[INFO] fetching crate coalescing_buffer 0.1.0...
[INFO] documenting coalescing_buffer-0.1.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate coalescing_buffer 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate coalescing_buffer 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 coalescing_buffer 0.1.0
[INFO] finished tweaking crates.io crate coalescing_buffer 0.1.0
[INFO] tweaked toml for crates.io crate coalescing_buffer 0.1.0 written to /workspace/builds/worker-7/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] 7864cd8973f6e607497059802eb9641587e5578ba5111f89c2e5d7b8d634ae0e
[INFO] running `Command { std: "docker" "start" "-a" "7864cd8973f6e607497059802eb9641587e5578ba5111f89c2e5d7b8d634ae0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7864cd8973f6e607497059802eb9641587e5578ba5111f89c2e5d7b8d634ae0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7864cd8973f6e607497059802eb9641587e5578ba5111f89c2e5d7b8d634ae0e", kill_on_drop: false }`
[INFO] [stdout] 7864cd8973f6e607497059802eb9641587e5578ba5111f89c2e5d7b8d634ae0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] da68c1f8672e2d69c7c4cc84a64be8abcd95236b728a2b560bf0c216d680c337
[INFO] running `Command { std: "docker" "start" "-a" "da68c1f8672e2d69c7c4cc84a64be8abcd95236b728a2b560bf0c216d680c337", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]  Documenting coalescing_buffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "da68c1f8672e2d69c7c4cc84a64be8abcd95236b728a2b560bf0c216d680c337", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da68c1f8672e2d69c7c4cc84a64be8abcd95236b728a2b560bf0c216d680c337", kill_on_drop: false }`
[INFO] [stdout] da68c1f8672e2d69c7c4cc84a64be8abcd95236b728a2b560bf0c216d680c337
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] aeffd792e701ff067b525a0661ac085c1e5ae2900de0a5f79dfad36d41736a6e
[INFO] running `Command { std: "docker" "start" "-a" "aeffd792e701ff067b525a0661ac085c1e5ae2900de0a5f79dfad36d41736a6e", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]  Documenting coalescing_buffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.07s
[INFO] running `Command { std: "docker" "inspect" "aeffd792e701ff067b525a0661ac085c1e5ae2900de0a5f79dfad36d41736a6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aeffd792e701ff067b525a0661ac085c1e5ae2900de0a5f79dfad36d41736a6e", kill_on_drop: false }`
[INFO] [stdout] aeffd792e701ff067b525a0661ac085c1e5ae2900de0a5f79dfad36d41736a6e