[INFO] fetching crate big_enum_set 0.2.0...
[INFO] documenting big_enum_set-0.2.0 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate big_enum_set 0.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate big_enum_set 0.2.0 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 big_enum_set 0.2.0
[INFO] finished tweaking crates.io crate big_enum_set 0.2.0
[INFO] tweaked toml for crates.io crate big_enum_set 0.2.0 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]  Downloading crates ...
[INFO] [stderr]   Downloaded big_enum_set_derive v0.2.0
[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] 4ce9668db93e9135516a452882dc8aea051f8b466ad6b4f0f01c0dcef2619339
[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" "4ce9668db93e9135516a452882dc8aea051f8b466ad6b4f0f01c0dcef2619339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ce9668db93e9135516a452882dc8aea051f8b466ad6b4f0f01c0dcef2619339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ce9668db93e9135516a452882dc8aea051f8b466ad6b4f0f01c0dcef2619339", kill_on_drop: false }`
[INFO] [stdout] 4ce9668db93e9135516a452882dc8aea051f8b466ad6b4f0f01c0dcef2619339
[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] 5de6619cd96b0757b4576f9743ba05858eeeb5a9a8b4c42e5548621298757ce4
[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" "5de6619cd96b0757b4576f9743ba05858eeeb5a9a8b4c42e5548621298757ce4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling big_enum_set_derive v0.2.0
[INFO] [stderr]  Documenting big_enum_set v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `[enumset]` cannot be resolved, ignoring it.
[INFO] [stdout]  --> src/lib.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | //! the [`enumset`] crate, except that the backing store used is an array of `usize`. This enables
[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: `[serde]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/lib.rs:164:10
[INFO] [stdout]     |
[INFO] [stdout] 164 | /// the [`serde`] crate. The exact serialization format can be controlled with additional attributes
[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: `[bincode]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/lib.rs:173:53
[INFO] [stdout]     |
[INFO] [stdout] 173 | /// `BigEnumSet`s are serialized with formats like [`bincode`].
[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: `[Serialize]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/lib.rs:181:6
[INFO] [stdout]     |
[INFO] [stdout] 181 | /// [`Serialize`] and [`Deserialize`]. Note that this is a breaking change.
[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: `[Deserialize]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/lib.rs:181:24
[INFO] [stdout]     |
[INFO] [stdout] 181 | /// [`Serialize`] and [`Deserialize`]. Note that this is a breaking change.
[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: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.75s
[INFO] running `Command { std: "docker" "inspect" "5de6619cd96b0757b4576f9743ba05858eeeb5a9a8b4c42e5548621298757ce4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5de6619cd96b0757b4576f9743ba05858eeeb5a9a8b4c42e5548621298757ce4", kill_on_drop: false }`
[INFO] [stdout] 5de6619cd96b0757b4576f9743ba05858eeeb5a9a8b4c42e5548621298757ce4