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# error kind ExecutionFailed
# pre-build errors command failed: exit status: 101
# rustc version rustc 1.98.0-nightly (cced03bfd 2026-05-28)
# docs.rs version docsrs 0.0.0 (f16e33f3e6ac9fc9e4413728c5dd1b2ba1c6b799 2026-05-23 )
# 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" "28742bfe0ebbcab11d8342e96fa09ca5aec43f75b49d48cf6fdcbb786483110c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--emit=invocation-specific\", \"--resource-suffix\", \"-20260528-1.98.0-nightly-cced03bfd\", \"--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\"" "-Zrustdoc-scrape-examples" "-j6" "--target" "x86_64-unknown-linux-gnu", kill_on_drop: false }` [INFO] [stderr] Checking serde_traitobject v0.2.9 [INFO] [stderr] warning: failed to check lib in package `serde_traitobject` as a prerequisite for scraping examples from: example "basic", example "graph", example "perceptron_eager", example "perceptron_graph" [INFO] [stderr] Try running with `--verbose` to see the error message. [INFO] [stderr] If an example should not be scanned, then consider adding `doc-scrape-examples = false` to its `[[example]]` definition in /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_traitobject-0.2.9/Cargo.toml [INFO] [stderr] warning: `serde_traitobject` (lib) generated 1 warning [INFO] [stderr] Checking microtensor v0.1.5 (/opt/rustwide/workdir) [INFO] [stderr] warning: failed to check lib in package `microtensor` as a prerequisite for scraping examples from: example "basic", example "graph", example "perceptron_eager", example "perceptron_graph" [INFO] [stderr] Try running with `--verbose` to see the error message. [INFO] [stderr] If an example should not be scanned, then consider adding `doc-scrape-examples = false` to its `[[example]]` definition in Cargo.toml [INFO] [stderr] warning: `microtensor` (lib) generated 1 warning [INFO] [stderr] Scraping microtensor v0.1.5 (/opt/rustwide/workdir) [INFO] [stderr] warning: failed to scan example "perceptron_eager" in package `microtensor` for example code usage [INFO] [stderr] Try running with `--verbose` to see the error message. [INFO] [stderr] If an example should not be scanned, then consider adding `doc-scrape-examples = false` to its `[[example]]` definition in Cargo.toml [INFO] [stderr] warning: failed to scan example "basic" in package `microtensor` for example code usage [INFO] [stderr] Try running with `--verbose` to see the error message. [INFO] [stderr] If an example should not be scanned, then consider adding `doc-scrape-examples = false` to its `[[example]]` definition in Cargo.toml [INFO] [stderr] warning: `microtensor` (example "perceptron_eager") generated 1 warning [INFO] [stderr] warning: `microtensor` (example "basic") generated 1 warning [INFO] [stderr] warning: failed to scan example "perceptron_graph" in package `microtensor` for example code usage [INFO] [stderr] Try running with `--verbose` to see the error message. [INFO] [stderr] If an example should not be scanned, then consider adding `doc-scrape-examples = false` to its `[[example]]` definition in Cargo.toml [INFO] [stderr] warning: `microtensor` (example "perceptron_graph") generated 1 warning [INFO] [stderr] warning: failed to scan example "graph" in package `microtensor` for example code usage [INFO] [stderr] Try running with `--verbose` to see the error message. [INFO] [stderr] If an example should not be scanned, then consider adding `doc-scrape-examples = false` to its `[[example]]` definition in Cargo.toml [INFO] [stderr] warning: `microtensor` (example "graph") generated 1 warning [INFO] [stderr] Documenting microtensor v0.1.5 (/opt/rustwide/workdir) [INFO] [stderr] error: extern location for serde_traitobject does not exist: /opt/rustwide/target/x86_64-unknown-linux-gnu/debug/deps/libserde_traitobject-e06e47cac5605068.rmeta [INFO] [stderr] --> src/variable.rs:28:51 [INFO] [stderr] | [INFO] [stderr] 28 | pub trait UnaryOp<T: Real>: Debug + Send + Sync + serde_traitobject::Serialize + serde_traitobject::Deserialize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: could not document `microtensor` [INFO] running `Command { std: "docker" "inspect" "28742bfe0ebbcab11d8342e96fa09ca5aec43f75b49d48cf6fdcbb786483110c", kill_on_drop: false }`