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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" "e7493c6ff5271fc727d9ebd31b3209223a37372c9a110c71c747f83c39b37cdc" "/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] Checking otter v1.2.1 [INFO] [stderr] error[E0659]: `Error` is ambiguous [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/otter-1.2.1/src/global.rs:1490:8 [INFO] [stderr] | [INFO] [stderr] 1490 | E: Error, [INFO] [stderr] | ^^^^^ ambiguous name [INFO] [stderr] | [INFO] [stderr] = note: ambiguous because of multiple glob imports of a name in the same module [INFO] [stderr] note: `Error` could refer to the trait imported here [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/otter-1.2.1/src/prelude.rs:31:9 [INFO] [stderr] | [INFO] [stderr] 31 | pub use crate::imports::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] = help: consider adding an explicit import of `Error` to disambiguate [INFO] [stderr] note: `Error` could also refer to the enum imported here [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/otter-1.2.1/src/prelude.rs:37:9 [INFO] [stderr] | [INFO] [stderr] 37 | pub use otter_support::imports::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] = help: consider adding an explicit import of `Error` to disambiguate [INFO] [stderr] [INFO] [stderr] error[E0659]: `Error` is ambiguous [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/otter-1.2.1/src/updates.rs:476:30 [INFO] [stderr] | [INFO] [stderr] 476 | pub fn try_map<NS2, ZC2, E:Error, [INFO] [stderr] | ^^^^^ ambiguous name [INFO] [stderr] | [INFO] [stderr] = note: ambiguous because of multiple glob imports of a name in the same module [INFO] [stderr] note: `Error` could refer to the trait imported here [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/otter-1.2.1/src/prelude.rs:31:9 [INFO] [stderr] | [INFO] [stderr] 31 | pub use crate::imports::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] = help: consider adding an explicit import of `Error` to disambiguate [INFO] [stderr] note: `Error` could also refer to the enum imported here [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/otter-1.2.1/src/prelude.rs:37:9 [INFO] [stderr] | [INFO] [stderr] 37 | pub use otter_support::imports::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] = help: consider adding an explicit import of `Error` to disambiguate [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0659`. [INFO] [stderr] error: could not compile `otter` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "e7493c6ff5271fc727d9ebd31b3209223a37372c9a110c71c747f83c39b37cdc", kill_on_drop: false }`