[INFO] crate lexical-core 0.7.4 is already in cache
[INFO] documenting lexical-core-0.7.4 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate lexical-core 0.7.4 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate lexical-core 0.7.4 on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lexical-core 0.7.4
[INFO] finished tweaking crates.io crate lexical-core 0.7.4
[INFO] tweaked toml for crates.io crate lexical-core 0.7.4 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "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" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 740a9891c0e9b63a155e2fa674d0a1866a6d77ecfbb2433ce710ed474e817788
[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" "740a9891c0e9b63a155e2fa674d0a1866a6d77ecfbb2433ce710ed474e817788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "740a9891c0e9b63a155e2fa674d0a1866a6d77ecfbb2433ce710ed474e817788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "740a9891c0e9b63a155e2fa674d0a1866a6d77ecfbb2433ce710ed474e817788", kill_on_drop: false }`
[INFO] [stdout] 740a9891c0e9b63a155e2fa674d0a1866a6d77ecfbb2433ce710ed474e817788
[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" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b455fdddd54a1995f03dee505519772bcdf5dbbfe91385dd6ef34b79155cea44
[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" "b455fdddd54a1995f03dee505519772bcdf5dbbfe91385dd6ef34b79155cea44", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling lexical-core v0.7.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]  Documenting lexical-core v0.7.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `[l]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/util/consume.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | //!     - [l]eading digit separators, where digit separators occur before digits.
[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: `[i]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/util/consume.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | //!     - [i]nternal digit separators, where digit separators occur between digits.
[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: `[t]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/util/consume.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | //!     - [t]railing digit separators, where digit separators occur after digits.
[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: `[c]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/util/consume.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | //!     - [c]onsecutive digit separators, which allows two digit separators to be adjacent.
[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 3.40s
[INFO] running `Command { std: "docker" "inspect" "b455fdddd54a1995f03dee505519772bcdf5dbbfe91385dd6ef34b79155cea44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b455fdddd54a1995f03dee505519772bcdf5dbbfe91385dd6ef34b79155cea44", kill_on_drop: false }`
[INFO] [stdout] b455fdddd54a1995f03dee505519772bcdf5dbbfe91385dd6ef34b79155cea44