[INFO] fetching crate jpki-ffi-generic 0.4.3...
[INFO] documenting jpki-ffi-generic-0.4.3 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate jpki-ffi-generic 0.4.3 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate jpki-ffi-generic 0.4.3 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 jpki-ffi-generic 0.4.3
[INFO] finished tweaking crates.io crate jpki-ffi-generic 0.4.3
[INFO] tweaked toml for crates.io crate jpki-ffi-generic 0.4.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded apdu-derive v0.4.0
[INFO] [stderr]   Downloaded jpki v0.4.3
[INFO] [stderr]   Downloaded apdu-core v0.4.0
[INFO] [stderr]   Downloaded cbindgen v0.24.5
[INFO] [stderr]   Downloaded apdu v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] f4ac3cefc3a60f3db6bfc2fd62a9c6950322334c1cea29e7e16d24631d092a80
[INFO] running `Command { std: "docker" "start" "-a" "f4ac3cefc3a60f3db6bfc2fd62a9c6950322334c1cea29e7e16d24631d092a80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4ac3cefc3a60f3db6bfc2fd62a9c6950322334c1cea29e7e16d24631d092a80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4ac3cefc3a60f3db6bfc2fd62a9c6950322334c1cea29e7e16d24631d092a80", kill_on_drop: false }`
[INFO] [stdout] f4ac3cefc3a60f3db6bfc2fd62a9c6950322334c1cea29e7e16d24631d092a80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] a560b532005902c74c69517f07afb3c7a6277bd4ddc82955b98feeefbe029960
[INFO] running `Command { std: "docker" "start" "-a" "a560b532005902c74c69517f07afb3c7a6277bd4ddc82955b98feeefbe029960", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling apdu-core v0.4.0
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling apdu-derive v0.4.0
[INFO] [stderr]     Checking apdu v0.4.0
[INFO] [stderr]     Checking jpki v0.4.3
[INFO] [stderr]  Documenting jpki-ffi-generic v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(vec_into_raw_parts)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[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 `jpki-ffi-generic`
[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=2021 --crate-type cdylib --crate-name jpki src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=d3a13badf19b6f95 -L dependency=/opt/rustwide/target/debug/deps --extern jpki=/opt/rustwide/target/debug/deps/libjpki-2fa1fcc4df419b6d.rmeta --cap-lints=warn --crate-version 0.4.3` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "a560b532005902c74c69517f07afb3c7a6277bd4ddc82955b98feeefbe029960", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a560b532005902c74c69517f07afb3c7a6277bd4ddc82955b98feeefbe029960", kill_on_drop: false }`
[INFO] [stdout] a560b532005902c74c69517f07afb3c7a6277bd4ddc82955b98feeefbe029960
