[INFO] fetching crate flx 0.2.2...
[INFO] documenting flx-0.2.2 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate flx 0.2.2 into /workspace/builds/worker-44/source
[INFO] validating manifest of crates.io crate flx 0.2.2 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 flx 0.2.2
[INFO] finished tweaking crates.io crate flx 0.2.2
[INFO] tweaked toml for crates.io crate flx 0.2.2 written to /workspace/builds/worker-44/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 169a4f2a0589c193fa468a437cdc89f407065a45ecc0a164649cfc9e5bee61c5
[INFO] running `Command { std: "docker" "start" "-a" "169a4f2a0589c193fa468a437cdc89f407065a45ecc0a164649cfc9e5bee61c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "169a4f2a0589c193fa468a437cdc89f407065a45ecc0a164649cfc9e5bee61c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "169a4f2a0589c193fa468a437cdc89f407065a45ecc0a164649cfc9e5bee61c5", kill_on_drop: false }`
[INFO] [stdout] 169a4f2a0589c193fa468a437cdc89f407065a45ecc0a164649cfc9e5bee61c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 365b9c490eab8a00c5d181bafa1e9cb8292a45e1116ba7d33a86a2f8b941c238
[INFO] running `Command { std: "docker" "start" "-a" "365b9c490eab8a00c5d181bafa1e9cb8292a45e1116ba7d33a86a2f8b941c238", kill_on_drop: false }`
[INFO] [stderr]  Documenting flx v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "365b9c490eab8a00c5d181bafa1e9cb8292a45e1116ba7d33a86a2f8b941c238", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "365b9c490eab8a00c5d181bafa1e9cb8292a45e1116ba7d33a86a2f8b941c238", kill_on_drop: false }`
[INFO] [stdout] 365b9c490eab8a00c5d181bafa1e9cb8292a45e1116ba7d33a86a2f8b941c238
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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] 7a454665f60a18b54b48941dce0da22fcc9a5e7c60baa3ce5bdddeb8109caa47
[INFO] running `Command { std: "docker" "start" "-a" "7a454665f60a18b54b48941dce0da22fcc9a5e7c60baa3ce5bdddeb8109caa47", kill_on_drop: false }`
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]  Documenting flx v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.49s
[INFO] running `Command { std: "docker" "inspect" "7a454665f60a18b54b48941dce0da22fcc9a5e7c60baa3ce5bdddeb8109caa47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a454665f60a18b54b48941dce0da22fcc9a5e7c60baa3ce5bdddeb8109caa47", kill_on_drop: false }`
[INFO] [stdout] 7a454665f60a18b54b48941dce0da22fcc9a5e7c60baa3ce5bdddeb8109caa47