpeg-screen-recorder 1.0.13...
[INFO] documenting ffmpeg-screen-recorder-1.0.13 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate ffmpeg-screen-recorder 1.0.13 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate ffmpeg-screen-recorder 1.0.13 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 ffmpeg-screen-recorder 1.0.13
[INFO] finished tweaking crates.io crate ffmpeg-screen-recorder 1.0.13
[INFO] tweaked toml for crates.io crate ffmpeg-screen-recorder 1.0.13 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate ffmpeg-screen-recorder 1.0.13 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]  Downloading crates ...
[INFO] [stderr]   Downloaded generic-array v0.14.1
[INFO] [stderr]   Downloaded execute-command-tokens v0.1.1
[INFO] [stderr]   Downloaded execute-command-macro-impl v0.1.1
[INFO] [stderr]   Downloaded execute v0.2.4
[INFO] [stderr]   Downloaded execute-command-macro v0.1.1
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10adf93f187e6ad0b08c196330123d14dc238b020ca7ffa887d3da2e41fa9d14
[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" "10adf93f187e6ad0b08c196330123d14dc238b020ca7ffa887d3da2e41fa9d14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10adf93f187e6ad0b08c196330123d14dc238b020ca7ffa887d3da2e41fa9d14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10adf93f187e6ad0b08c196330123d14dc238b020ca7ffa887d3da2e41fa9d14", kill_on_drop: false }`
[INFO] [stdout] 10adf93f187e6ad0b08c196330123d14dc238b020ca7ffa887d3da2e41fa9d14
[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" "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] [stdout] 94a4a6fadfb66e77f001cad14e045986065f706fa400b6a3dbe70c6d40db3f38
[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" "94a4a6fadfb66e77f001cad14e045986065f706fa400b6a3dbe70c6d40db3f38", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling execute-command-tokens v0.1.1
[INFO] [stderr]     Checking generic-array v0.14.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking terminal_size v0.1.12
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]    Compiling execute-command-macro-impl v0.1.1
[INFO] [stderr]     Checking execute-command-macro v0.1.1
[INFO] [stderr]     Checking execute v0.2.4
[INFO] [stderr]  Documenting ffmpeg-screen-recorder v1.0.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.51s
[INFO] running `Command { std: "docker" "inspect" "94a4a6fadfb66e77f001cad14e045986065f706fa400b6a3dbe70c6d40db3f38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94a4a6fadfb66e77f001cad14e045986065f706fa400b6a3dbe70c6d40db3f38", kill_on_drop: false }`
[INFO] [stdout] 94a4a6fadfb66e77f001cad14e045986065f706fa400b6a3dbe70c6d40db3f38