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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" "e2fc78987429749686d0960bbbec75090516d9c7ce32e6ec9f2a319fb91d1fc1" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "rustdoc" "--lib" "-Zrustdoc-map" "--all-features" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"--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: declare_family, quickstart [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 captrack v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0428]: the name `CapHasher` is defined multiple times [INFO] [stderr] --> src/hasher.rs:90:1 [INFO] [stderr] | [INFO] [stderr] 87 | pub type CapHasher = fxhash::FxBuildHasher; [INFO] [stderr] | ------------------------------------------- previous definition of the type `CapHasher` here [INFO] [stderr] ... [INFO] [stderr] 90 | pub type CapHasher = ahash::RandomState; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `CapHasher` redefined here [INFO] [stderr] | [INFO] [stderr] = note: `CapHasher` must be defined only once in the type namespace of this module [INFO] [stderr] [INFO] [stderr] error[E0428]: the name `CapHasher` is defined multiple times [INFO] [stderr] --> src/hasher.rs:93:1 [INFO] [stderr] | [INFO] [stderr] 87 | pub type CapHasher = fxhash::FxBuildHasher; [INFO] [stderr] | ------------------------------------------- previous definition of the type `CapHasher` here [INFO] [stderr] ... [INFO] [stderr] 93 | pub type CapHasher = foldhash::fast::RandomState; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `CapHasher` redefined here [INFO] [stderr] | [INFO] [stderr] = note: `CapHasher` must be defined only once in the type namespace of this module [INFO] [stderr] [INFO] [stderr] error[E0428]: the name `CapHasher` is defined multiple times [INFO] [stderr] --> src/hasher.rs:96:1 [INFO] [stderr] | [INFO] [stderr] 87 | pub type CapHasher = fxhash::FxBuildHasher; [INFO] [stderr] | ------------------------------------------- previous definition of the type `CapHasher` here [INFO] [stderr] ... [INFO] [stderr] 96 | pub type CapHasher = rustc_hash::FxBuildHasher; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `CapHasher` redefined here [INFO] [stderr] | [INFO] [stderr] = note: `CapHasher` must be defined only once in the type namespace of this module [INFO] [stderr] [INFO] [stderr] error: captrack: select at most one default-hasher feature (fxhash / ahash / foldhash / rustc-hash) [INFO] [stderr] --> src/hasher.rs:15:1 [INFO] [stderr] | [INFO] [stderr] 15 | / compile_error!( [INFO] [stderr] 16 | | "captrack: select at most one default-hasher feature (fxhash / ahash / foldhash / rustc-hash)" [INFO] [stderr] 17 | | ); [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] error: captrack: select at most one default-hasher feature (fxhash / ahash / foldhash / rustc-hash) [INFO] [stderr] --> src/hasher.rs:20:1 [INFO] [stderr] | [INFO] [stderr] 20 | / compile_error!( [INFO] [stderr] 21 | | "captrack: select at most one default-hasher feature (fxhash / ahash / foldhash / rustc-hash)" [INFO] [stderr] 22 | | ); [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] error: captrack: select at most one default-hasher feature (fxhash / ahash / foldhash / rustc-hash) [INFO] [stderr] --> src/hasher.rs:25:1 [INFO] [stderr] | [INFO] [stderr] 25 | / compile_error!( [INFO] [stderr] 26 | | "captrack: select at most one default-hasher feature (fxhash / ahash / foldhash / rustc-hash)" [INFO] [stderr] 27 | | ); [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] error: captrack: select at most one default-hasher feature (fxhash / ahash / foldhash / rustc-hash) [INFO] [stderr] --> src/hasher.rs:30:1 [INFO] [stderr] | [INFO] [stderr] 30 | / compile_error!( [INFO] [stderr] 31 | | "captrack: select at most one default-hasher feature (fxhash / ahash / foldhash / rustc-hash)" [INFO] [stderr] 32 | | ); [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] error: captrack: select at most one default-hasher feature (fxhash / ahash / foldhash / rustc-hash) [INFO] [stderr] --> src/hasher.rs:35:1 [INFO] [stderr] | [INFO] [stderr] 35 | / compile_error!( [INFO] [stderr] 36 | | "captrack: select at most one default-hasher feature (fxhash / ahash / foldhash / rustc-hash)" [INFO] [stderr] 37 | | ); [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] error: captrack: select at most one default-hasher feature (fxhash / ahash / foldhash / rustc-hash) [INFO] [stderr] --> src/hasher.rs:40:1 [INFO] [stderr] | [INFO] [stderr] 40 | / compile_error!( [INFO] [stderr] 41 | | "captrack: select at most one default-hasher feature (fxhash / ahash / foldhash / rustc-hash)" [INFO] [stderr] 42 | | ); [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0428`. [INFO] [stderr] error: could not document `captrack` [INFO] running `Command { std: "docker" "inspect" "e2fc78987429749686d0960bbbec75090516d9c7ce32e6ec9f2a319fb91d1fc1", kill_on_drop: false }`