# rustc version rustc 1.94.0-nightly (fecb335cb 2026-01-07)
# docs.rs version docsrs 0.1.0 (7bfb09c2 2026-01-03 )
# build log [INFO] running `Command { std: "docker" "create" "-v" "/home/cratesfyi/workspace/builds/rust_twitter_bot_lib-0.1.2/target:/opt/rustwide/target:rw,Z" "-v" "/home/cratesfyi/workspace/builds/rust_twitter_bot_lib-0.1.2/source:/opt/rustwide/workdir:ro,Z" "-v" "/home/cratesfyi/workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/home/cratesfyi/workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "DOCS_RS=1" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "6442450944" "--cpus" "6" "--user" "1001:1001" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--emit=invocation-specific\", \"--resource-suffix\", \"-20260107-1.94.0-nightly-fecb335cb\", \"--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: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 13f6a46667d852ec2104ba92bb692a50f8d89769eb05a7a1d290468da02eade1 [INFO] running `Command { std: "docker" "start" "-a" "13f6a46667d852ec2104ba92bb692a50f8d89769eb05a7a1d290468da02eade1", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:107:24 [INFO] [stderr] | [INFO] [stderr] 107 | ) -> Result<T, Box<Error>> { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html> [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 107 | ) -> Result<T, Box<dyn Error>> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:262:32 [INFO] [stderr] | [INFO] [stderr] 262 | fn cause(&self) -> Option<&Error> { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html> [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 262 | fn cause(&self) -> Option<&dyn Error> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:90:42 [INFO] [stderr] | [INFO] [stderr] 90 | fn is_connected(&self) -> Option<Box<Error>> { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html> [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 90 | fn is_connected(&self) -> Option<Box<dyn Error>> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:150:63 [INFO] [stderr] | [INFO] [stderr] 150 | pub fn upload_file(&self, path: &Path) -> Result<u64, Box<Error>> { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html> [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 150 | pub fn upload_file(&self, path: &Path) -> Result<u64, Box<dyn Error>> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:193:45 [INFO] [stderr] | [INFO] [stderr] 193 | ) -> Result<tweet_structure::Tweet, Box<Error>> { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html> [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 193 | ) -> Result<tweet_structure::Tweet, Box<dyn Error>> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:213:83 [INFO] [stderr] | [INFO] [stderr] 213 | pub fn get_tweet(&self, tweet_id: &str) -> Result<tweet_structure::Tweet, Box<Error>> { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html> [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 213 | pub fn get_tweet(&self, tweet_id: &str) -> Result<tweet_structure::Tweet, Box<dyn Error>> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:226:50 [INFO] [stderr] | [INFO] [stderr] 226 | ) -> Result<Vec<tweet_structure::Tweet>, Box<Error>> { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html> [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 226 | ) -> Result<Vec<tweet_structure::Tweet>, Box<dyn Error>> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `rust_twitter_bot_lib` (lib) generated 7 warnings (run `cargo fix --lib -p rust_twitter_bot_lib` to apply 7 suggestions) [INFO] [stderr] Scraping rust_twitter_bot_lib v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] warning: failed to scan example "simple-tweet" in package `rust_twitter_bot_lib` 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: `rust_twitter_bot_lib` (example "simple-tweet") generated 1 warning [INFO] [stderr] warning: failed to scan example "upload_tweet" in package `rust_twitter_bot_lib` 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: `rust_twitter_bot_lib` (example "upload_tweet") generated 1 warning [INFO] [stderr] Documenting rust_twitter_bot_lib v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.52s [INFO] [stderr] Generated /opt/rustwide/target/x86_64-unknown-linux-gnu/doc/rust_twitter_bot_lib/index.html [INFO] running `Command { std: "docker" "inspect" "13f6a46667d852ec2104ba92bb692a50f8d89769eb05a7a1d290468da02eade1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13f6a46667d852ec2104ba92bb692a50f8d89769eb05a7a1d290468da02eade1", kill_on_drop: false }` [INFO] [stdout] 13f6a46667d852ec2104ba92bb692a50f8d89769eb05a7a1d290468da02eade1