[INFO] fetching crate giphy 0.3.0...
[INFO] documenting giphy-0.3.0 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate giphy 0.3.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate giphy 0.3.0 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 giphy 0.3.0
[INFO] finished tweaking crates.io crate giphy 0.3.0
[INFO] tweaked toml for crates.io crate giphy 0.3.0 written to /workspace/builds/worker-2/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 7127d832d53240be73f1870e24c54f0ae7f1a79bf064539e29503bb477e2d24e
[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" "7127d832d53240be73f1870e24c54f0ae7f1a79bf064539e29503bb477e2d24e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7127d832d53240be73f1870e24c54f0ae7f1a79bf064539e29503bb477e2d24e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7127d832d53240be73f1870e24c54f0ae7f1a79bf064539e29503bb477e2d24e", kill_on_drop: false }`
[INFO] [stdout] 7127d832d53240be73f1870e24c54f0ae7f1a79bf064539e29503bb477e2d24e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 2b309ae2e01c0f0b276f94b59729e12865d573d468dc6bbedc030777ead56422
[INFO] running `Command { std: "docker" "start" "-a" "2b309ae2e01c0f0b276f94b59729e12865d573d468dc6bbedc030777ead56422", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.6
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]  Documenting giphy v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `[send_to]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/lib.rs:59:26
[INFO] [stdout]    |
[INFO] [stdout] 59 | //! only difference is, [`send_to`] method will return a [`Future`] object when called
[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: `[Future]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/lib.rs:59:59
[INFO] [stdout]    |
[INFO] [stdout] 59 | //! only difference is, [`send_to`] method will return a [`Future`] object when called
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.02s
[INFO] running `Command { std: "docker" "inspect" "2b309ae2e01c0f0b276f94b59729e12865d573d468dc6bbedc030777ead56422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b309ae2e01c0f0b276f94b59729e12865d573d468dc6bbedc030777ead56422", kill_on_drop: false }`
[INFO] [stdout] 2b309ae2e01c0f0b276f94b59729e12865d573d468dc6bbedc030777ead56422