# rustc version rustc 1.96.0-nightly (c75612477 2026-04-07)
# docs.rs version docsrs 0.0.0 (356820b6929bbe454b0b2f8ee1715f9abb4b32ed 2026-04-07 )
# build log [INFO] running `Command { std: "docker" "create" "-v" "/home/cratesfyi/workspace/builds/flamegraph-0.6.12/target:/opt/rustwide/target:rw,Z" "-v" "/home/cratesfyi/workspace/builds/flamegraph-0.6.12/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" "4" "--user" "1001:1001" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--emit=invocation-specific\", \"--resource-suffix\", \"-20260407-1.96.0-nightly-c75612477\", \"--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" "-j4" "--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] e3265fa6b76a694dd1d7dd7e48218c97c30b9b539feb533543d785b92c658828 [INFO] running `Command { std: "docker" "start" "-a" "e3265fa6b76a694dd1d7dd7e48218c97c30b9b539feb533543d785b92c658828", kill_on_drop: false }` [INFO] [stderr] warning: target filter specified, but no targets matched; this is a no-op [INFO] [stderr] Documenting flamegraph v0.6.12 (/opt/rustwide/workdir) [INFO] [stderr] warning: unclosed HTML tag `FLOAT` [INFO] [stderr] --> src/lib.rs:774:37 [INFO] [stderr] | [INFO] [stderr] 774 | /// Omit functions smaller than <FLOAT> pixels [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(rustdoc::invalid_html_tags)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unclosed HTML tag `FUNCTION` [INFO] [stderr] --> src/lib.rs:789:36 [INFO] [stderr] | [INFO] [stderr] 789 | /// Cut off stack frames below <FUNCTION>; may be repeated [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `flamegraph` (lib doc) generated 2 warnings [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.71s [INFO] [stderr] Generated /opt/rustwide/target/x86_64-unknown-linux-gnu/doc/flamegraph/index.html [INFO] running `Command { std: "docker" "inspect" "e3265fa6b76a694dd1d7dd7e48218c97c30b9b539feb533543d785b92c658828", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3265fa6b76a694dd1d7dd7e48218c97c30b9b539feb533543d785b92c658828", kill_on_drop: false }` [INFO] [stdout] e3265fa6b76a694dd1d7dd7e48218c97c30b9b539feb533543d785b92c658828