[INFO] fetching crate uindex 0.1.1...
[INFO] documenting uindex-0.1.1 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate uindex 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate uindex 0.1.1 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uindex 0.1.1
[INFO] finished tweaking crates.io crate uindex 0.1.1
[INFO] tweaked toml for crates.io crate uindex 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 431d8da1d6c055040c5363cf26a96cdb6b3dc94c9cd2331249406eebf7cfd085
[INFO] running `Command { std: "docker" "start" "-a" "431d8da1d6c055040c5363cf26a96cdb6b3dc94c9cd2331249406eebf7cfd085", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "431d8da1d6c055040c5363cf26a96cdb6b3dc94c9cd2331249406eebf7cfd085", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "431d8da1d6c055040c5363cf26a96cdb6b3dc94c9cd2331249406eebf7cfd085", kill_on_drop: false }`
[INFO] [stdout] 431d8da1d6c055040c5363cf26a96cdb6b3dc94c9cd2331249406eebf7cfd085
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f53e3de90094b03b96e9972c28296fd5767b071a519efe173f2a59973f49390f
[INFO] running `Command { std: "docker" "start" "-a" "f53e3de90094b03b96e9972c28296fd5767b071a519efe173f2a59973f49390f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]     Checking unicode-ident v1.0.8
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling pest v2.6.0
[INFO] [stderr]    Compiling pest_meta v2.6.0
[INFO] [stderr]    Compiling pest_generator v2.6.0
[INFO] [stderr]    Compiling pest_derive v2.6.0
[INFO] [stderr]  Documenting uindex v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::lazy`
[INFO] [stdout]   --> src/facttree.rs:23:10
[INFO] [stdout]    |
[INFO] [stdout] 23 | use std::lazy::OnceCell;
[INFO] [stdout]    |          ^^^^ could not find `lazy` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `uindex`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name uindex src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=77ee38c60b61fdbd -L dependency=/opt/rustwide/target/debug/deps --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-36a554d97eafbe2b.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-83c76fb4ff61e17e.rmeta --extern pest=/opt/rustwide/target/debug/deps/libpest-1d34bb6ee80120ad.rmeta --extern pest_derive=/opt/rustwide/target/debug/deps/libpest_derive-d2c87732ec21a719.so --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-a4e671e7fcb6e2fd.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-3c5df073fef2eea2.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-bee2917827afd4e4.rmeta --cap-lints=warn --crate-version 0.1.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "f53e3de90094b03b96e9972c28296fd5767b071a519efe173f2a59973f49390f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f53e3de90094b03b96e9972c28296fd5767b071a519efe173f2a59973f49390f", kill_on_drop: false }`
[INFO] [stdout] f53e3de90094b03b96e9972c28296fd5767b071a519efe173f2a59973f49390f
