[INFO] fetching crate appr_dbscan_rust 0.1.2...
[INFO] documenting appr_dbscan_rust-0.1.2 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate appr_dbscan_rust 0.1.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate appr_dbscan_rust 0.1.2 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate appr_dbscan_rust 0.1.2
[INFO] finished tweaking crates.io crate appr_dbscan_rust 0.1.2
[INFO] tweaked toml for crates.io crate appr_dbscan_rust 0.1.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate appr_dbscan_rust 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hash32 v0.1.1
[INFO] [stderr]   Downloaded generic-array v0.12.3
[INFO] [stderr]   Downloaded pdqselect v0.1.0
[INFO] [stderr]   Downloaded bit-vec v0.5.1
[INFO] [stderr]   Downloaded typenum v1.12.0
[INFO] [stderr]   Downloaded generic-array v0.13.2
[INFO] [stderr]   Downloaded rayon v1.3.1
[INFO] [stderr]   Downloaded rayon-core v1.7.1
[INFO] [stderr]   Downloaded partitions v0.2.4
[INFO] [stderr]   Downloaded as-slice v0.1.3
[INFO] [stderr]   Downloaded rstar v0.8.2
[INFO] [stderr]   Downloaded heapless v0.5.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ffd8e40157874950dff0182127db111e0b0163abfb308099b337cf4b95a59465
[INFO] running `Command { std: "docker" "start" "-a" "ffd8e40157874950dff0182127db111e0b0163abfb308099b337cf4b95a59465", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffd8e40157874950dff0182127db111e0b0163abfb308099b337cf4b95a59465", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffd8e40157874950dff0182127db111e0b0163abfb308099b337cf4b95a59465", kill_on_drop: false }`
[INFO] [stdout] ffd8e40157874950dff0182127db111e0b0163abfb308099b337cf4b95a59465
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ec1d903a79693fecc3cc5fb45cc18f15398fd598a59da1f05aff68c9bb67ed1
[INFO] running `Command { std: "docker" "start" "-a" "2ec1d903a79693fecc3cc5fb45cc18f15398fd598a59da1f05aff68c9bb67ed1", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling heapless v0.5.5
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]     Checking pdqselect v0.1.0
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking as-slice v0.1.3
[INFO] [stderr]     Checking rstar v0.8.2
[INFO] [stderr]     Checking partitions v0.2.4
[INFO] [stderr]  Documenting appr_dbscan_rust v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(min_const_generics)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `min_const_generics` has been stable since `1.51.0` and no longer requires an attribute to enable
[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 E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `appr_dbscan_rust`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2018 --crate-type lib --crate-name appr_dbscan src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=25af41720f30208e -L dependency=/opt/rustwide/target/debug/deps --extern partitions=/opt/rustwide/target/debug/deps/libpartitions-7aec44b56f63dd51.rmeta --extern rstar=/opt/rustwide/target/debug/deps/librstar-97bb3d21bf5ad530.rmeta --cap-lints=warn --crate-version 0.1.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "2ec1d903a79693fecc3cc5fb45cc18f15398fd598a59da1f05aff68c9bb67ed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ec1d903a79693fecc3cc5fb45cc18f15398fd598a59da1f05aff68c9bb67ed1", kill_on_drop: false }`
[INFO] [stdout] 2ec1d903a79693fecc3cc5fb45cc18f15398fd598a59da1f05aff68c9bb67ed1
