[INFO] cloning repository https://github.com/edgarogh/lustred
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/edgarogh/lustred" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedgarogh%2Flustred", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedgarogh%2Flustred'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 27b9284e9a630f70471707f3f521f70ad11aec20
[INFO] documenting edgarogh/lustred against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedgarogh%2Flustred" "/workspace/builds/worker-39/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-39/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/edgarogh/lustred on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/edgarogh/lustred
[INFO] finished tweaking git repo https://github.com/edgarogh/lustred
[INFO] tweaked toml for git repo https://github.com/edgarogh/lustred written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] crate git repo https://github.com/edgarogh/lustred already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--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-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3206a9844a08e6df01ff9cfa3db6f7bc688ddeb1140ac17df4e156f8b9149d42
[INFO] running `Command { std: "docker" "start" "-a" "3206a9844a08e6df01ff9cfa3db6f7bc688ddeb1140ac17df4e156f8b9149d42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3206a9844a08e6df01ff9cfa3db6f7bc688ddeb1140ac17df4e156f8b9149d42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3206a9844a08e6df01ff9cfa3db6f7bc688ddeb1140ac17df4e156f8b9149d42", kill_on_drop: false }`
[INFO] [stdout] 3206a9844a08e6df01ff9cfa3db6f7bc688ddeb1140ac17df4e156f8b9149d42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7222e7054dbe59b4ec9e60309d6fe55cfb5b803bc4ffff6844ae2d7dc673d76a
[INFO] running `Command { std: "docker" "start" "-a" "7222e7054dbe59b4ec9e60309d6fe55cfb5b803bc4ffff6844ae2d7dc673d76a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking fixedbitset v0.4.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking petgraph v0.6.0
[INFO] [stderr]  Documenting lustred v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0223]: ambiguous associated type
[INFO] [stdout]    --> src/expression.rs:296:47
[INFO] [stdout]     |
[INFO] [stdout] 296 |     pub fn dfs(&self) -> impl Iterator<Item = Self::NodeId> {
[INFO] [stdout]     |                                               ^^^^^^^^^^^^ help: use fully-qualified syntax: `<expression::MultiExpr<'a> as Trait>::NodeId`
[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 E0223`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `lustred`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name lustred src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=0738a9d897ffd0b5 -L dependency=/opt/rustwide/target/debug/deps --extern either=/opt/rustwide/target/debug/deps/libeither-bfd18a3a5464db9f.rmeta --extern petgraph=/opt/rustwide/target/debug/deps/libpetgraph-fb35f0fb98b0dad1.rmeta --extern typed_arena=/opt/rustwide/target/debug/deps/libtyped_arena-98b69d4343ee48c9.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "7222e7054dbe59b4ec9e60309d6fe55cfb5b803bc4ffff6844ae2d7dc673d76a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7222e7054dbe59b4ec9e60309d6fe55cfb5b803bc4ffff6844ae2d7dc673d76a", kill_on_drop: false }`
[INFO] [stdout] 7222e7054dbe59b4ec9e60309d6fe55cfb5b803bc4ffff6844ae2d7dc673d76a