[INFO] cloning repository https://github.com/Wopple/bookcase-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Wopple/bookcase-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWopple%2Fbookcase-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWopple%2Fbookcase-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ce12f79a71946ea65b637b34773af863f1c034fd
[INFO] documenting Wopple/bookcase-rs against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWopple%2Fbookcase-rs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Wopple/bookcase-rs 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 git repo https://github.com/Wopple/bookcase-rs
[INFO] finished tweaking git repo https://github.com/Wopple/bookcase-rs
[INFO] tweaked toml for git repo https://github.com/Wopple/bookcase-rs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Wopple/bookcase-rs 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] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bookcase_alloc_macros v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 076c35e7060f9a9c7d7bc5548ce91a0c6d5a36b3809c541813afe29c3182c377
[INFO] running `Command { std: "docker" "start" "-a" "076c35e7060f9a9c7d7bc5548ce91a0c6d5a36b3809c541813afe29c3182c377", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "076c35e7060f9a9c7d7bc5548ce91a0c6d5a36b3809c541813afe29c3182c377", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "076c35e7060f9a9c7d7bc5548ce91a0c6d5a36b3809c541813afe29c3182c377", kill_on_drop: false }`
[INFO] [stdout] 076c35e7060f9a9c7d7bc5548ce91a0c6d5a36b3809c541813afe29c3182c377
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e1b357bf710a76568720f27a8be0f014206c80c3fa181e45f17c5f74bcafa049
[INFO] running `Command { std: "docker" "start" "-a" "e1b357bf710a76568720f27a8be0f014206c80c3fa181e45f17c5f74bcafa049", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling bookcase_alloc_macros v2.0.0
[INFO] [stderr]  Documenting bookcase_alloc_macros v2.0.0 (/opt/rustwide/workdir/bookcase_macros)
[INFO] [stderr]  Documenting bookcase_alloc v0.0.2 (/opt/rustwide/workdir/bookcase)
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> bookcase_macros/src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | /// https://github.com/Wopple/bookcase-rs/blob/main/README.md#-versioning
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://github.com/Wopple/bookcase-rs/blob/main/README.md#-versioning>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout]   = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: [bookcase_alloc] 0.0.2 is an experimental version, but stable feature was enabled.
[INFO] [stdout]   --> bookcase/src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | ::bookcase_alloc_macros::assert_release_channel!();
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `::bookcase_alloc_macros::assert_release_channel` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: [bookcase_alloc] 0.0.2 is an experimental version, but experimental feature was disabled.
[INFO] [stdout]   --> bookcase/src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | ::bookcase_alloc_macros::assert_release_channel!();
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `::bookcase_alloc_macros::assert_release_channel` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `bookcase_alloc`
[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 lib --crate-name bookcase_alloc bookcase/src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --cfg 'feature="stable"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=00490b510c86b874 -L dependency=/opt/rustwide/target/debug/deps --extern bookcase_alloc_macros=/opt/rustwide/target/debug/deps/libbookcase_alloc_macros-f67d370c959d0fc1.so --cap-lints=warn --crate-version 0.0.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "e1b357bf710a76568720f27a8be0f014206c80c3fa181e45f17c5f74bcafa049", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1b357bf710a76568720f27a8be0f014206c80c3fa181e45f17c5f74bcafa049", kill_on_drop: false }`
[INFO] [stdout] e1b357bf710a76568720f27a8be0f014206c80c3fa181e45f17c5f74bcafa049
