[INFO] fetching crate nodespeak 0.2.1...
[INFO] documenting nodespeak-0.2.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate nodespeak 0.2.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate nodespeak 0.2.1 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 nodespeak 0.2.1
[INFO] finished tweaking crates.io crate nodespeak 0.2.1
[INFO] tweaked toml for crates.io crate nodespeak 0.2.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate nodespeak 0.2.1 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 unicode_categories v0.1.1
[INFO] [stderr]   Downloaded snailquote v0.3.0
[INFO] [stderr]   Downloaded readonly v0.1.5
[INFO] [stderr]   Downloaded llvm-sys v70.2.1
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e7dc08cce1fb32a8bacce888f22b17bc7f88c70ddabcdc75a90d1d189ee70048
[INFO] running `Command { std: "docker" "start" "-a" "e7dc08cce1fb32a8bacce888f22b17bc7f88c70ddabcdc75a90d1d189ee70048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7dc08cce1fb32a8bacce888f22b17bc7f88c70ddabcdc75a90d1d189ee70048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7dc08cce1fb32a8bacce888f22b17bc7f88c70ddabcdc75a90d1d189ee70048", kill_on_drop: false }`
[INFO] [stdout] e7dc08cce1fb32a8bacce888f22b17bc7f88c70ddabcdc75a90d1d189ee70048
[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] f8c9bc3fd4c6222ece2b91d185ff63fdb9214a225775652c29f973a43d66dc4f
[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" "f8c9bc3fd4c6222ece2b91d185ff63fdb9214a225775652c29f973a43d66dc4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking terminal_size v0.1.12
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.16
[INFO] [stderr]    Compiling readonly v0.1.5
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling llvm-sys v70.2.1
[INFO] [stderr]     Checking thiserror v1.0.16
[INFO] [stderr]     Checking snailquote v0.3.0
[INFO] [stderr]  Documenting nodespeak v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.55s
[INFO] running `Command { std: "docker" "inspect" "f8c9bc3fd4c6222ece2b91d185ff63fdb9214a225775652c29f973a43d66dc4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8c9bc3fd4c6222ece2b91d185ff63fdb9214a225775652c29f973a43d66dc4f", kill_on_drop: false }`
[INFO] [stdout] f8c9bc3fd4c6222ece2b91d185ff63fdb9214a225775652c29f973a43d66dc4f