[INFO] updating cached repository https://github.com/llogiq/flamer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] [stderr] From https://github.com/llogiq/flamer
[INFO] [stderr]  - [deleted]         (none)     -> dependabot/cargo/syn-1.0.31
[INFO] [stderr]  * [new branch]      dependabot/cargo/syn-1.0.33 -> dependabot/cargo/syn-1.0.33
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 722213d035300d65e7c591fc7374e54309a3bd1b
[INFO] documenting llogiq/flamer against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fllogiq%2Fflamer" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/llogiq/flamer on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/llogiq/flamer
[INFO] finished tweaking git repo https://github.com/llogiq/flamer
[INFO] tweaked toml for git repo https://github.com/llogiq/flamer written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/llogiq/flamer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 483b3254a3e27b89589c7ad5c7ca0df2ac7e3f9510fb3f0b4118bef5e416fa23
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "483b3254a3e27b89589c7ad5c7ca0df2ac7e3f9510fb3f0b4118bef5e416fa23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "483b3254a3e27b89589c7ad5c7ca0df2ac7e3f9510fb3f0b4118bef5e416fa23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "483b3254a3e27b89589c7ad5c7ca0df2ac7e3f9510fb3f0b4118bef5e416fa23", kill_on_drop: false }`
[INFO] [stdout] 483b3254a3e27b89589c7ad5c7ca0df2ac7e3f9510fb3f0b4118bef5e416fa23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17c16ed397fd8dd8b1da2f1b4ea38ae2909f1fb72411ab6c61f4fede839604be
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "17c16ed397fd8dd8b1da2f1b4ea38ae2909f1fb72411ab6c61f4fede839604be", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling serde v1.0.75
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling syn v1.0.20
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking quote v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.75
[INFO] [stderr]     Checking serde_json v1.0.26
[INFO] [stderr]     Checking flame v0.2.2
[INFO] [stderr]  Documenting flamer v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.05s
[INFO] running `Command { std: "docker" "inspect" "17c16ed397fd8dd8b1da2f1b4ea38ae2909f1fb72411ab6c61f4fede839604be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17c16ed397fd8dd8b1da2f1b4ea38ae2909f1fb72411ab6c61f4fede839604be", kill_on_drop: false }`
[INFO] [stdout] 17c16ed397fd8dd8b1da2f1b4ea38ae2909f1fb72411ab6c61f4fede839604be