[INFO] fetching crate threadgroup 0.1.0...
[INFO] documenting threadgroup-0.1.0 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate threadgroup 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate threadgroup 0.1.0 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 threadgroup 0.1.0
[INFO] finished tweaking crates.io crate threadgroup 0.1.0
[INFO] tweaked toml for crates.io crate threadgroup 0.1.0 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] c57b840c88e475a3efbc18452bc66080c7b5eadd73706aebf0f419f15b32807f
[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" "c57b840c88e475a3efbc18452bc66080c7b5eadd73706aebf0f419f15b32807f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c57b840c88e475a3efbc18452bc66080c7b5eadd73706aebf0f419f15b32807f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c57b840c88e475a3efbc18452bc66080c7b5eadd73706aebf0f419f15b32807f", kill_on_drop: false }`
[INFO] [stdout] c57b840c88e475a3efbc18452bc66080c7b5eadd73706aebf0f419f15b32807f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 56488384d23241cb5a55248c94cc363c9051e0f24d5091b5c86a93812b4af032
[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" "56488384d23241cb5a55248c94cc363c9051e0f24d5091b5c86a93812b4af032", kill_on_drop: false }`
[INFO] [stderr]  Documenting threadgroup v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `join`
[INFO] [stdout]   --> src/lib.rs:41:34
[INFO] [stdout]    |
[INFO] [stdout] 41 | /// Possible error returns from [`join()`] and [`join_timeout()`].
[INFO] [stdout]    |                                  ^^^^^^^^ the module `threadgroup` contains no item named `join`
[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 `join_timeout`
[INFO] [stdout]   --> src/lib.rs:41:49
[INFO] [stdout]    |
[INFO] [stdout] 41 | /// Possible error returns from [`join()`] and [`join_timeout()`].
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^ the module `threadgroup` contains no item named `join_timeout`
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `join`
[INFO] [stdout]   --> src/lib.rs:42:6
[INFO] [stdout]    |
[INFO] [stdout] 42 | /// [`join()`]:         struct.ThreadGroup.html#method.join
[INFO] [stdout]    |      ^^^^^^^^ the module `threadgroup` contains no item named `join`
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `join_timeout`
[INFO] [stdout]   --> src/lib.rs:43:6
[INFO] [stdout]    |
[INFO] [stdout] 43 | /// [`join_timeout()`]: struct.ThreadGroup.html#method.join_timeout
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^ the module `threadgroup` contains no item named `join_timeout`
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `spawn`
[INFO] [stdout]    --> src/lib.rs:121:49
[INFO] [stdout]     |
[INFO] [stdout] 121 |     /// Return count of threads that have been [`spawn()`]ed but not yet [`join()`]ed.
[INFO] [stdout]     |                                                 ^^^^^^^^^ the module `threadgroup` contains no item named `spawn`
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `join`
[INFO] [stdout]    --> src/lib.rs:121:75
[INFO] [stdout]     |
[INFO] [stdout] 121 |     /// Return count of threads that have been [`spawn()`]ed but not yet [`join()`]ed.
[INFO] [stdout]     |                                                                           ^^^^^^^^ the module `threadgroup` contains no item named `join`
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `spawn`
[INFO] [stdout]    --> src/lib.rs:122:10
[INFO] [stdout]     |
[INFO] [stdout] 122 |     /// [`spawn()`]: struct.ThreadGroup.html#method.spawn
[INFO] [stdout]     |          ^^^^^^^^^ the module `threadgroup` contains no item named `spawn`
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `join`
[INFO] [stdout]    --> src/lib.rs:123:10
[INFO] [stdout]     |
[INFO] [stdout] 123 |     /// [`join()`]: struct.ThreadGroup.html#method.join
[INFO] [stdout]     |          ^^^^^^^^ the module `threadgroup` contains no item named `join`
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `join`
[INFO] [stdout]    --> src/lib.rs:128:47
[INFO] [stdout]     |
[INFO] [stdout] 128 |     /// Check if there is any thread not yet [`join()`]ed.
[INFO] [stdout]     |                                               ^^^^^^^^ the module `threadgroup` contains no item named `join`
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `join`
[INFO] [stdout]    --> src/lib.rs:129:10
[INFO] [stdout]     |
[INFO] [stdout] 129 |     /// [`join()`]: struct.ThreadGroup.html#method.join
[INFO] [stdout]     |          ^^^^^^^^ the module `threadgroup` contains no item named `join`
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "56488384d23241cb5a55248c94cc363c9051e0f24d5091b5c86a93812b4af032", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56488384d23241cb5a55248c94cc363c9051e0f24d5091b5c86a93812b4af032", kill_on_drop: false }`
[INFO] [stdout] 56488384d23241cb5a55248c94cc363c9051e0f24d5091b5c86a93812b4af032
