[INFO] crate async-scoped 0.4.1 is already in cache
[INFO] documenting async-scoped-0.4.1 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate async-scoped 0.4.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate async-scoped 0.4.1 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 async-scoped 0.4.1
[INFO] finished tweaking crates.io crate async-scoped 0.4.1
[INFO] tweaked toml for crates.io crate async-scoped 0.4.1 written to /workspace/builds/worker-12/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 170bda817040bdc32a6adf9d2b079a0660bf9ec462d4e3c4a2169c291864a865
[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" "170bda817040bdc32a6adf9d2b079a0660bf9ec462d4e3c4a2169c291864a865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "170bda817040bdc32a6adf9d2b079a0660bf9ec462d4e3c4a2169c291864a865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "170bda817040bdc32a6adf9d2b079a0660bf9ec462d4e3c4a2169c291864a865", kill_on_drop: false }`
[INFO] [stdout] 170bda817040bdc32a6adf9d2b079a0660bf9ec462d4e3c4a2169c291864a865
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 50f259479638a7def5315a00c4205e146adeacbbefad14bcc66fb88de75d63e7
[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" "50f259479638a7def5315a00c4205e146adeacbbefad14bcc66fb88de75d63e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking kv-log-macro v1.0.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking blocking v0.4.6
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking smol v0.1.18
[INFO] [stderr]     Checking async-std v1.6.2
[INFO] [stderr]  Documenting async-scoped v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `[std::task::Task]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/lib.rs:121:13
[INFO] [stdout]     |
[INFO] [stdout] 121 | //! [Task]: std::task::Task
[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: `[crossbeam::scope]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/lib.rs:21:26
[INFO] [stdout]    |
[INFO] [stdout] 21 | //! [`crossbeam::scope`](crossbeam::scope) to allow spawning
[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: `[spawn_cancellable]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/lib.rs:68:27
[INFO] [stdout]    |
[INFO] [stdout] 68 | //! [`spawn_cancellable`][spawn_cancellable] which wraps a
[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 36.18s
[INFO] running `Command { std: "docker" "inspect" "50f259479638a7def5315a00c4205e146adeacbbefad14bcc66fb88de75d63e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50f259479638a7def5315a00c4205e146adeacbbefad14bcc66fb88de75d63e7", kill_on_drop: false }`
[INFO] [stdout] 50f259479638a7def5315a00c4205e146adeacbbefad14bcc66fb88de75d63e7