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# error kind ExecutionFailed
# pre-build errors command failed: exit status: 101
# rustc version rustc 1.100.0-nightly (feaadeeac 2026-09-19)
# docs.rs version docsrs 0.0.0 (5779ee8ca2c69daa652b2060f9f7b942ad62a4f0 2026-09-15 )
# build log [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "DOCS_RS=1" "-w" "/opt/rustwide/workdir" "--user" "1001:1001" "400322a6f1423e970bc6f146988f0d320598c90420c4d4e1136b60b1c40aae91" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--emit=html-non-static-files\", \"--resource-suffix\", \"-20260919-1.100.0-nightly-feaadeeac\", \"--static-root-path\", \"/-/rustdoc.static/\", \"--cap-lints\", \"warn\", \"--extern-html-root-takes-precedence\"]" "--offline" "-Zunstable-options" "--config=doc.extern-map.registries.crates-io=\"https://docs.rs/{pkg_name}/{version}/x86_64-unknown-linux-gnu\"" "-j12" "--target" "x86_64-unknown-linux-gnu" "-Zrustdoc-scrape-examples", kill_on_drop: false }` [INFO] [stderr] warning: target filter specified, but no targets matched; this is a no-op [INFO] [stderr] Checking oak-core v0.0.9 [INFO] [stderr] error[E0557]: feature has been removed [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/oak-core-0.0.9/src/lib.rs:6:12 [INFO] [stderr] | [INFO] [stderr] 6 | #![feature(lazy_type_alias)] // Allows more flexible type aliases for complex generic AST structures [INFO] [stderr] | ^^^^^^^^^^^^^^^ feature has been removed [INFO] [stderr] | [INFO] [stderr] = note: removed in 1.72.0; see <https://github.com/rust-lang/rust/pull/158758> for more information [INFO] [stderr] = note: renamed to `checked_type_aliases` [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0557`. [INFO] [stderr] error: could not compile `oak-core` (lib) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "400322a6f1423e970bc6f146988f0d320598c90420c4d4e1136b60b1c40aae91", kill_on_drop: false }`