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# error kind ExecutionFailed
# pre-build errors command failed: exit status: 101
# rustc version rustc 1.98.0-nightly (c397dae80 2026-07-02)
# docs.rs version docsrs 0.0.0 (964c90a45859fd8f9076e3cbe58470a5a4f4d4f7 2026-07-01 )
# 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" "80f81ff9d398bf06064040ab9c5d40bd88dfd05359005d09416f141dfafd9850" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "rustdoc" "--lib" "-Zrustdoc-map" "--features" "nethost latest doc-cfg nightly utils" "--no-default-features" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--emit=invocation-specific\", \"--resource-suffix\", \"-20260702-1.98.0-nightly-c397dae80\", \"--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: Rustdoc did not scrape the following examples because they require dev-dependencies: call-managed-function, call-native-function, passing-parameters, return-string-from-managed, run-app, run-app-with-args [INFO] [stderr] If you want Rustdoc to scrape these examples, then add `doc-scrape-examples = true` [INFO] [stderr] to the [[example]] target configuration of at least one example. [INFO] [stderr] warning: target filter specified, but no targets matched; this is a no-op [INFO] [stderr] Documenting netcorehost v0.20.1 (/opt/rustwide/workdir) [INFO] [stderr] error[E0277]: the trait bound `HostingError: Residual<HostingSuccess>` is not satisfied [INFO] [stderr] --> src/error/hosting_result.rs:122:21 [INFO] [stderr] | [INFO] [stderr] 122 | type Residual = HostingError; [INFO] [stderr] | ^^^^^^^^^^^^ unsatisfied trait bound [INFO] [stderr] | [INFO] [stderr] help: the nightly-only, unstable trait `std::ops::Residual<error::hosting_result::HostingSuccess>` is not implemented for `error::hosting_result::HostingError` [INFO] [stderr] --> src/error/hosting_result.rs:244:1 [INFO] [stderr] | [INFO] [stderr] 244 | pub enum HostingError { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] help: the following other types implement trait `std::ops::Residual<O>` [INFO] [stderr] --> /rustc/c397dae808f70caebab1fc4e11b3edf7e59f58c7/library/core/src/result.rs:2208:0 [INFO] [stderr] | [INFO] [stderr] = note: `std::result::Result<std::convert::Infallible, E>` implements `std::ops::Residual<T>` [INFO] [stderr] --> /rustc/c397dae808f70caebab1fc4e11b3edf7e59f58c7/library/core/src/option.rs:2904:0 [INFO] [stderr] | [INFO] [stderr] = note: `std::option::Option<std::convert::Infallible>` implements `std::ops::Residual<T>` [INFO] [stderr] --> /rustc/c397dae808f70caebab1fc4e11b3edf7e59f58c7/library/core/src/ops/control_flow.rs:138:0 [INFO] [stderr] | [INFO] [stderr] = note: `std::ops::ControlFlow<B, std::convert::Infallible>` implements `std::ops::Residual<C>` [INFO] [stderr] note: required by a bound in `std::ops::Try::Residual` [INFO] [stderr] --> /rustc/c397dae808f70caebab1fc4e11b3edf7e59f58c7/library/core/src/ops/try_trait.rs:160:4 [INFO] [stderr] = note: the full name for the type has been written to '/opt/rustwide/target/x86_64-unknown-linux-gnu/doc/netcorehost.long-type-5505273192404052862.txt' [INFO] [stderr] = note: consider using `--verbose` to print the full type name to the console [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0277`. [INFO] [stderr] error: could not document `netcorehost` [INFO] running `Command { std: "docker" "inspect" "80f81ff9d398bf06064040ab9c5d40bd88dfd05359005d09416f141dfafd9850", kill_on_drop: false }`