[INFO] crate scratchpad 1.3.0 is already in cache
[INFO] documenting scratchpad-1.3.0 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate scratchpad 1.3.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate scratchpad 1.3.0 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 scratchpad 1.3.0
[INFO] finished tweaking crates.io crate scratchpad 1.3.0
[INFO] tweaked toml for crates.io crate scratchpad 1.3.0 written to /workspace/builds/worker-9/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] 85e69db74f205800c264bd683de05c14cea89e0ac04d375c19c0a797d68f1a07
[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" "85e69db74f205800c264bd683de05c14cea89e0ac04d375c19c0a797d68f1a07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85e69db74f205800c264bd683de05c14cea89e0ac04d375c19c0a797d68f1a07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85e69db74f205800c264bd683de05c14cea89e0ac04d375c19c0a797d68f1a07", kill_on_drop: false }`
[INFO] [stdout] 85e69db74f205800c264bd683de05c14cea89e0ac04d375c19c0a797d68f1a07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 9567ab7d2cf8c9498260dfa6b989c241481e499bcae45cd00468d3bcd245292f
[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" "9567ab7d2cf8c9498260dfa6b989c241481e499bcae45cd00468d3bcd245292f", kill_on_drop: false }`
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling scratchpad v1.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting scratchpad v1.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `[MaybeUninit]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/utility.rs:331:6
[INFO] [stdout]     |
[INFO] [stdout] 331 | /// [`MaybeUninit`]-wrapped types if supported by the version of Rust used, as
[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: `[MaybeUninit]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/utility.rs:372:6
[INFO] [stdout]     |
[INFO] [stdout] 372 | /// [`MaybeUninit`]-wrapped types if supported by the version of Rust used, as
[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: `[MaybeUninit]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/utility.rs:413:6
[INFO] [stdout]     |
[INFO] [stdout] 413 | /// [`MaybeUninit`]-wrapped types if supported by the version of Rust used, as
[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: `[MaybeUninit]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/utility.rs:331:6
[INFO] [stdout]     |
[INFO] [stdout] 331 | /// [`MaybeUninit`]-wrapped types if supported by the version of Rust used, as
[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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.78s
[INFO] running `Command { std: "docker" "inspect" "9567ab7d2cf8c9498260dfa6b989c241481e499bcae45cd00468d3bcd245292f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9567ab7d2cf8c9498260dfa6b989c241481e499bcae45cd00468d3bcd245292f", kill_on_drop: false }`
[INFO] [stdout] 9567ab7d2cf8c9498260dfa6b989c241481e499bcae45cd00468d3bcd245292f