[INFO] fetching crate ffi-support 0.4.0...
[INFO] documenting ffi-support-0.4.0 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate ffi-support 0.4.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate ffi-support 0.4.0 on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ffi-support 0.4.0
[INFO] finished tweaking crates.io crate ffi-support 0.4.0
[INFO] tweaked toml for crates.io crate ffi-support 0.4.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "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] c89f1f28f7c504a7f849a98b63975ac59e5232be69bb3dcc935144ce0d58bde3
[INFO] running `Command { std: "docker" "start" "-a" "c89f1f28f7c504a7f849a98b63975ac59e5232be69bb3dcc935144ce0d58bde3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c89f1f28f7c504a7f849a98b63975ac59e5232be69bb3dcc935144ce0d58bde3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c89f1f28f7c504a7f849a98b63975ac59e5232be69bb3dcc935144ce0d58bde3", kill_on_drop: false }`
[INFO] [stdout] c89f1f28f7c504a7f849a98b63975ac59e5232be69bb3dcc935144ce0d58bde3
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eda5559b88f8f33d2976d93bf71673e17bbb0a4d3fde9b4cb53a8ee7c6c01743
[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" "eda5559b88f8f33d2976d93bf71673e17bbb0a4d3fde9b4cb53a8ee7c6c01743", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]  Documenting ffi-support v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `[FfiStr]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/error.rs:211:43
[INFO] [stdout]     |
[INFO] [stdout] 211 |     /// Get the `message` property as an [`FfiStr`]
[INFO] [stdout]     |                                           ^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(intra_doc_link_resolution_failure)]` on by default
[INFO] [stdout]     = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[call_with_result]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/handle_map.rs:928:38
[INFO] [stdout]     |
[INFO] [stdout] 928 |     /// Helper that performs both a [`call_with_result`] and [`get`](ConcurrentHandleMap::get_mut).
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[call_with_result]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/handle_map.rs:952:38
[INFO] [stdout]     |
[INFO] [stdout] 952 |     /// Helper that performs both a [`call_with_result`] and [`get`](ConcurrentHandleMap::get).
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[call_with_output]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/handle_map.rs:967:38
[INFO] [stdout]     |
[INFO] [stdout] 967 |     /// Helper that performs both a [`call_with_output`] and [`get`](ConcurrentHandleMap::get).
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[call_with_output]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/handle_map.rs:983:38
[INFO] [stdout]     |
[INFO] [stdout] 983 |     /// Helper that performs both a [`call_with_output`] and [`get_mut`](ConcurrentHandleMap::get).
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[call_with_result]` cannot be resolved, ignoring it.
[INFO] [stdout]     --> src/handle_map.rs:1000:10
[INFO] [stdout]      |
[INFO] [stdout] 1000 |     /// [`call_with_result`] call (to handle panics and map errors onto an
[INFO] [stdout]      |          ^^^^^^^^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]      |
[INFO] [stdout]      = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[call_with_output]` cannot be resolved, ignoring it.
[INFO] [stdout]     --> src/handle_map.rs:1022:35
[INFO] [stdout]      |
[INFO] [stdout] 1022 |     /// clear that it contains a [`call_with_output`] internally.
[INFO] [stdout]      |                                   ^^^^^^^^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]      |
[INFO] [stdout]      = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[InfoFfi]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/macros.rs:133:6
[INFO] [stdout]     |
[INFO] [stdout] 133 | /// [`InfoFfi`].
[INFO] [stdout]     |      ^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.79s
[INFO] running `Command { std: "docker" "inspect" "eda5559b88f8f33d2976d93bf71673e17bbb0a4d3fde9b4cb53a8ee7c6c01743", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eda5559b88f8f33d2976d93bf71673e17bbb0a4d3fde9b4cb53a8ee7c6c01743", kill_on_drop: false }`
[INFO] [stdout] eda5559b88f8f33d2976d93bf71673e17bbb0a4d3fde9b4cb53a8ee7c6c01743