[INFO] cloning repository https://github.com/fitzgen/bumpalo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fitzgen/bumpalo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffitzgen%2Fbumpalo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffitzgen%2Fbumpalo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7763f07c6d41857effd148790709d7e3c0e56291
[INFO] documenting fitzgen/bumpalo against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffitzgen%2Fbumpalo" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fitzgen/bumpalo 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 git repo https://github.com/fitzgen/bumpalo
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/fitzgen/bumpalo
[INFO] tweaked toml for git repo https://github.com/fitzgen/bumpalo written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/fitzgen/bumpalo already has a lockfile, it will not be regenerated
[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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 93b5d377d3d97ddca0b045ed4764e5f8bdf21956c77387c09c980c1bf3c6c05f
[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" "93b5d377d3d97ddca0b045ed4764e5f8bdf21956c77387c09c980c1bf3c6c05f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93b5d377d3d97ddca0b045ed4764e5f8bdf21956c77387c09c980c1bf3c6c05f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93b5d377d3d97ddca0b045ed4764e5f8bdf21956c77387c09c980c1bf3c6c05f", kill_on_drop: false }`
[INFO] [stdout] 93b5d377d3d97ddca0b045ed4764e5f8bdf21956c77387c09c980c1bf3c6c05f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 69e0b6cbd639dad8898c5b68d161c65f3b421b378d21fab435567753c9f26244
[INFO] running `Command { std: "docker" "start" "-a" "69e0b6cbd639dad8898c5b68d161c65f3b421b378d21fab435567753c9f26244", kill_on_drop: false }`
[INFO] [stderr]  Documenting bumpalo v3.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `[crate::boxed::Box]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/lib.rs:35:43
[INFO] [stdout]    |
[INFO] [stdout] 35 | > **However:** [`bumpalo::boxed::Box<T>`][crate::boxed::Box] can be used to wrap
[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: `[crate::boxed::Box]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/lib.rs:35:43
[INFO] [stdout]    |
[INFO] [stdout] 35 | > **However:** [`bumpalo::boxed::Box<T>`][crate::boxed::Box] can be used to wrap
[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: `[crate::boxed::Box]` cannot be resolved, ignoring it.
[INFO] [stdout]     --> src/lib.rs:1027:58
[INFO] [stdout]      |
[INFO] [stdout] 1027 |     /// e.g. after dropping a [`bumpalo::boxed::Box<T>`][crate::boxed::Box].
[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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "69e0b6cbd639dad8898c5b68d161c65f3b421b378d21fab435567753c9f26244", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69e0b6cbd639dad8898c5b68d161c65f3b421b378d21fab435567753c9f26244", kill_on_drop: false }`
[INFO] [stdout] 69e0b6cbd639dad8898c5b68d161c65f3b421b378d21fab435567753c9f26244