[INFO] fetching crate proc-concat-bytes 0.1.0...
[INFO] documenting proc-concat-bytes-0.1.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate proc-concat-bytes 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate proc-concat-bytes 0.1.0 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate proc-concat-bytes 0.1.0
[INFO] finished tweaking crates.io crate proc-concat-bytes 0.1.0
[INFO] tweaked toml for crates.io crate proc-concat-bytes 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-concat-bytes-impl v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "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] 7c183f68fc0b178ffc7e949cea611f12307081ce027f1624798a3920f1683ad8
[INFO] running `Command { std: "docker" "start" "-a" "7c183f68fc0b178ffc7e949cea611f12307081ce027f1624798a3920f1683ad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c183f68fc0b178ffc7e949cea611f12307081ce027f1624798a3920f1683ad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c183f68fc0b178ffc7e949cea611f12307081ce027f1624798a3920f1683ad8", kill_on_drop: false }`
[INFO] [stdout] 7c183f68fc0b178ffc7e949cea611f12307081ce027f1624798a3920f1683ad8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] cbcaed122f26e6e1c3b251ae15f9b5d7f3a9ed5b9692cf58300328229b42384f
[INFO] running `Command { std: "docker" "start" "-a" "cbcaed122f26e6e1c3b251ae15f9b5d7f3a9ed5b9692cf58300328229b42384f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling proc-concat-bytes-impl v0.1.0
[INFO] [stderr]  Documenting proc-concat-bytes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.24s
[INFO] running `Command { std: "docker" "inspect" "cbcaed122f26e6e1c3b251ae15f9b5d7f3a9ed5b9692cf58300328229b42384f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbcaed122f26e6e1c3b251ae15f9b5d7f3a9ed5b9692cf58300328229b42384f", kill_on_drop: false }`
[INFO] [stdout] cbcaed122f26e6e1c3b251ae15f9b5d7f3a9ed5b9692cf58300328229b42384f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", 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] 58395bbd51da46c43c9cccb4454167aa22993d35a189491ee4b1a8b8c24a9a3a
[INFO] running `Command { std: "docker" "start" "-a" "58395bbd51da46c43c9cccb4454167aa22993d35a189491ee4b1a8b8c24a9a3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling proc-concat-bytes-impl v0.1.0
[INFO] [stderr]  Documenting proc-concat-bytes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.00s
[INFO] running `Command { std: "docker" "inspect" "58395bbd51da46c43c9cccb4454167aa22993d35a189491ee4b1a8b8c24a9a3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58395bbd51da46c43c9cccb4454167aa22993d35a189491ee4b1a8b8c24a9a3a", kill_on_drop: false }`
[INFO] [stdout] 58395bbd51da46c43c9cccb4454167aa22993d35a189491ee4b1a8b8c24a9a3a