[INFO] fetching crate rustracing 0.4.0...
[INFO] documenting rustracing-0.4.0 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate rustracing 0.4.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate rustracing 0.4.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustracing 0.4.0
[INFO] finished tweaking crates.io crate rustracing 0.4.0
[INFO] tweaked toml for crates.io crate rustracing 0.4.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b038ddf0942d39f02a46d32fda89653b6966d625315b1f6d2e9410d125b62e67
[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" "b038ddf0942d39f02a46d32fda89653b6966d625315b1f6d2e9410d125b62e67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b038ddf0942d39f02a46d32fda89653b6966d625315b1f6d2e9410d125b62e67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b038ddf0942d39f02a46d32fda89653b6966d625315b1f6d2e9410d125b62e67", kill_on_drop: false }`
[INFO] [stdout] b038ddf0942d39f02a46d32fda89653b6966d625315b1f6d2e9410d125b62e67
[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-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f617c8f0ce158bd401d681eed8fff1785dd1911a667d2a4ab379960ade6a061e
[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" "f617c8f0ce158bd401d681eed8fff1785dd1911a667d2a4ab379960ade6a061e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking backtrace v0.3.53
[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 quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling trackable_derive v0.1.3
[INFO] [stderr]     Checking trackable v0.2.23
[INFO] [stderr]  Documenting rustracing v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `tags`
[INFO] [stdout]   --> src/tag.rs:83:26
[INFO] [stdout]    |
[INFO] [stdout] 83 | /// [Standard span tags][tags].
[INFO] [stdout]    |                          ^^^^ the module `tag` contains no item named `tags`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(broken_intra_doc_links)]` on by default
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `tags`
[INFO] [stdout]   --> src/tag.rs:84:6
[INFO] [stdout]    |
[INFO] [stdout] 84 | /// [tags]: https://github.com/opentracing/specification/blob/master/semantic_conventions.md#span-tags-table
[INFO] [stdout]    |      ^^^^ the module `tag` contains no item named `tags`
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.56s
[INFO] running `Command { std: "docker" "inspect" "f617c8f0ce158bd401d681eed8fff1785dd1911a667d2a4ab379960ade6a061e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f617c8f0ce158bd401d681eed8fff1785dd1911a667d2a4ab379960ade6a061e", kill_on_drop: false }`
[INFO] [stdout] f617c8f0ce158bd401d681eed8fff1785dd1911a667d2a4ab379960ade6a061e
