[INFO] fetching crate rust-clacc 0.1.24...
[INFO] documenting rust-clacc-0.1.24 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate rust-clacc 0.1.24 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate rust-clacc 0.1.24 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 rust-clacc 0.1.24
[INFO] finished tweaking crates.io crate rust-clacc 0.1.24
[INFO] tweaked toml for crates.io crate rust-clacc 0.1.24 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate rust-clacc 0.1.24 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 velocypack v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 97b63184f8eee5b69c8dcc11edda62b04e233fca6ad9a152982fed3112c46bc2
[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" "97b63184f8eee5b69c8dcc11edda62b04e233fca6ad9a152982fed3112c46bc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97b63184f8eee5b69c8dcc11edda62b04e233fca6ad9a152982fed3112c46bc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97b63184f8eee5b69c8dcc11edda62b04e233fca6ad9a152982fed3112c46bc2", kill_on_drop: false }`
[INFO] [stdout] 97b63184f8eee5b69c8dcc11edda62b04e233fca6ad9a152982fed3112c46bc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] fb87541384f2b1c5d9f44dfdb17fe9d3321b91a12398f4d073240f81c59f6616
[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" "fb87541384f2b1c5d9f44dfdb17fe9d3321b91a12398f4d073240f81c59f6616", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking rust-gmp v0.5.0
[INFO] [stderr]     Checking blake2 v0.9.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling structopt-derive v0.4.8
[INFO] [stderr]     Checking structopt v0.3.15
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking velocypack v0.1.1
[INFO] [stderr]     Checking rust-clacc v0.1.24 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting rust-clacc v0.1.24 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.93s
[INFO] running `Command { std: "docker" "inspect" "fb87541384f2b1c5d9f44dfdb17fe9d3321b91a12398f4d073240f81c59f6616", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb87541384f2b1c5d9f44dfdb17fe9d3321b91a12398f4d073240f81c59f6616", kill_on_drop: false }`
[INFO] [stdout] fb87541384f2b1c5d9f44dfdb17fe9d3321b91a12398f4d073240f81c59f6616