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# error kind ExecutionFailed
# pre-build errors command failed: exit status: 101
# rustc version rustc 1.99.0-nightly (d0babd8b6 2026-07-15)
# docs.rs version docsrs 0.0.0 (f1b150f0cd76f7cabcd39e1f4790ba771b28b5c4 2026-07-19 )
# 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" "5e04248a09c1535a5f1a84e268d98650639b3561812c97189cdfcdd6c4718f58" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2026-07-16" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--emit=html-non-static-files\", \"--resource-suffix\", \"-20260715-1.99.0-nightly-d0babd8b6\", \"--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] warning: target filter specified, but no targets matched; this is a no-op [INFO] [stderr] Documenting sesh-codegen v1.0.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0432]: unresolved import `thiserror` [INFO] [stderr] --> src/lib.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | use thiserror::Error; [INFO] [stderr] | ^^^^^^^^^ use of unresolved module or unlinked crate `thiserror` [INFO] [stderr] | [INFO] [stderr] = help: if you wanted to use a crate named `thiserror`, use `cargo add thiserror` to add it to your `Cargo.toml` [INFO] [stderr] [INFO] [stderr] error: cannot find attribute `error` in this scope [INFO] [stderr] --> src/lib.rs:23:7 [INFO] [stderr] | [INFO] [stderr] 23 | #[error("IO error during code generation: {0}")] [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] help: `error` is an attribute that can be used by the derive macro `Error`, you might be missing a `derive` attribute [INFO] [stderr] | [INFO] [stderr] 22 + #[derive(Error)] [INFO] [stderr] 23 | pub enum CodegenError { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error: cannot find attribute `from` in this scope [INFO] [stderr] --> src/lib.rs:24:10 [INFO] [stderr] | [INFO] [stderr] 24 | Io(#[from] std::io::Error), [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] help: `from` is an attribute that can be used by the derive macro `Error`, you might be missing a `derive` attribute [INFO] [stderr] | [INFO] [stderr] 22 + #[derive(Error)] [INFO] [stderr] 23 | pub enum CodegenError { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error: cannot find attribute `error` in this scope [INFO] [stderr] --> src/lib.rs:25:7 [INFO] [stderr] | [INFO] [stderr] 25 | #[error("Failed to invoke assembler/linker: {0}")] [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] help: `error` is an attribute that can be used by the derive macro `Error`, you might be missing a `derive` attribute [INFO] [stderr] | [INFO] [stderr] 22 + #[derive(Error)] [INFO] [stderr] 23 | pub enum CodegenError { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error: cannot find attribute `error` in this scope [INFO] [stderr] --> src/lib.rs:27:7 [INFO] [stderr] | [INFO] [stderr] 27 | #[error("Unsupported syntax construct for native x86_64 codegen: {0}")] [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] help: `error` is an attribute that can be used by the derive macro `Error`, you might be missing a `derive` attribute [INFO] [stderr] | [INFO] [stderr] 22 + #[derive(Error)] [INFO] [stderr] 23 | pub enum CodegenError { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0432`. [INFO] [stderr] error: could not document `sesh-codegen` [INFO] running `Command { std: "docker" "inspect" "5e04248a09c1535a5f1a84e268d98650639b3561812c97189cdfcdd6c4718f58", kill_on_drop: false }`