[INFO] fetching crate specs 0.16.1...
[INFO] documenting specs-0.16.1 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate specs 0.16.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate specs 0.16.1 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 specs 0.16.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate specs 0.16.1
[INFO] tweaked toml for crates.io crate specs 0.16.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate specs 0.16.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 1aba5c45e53139f07e4ed288ffb4498713042b59f45999e021193f139bb81dec
[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" "1aba5c45e53139f07e4ed288ffb4498713042b59f45999e021193f139bb81dec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1aba5c45e53139f07e4ed288ffb4498713042b59f45999e021193f139bb81dec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1aba5c45e53139f07e4ed288ffb4498713042b59f45999e021193f139bb81dec", kill_on_drop: false }`
[INFO] [stdout] 1aba5c45e53139f07e4ed288ffb4498713042b59f45999e021193f139bb81dec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2b76f706567b9bde142cc632239d749e94d24144a735570bd8a2bb9d7b6b5fe6
[INFO] running `Command { std: "docker" "start" "-a" "2b76f706567b9bde142cc632239d749e94d24144a735570bd8a2bb9d7b6b5fe6", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking atom v0.3.5
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]     Checking shrev v1.1.1
[INFO] [stderr]     Checking tuple_utils v0.3.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling nom v5.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling hashbrown v0.7.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling lexical-core v0.4.6
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking hibitset v0.6.3
[INFO] [stderr]     Checking tynm v0.1.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling shred-derive v0.6.2
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking ahash v0.3.2
[INFO] [stderr]     Checking shred v0.10.2
[INFO] [stderr]  Documenting specs v0.16.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `[World::maintain]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/world/lazy.rs:115:32
[INFO] [stdout]     |
[INFO] [stdout] 115 |     /// entity until you call [`World::maintain`].
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.51s
[INFO] running `Command { std: "docker" "inspect" "2b76f706567b9bde142cc632239d749e94d24144a735570bd8a2bb9d7b6b5fe6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b76f706567b9bde142cc632239d749e94d24144a735570bd8a2bb9d7b6b5fe6", kill_on_drop: false }`
[INFO] [stdout] 2b76f706567b9bde142cc632239d749e94d24144a735570bd8a2bb9d7b6b5fe6