[INFO] crate grdf 0.1.1-beta is already in cache
[INFO] documenting grdf-0.1.1-beta against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate grdf 0.1.1-beta into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate grdf 0.1.1-beta 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 grdf 0.1.1-beta
[INFO] finished tweaking crates.io crate grdf 0.1.1-beta
[INFO] tweaked toml for crates.io crate grdf 0.1.1-beta written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] d2f2171b2dc0527bb588e90f43ad82f740a93b60551cbbb29e4c054aa5e591c2
[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" "d2f2171b2dc0527bb588e90f43ad82f740a93b60551cbbb29e4c054aa5e591c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2f2171b2dc0527bb588e90f43ad82f740a93b60551cbbb29e4c054aa5e591c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2f2171b2dc0527bb588e90f43ad82f740a93b60551cbbb29e4c054aa5e591c2", kill_on_drop: false }`
[INFO] [stdout] d2f2171b2dc0527bb588e90f43ad82f740a93b60551cbbb29e4c054aa5e591c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stdout] 459cc1aa3e7e42df646abf8182c7d3b9bd66c04e04337f27b476eb900f9a24e7
[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" "459cc1aa3e7e42df646abf8182c7d3b9bd66c04e04337f27b476eb900f9a24e7", kill_on_drop: false }`
[INFO] [stderr]     Checking pct-str v1.0.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking iref v1.1.5
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]  Documenting grdf v0.1.1-beta (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `generic_associated_types` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]   --> src/lib.rs:96:12
[INFO] [stdout]    |
[INFO] [stdout] 96 | #![feature(generic_associated_types)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout]    = note: see issue #44265 <https://github.com/rust-lang/rust/issues/44265> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `T` may not live long enough
[INFO] [stdout]   --> src/hash_dataset.rs:50:2
[INFO] [stdout]    |
[INFO] [stdout] 50 |     type Iter<'a> = Iterators;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding an explicit lifetime bound `T: 'a`...
[INFO] [stdout]    = note: ...so that the type `T` will meet its required lifetime bounds
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0309`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `grdf`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name grdf src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern iref=/opt/rustwide/target/debug/deps/libiref-1139ba5568290a6e.rmeta --extern ordered_float=/opt/rustwide/target/debug/deps/libordered_float-f546d55e43a5c248.rmeta --cap-lints=forbid` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "459cc1aa3e7e42df646abf8182c7d3b9bd66c04e04337f27b476eb900f9a24e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "459cc1aa3e7e42df646abf8182c7d3b9bd66c04e04337f27b476eb900f9a24e7", kill_on_drop: false }`
[INFO] [stdout] 459cc1aa3e7e42df646abf8182c7d3b9bd66c04e04337f27b476eb900f9a24e7