[INFO] cloning repository https://github.com/jtbeckha/mp3v0fs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jtbeckha/mp3v0fs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtbeckha%2Fmp3v0fs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtbeckha%2Fmp3v0fs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 835371bd52a3de7f2efe4901eebd425b5a3ab612
[INFO] documenting jtbeckha/mp3v0fs against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtbeckha%2Fmp3v0fs" "/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/jtbeckha/mp3v0fs 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 git repo https://github.com/jtbeckha/mp3v0fs
[INFO] finished tweaking git repo https://github.com/jtbeckha/mp3v0fs
[INFO] tweaked toml for git repo https://github.com/jtbeckha/mp3v0fs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/jtbeckha/mp3v0fs 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]     Updating git repository `https://github.com/jtbeckha/claxon.git`
[INFO] [stderr]     Updating git repository `https://github.com/zargony/fuse-rs.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded id3 v0.3.0
[INFO] [stderr]   Downloaded simplemad_sys v0.5.0
[INFO] [stderr]   Downloaded simplemad v0.9.0
[INFO] [stderr]   Downloaded lame-sys v0.1.2
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", 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] 8842b1b341243795b8dc3d81fb62914d5bf6cae4f33003c90ebb6a42395b6e34
[INFO] running `Command { std: "docker" "start" "-a" "8842b1b341243795b8dc3d81fb62914d5bf6cae4f33003c90ebb6a42395b6e34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8842b1b341243795b8dc3d81fb62914d5bf6cae4f33003c90ebb6a42395b6e34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8842b1b341243795b8dc3d81fb62914d5bf6cae4f33003c90ebb6a42395b6e34", kill_on_drop: false }`
[INFO] [stdout] 8842b1b341243795b8dc3d81fb62914d5bf6cae4f33003c90ebb6a42395b6e34
[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" "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] 55f324d76b65a1eb3ef57edcfe69202642dc5e07b9d4761f249ec0699f8768d2
[INFO] running `Command { std: "docker" "start" "-a" "55f324d76b65a1eb3ef57edcfe69202642dc5e07b9d4761f249ec0699f8768d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling derive_builder v0.7.2
[INFO] [stderr]    Compiling lame-sys v0.1.2
[INFO] [stderr]     Checking thread-scoped v1.0.2
[INFO] [stderr]     Checking fuse-abi v0.4.0-dev (https://github.com/zargony/fuse-rs.git#42e29d96)
[INFO] [stderr]     Checking claxon v0.4.2 (https://github.com/jtbeckha/claxon.git#38ec00b5)
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling fuse-sys v0.4.0-dev (https://github.com/zargony/fuse-rs.git#42e29d96)
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking flate2 v1.0.12
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking fuse v0.4.0-dev (https://github.com/zargony/fuse-rs.git#42e29d96)
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking simplelog v0.5.3
[INFO] [stderr]    Compiling darling_core v0.9.0
[INFO] [stderr]    Compiling darling_macro v0.9.0
[INFO] [stderr]    Compiling darling v0.9.0
[INFO] [stderr]    Compiling derive_builder_core v0.5.0
[INFO] [stderr]     Checking id3 v0.3.0
[INFO] [stderr]  Documenting mp3v0fs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.54s
[INFO] running `Command { std: "docker" "inspect" "55f324d76b65a1eb3ef57edcfe69202642dc5e07b9d4761f249ec0699f8768d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55f324d76b65a1eb3ef57edcfe69202642dc5e07b9d4761f249ec0699f8768d2", kill_on_drop: false }`
[INFO] [stdout] 55f324d76b65a1eb3ef57edcfe69202642dc5e07b9d4761f249ec0699f8768d2