[INFO] updating cached repository https://github.com/Freax13/async-trait-ext
[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] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 451d4d66745fae00ea09ea8f59e3254151910c53
[INFO] documenting Freax13/async-trait-ext against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreax13%2Fasync-trait-ext" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Freax13/async-trait-ext 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/Freax13/async-trait-ext
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/Freax13/async-trait-ext
[INFO] tweaked toml for git repo https://github.com/Freax13/async-trait-ext written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/Freax13/async-trait-ext 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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ba47a5b5ad5ca5f96f639b37339bc05c0812f77ef4175673ad47f6932e54b492
[INFO] running `Command { std: "docker" "start" "-a" "ba47a5b5ad5ca5f96f639b37339bc05c0812f77ef4175673ad47f6932e54b492", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba47a5b5ad5ca5f96f639b37339bc05c0812f77ef4175673ad47f6932e54b492", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba47a5b5ad5ca5f96f639b37339bc05c0812f77ef4175673ad47f6932e54b492", kill_on_drop: false }`
[INFO] [stdout] ba47a5b5ad5ca5f96f639b37339bc05c0812f77ef4175673ad47f6932e54b492
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 1bd480b34db9ee659d4d68c181432cd87995420e016b5db6f5561e8506c69a47
[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" "1bd480b34db9ee659d4d68c181432cd87995420e016b5db6f5561e8506c69a47", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking heck v0.3.1
[INFO] [stderr]     Checking proc-macro2 v1.0.17
[INFO] [stderr]     Checking quote v1.0.6
[INFO] [stderr]     Checking macro-compose v0.1.0
[INFO] [stderr]     Checking macro-input-core v0.1.0
[INFO] [stderr]    Compiling macro-input-macros v0.1.0
[INFO] [stderr]     Checking macro-input v0.1.0
[INFO] [stderr]  Documenting async-trait-ext v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.67s
[INFO] running `Command { std: "docker" "inspect" "1bd480b34db9ee659d4d68c181432cd87995420e016b5db6f5561e8506c69a47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bd480b34db9ee659d4d68c181432cd87995420e016b5db6f5561e8506c69a47", kill_on_drop: false }`
[INFO] [stdout] 1bd480b34db9ee659d4d68c181432cd87995420e016b5db6f5561e8506c69a47