[INFO] fetching crate node-workers 0.8.0...
[INFO] documenting node-workers-0.8.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate node-workers 0.8.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate node-workers 0.8.0 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0/source/.cargo/config.toml
[INFO] started tweaking crates.io crate node-workers 0.8.0
[INFO] finished tweaking crates.io crate node-workers 0.8.0
[INFO] tweaked toml for crates.io crate node-workers 0.8.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate node-workers 0.8.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+beta-2022-05-20" "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] 850fa8b482812bd0f237252dbef9ce391ade3011974fd0a1d31644821ee054cb
[INFO] running `Command { std: "docker" "start" "-a" "850fa8b482812bd0f237252dbef9ce391ade3011974fd0a1d31644821ee054cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "850fa8b482812bd0f237252dbef9ce391ade3011974fd0a1d31644821ee054cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "850fa8b482812bd0f237252dbef9ce391ade3011974fd0a1d31644821ee054cb", kill_on_drop: false }`
[INFO] [stdout] 850fa8b482812bd0f237252dbef9ce391ade3011974fd0a1d31644821ee054cb
[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" "+beta-2022-05-20" "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] 4b74c1ea1ffcadc37751306db70f8eddd825458ca29cb87558040996271abfed
[INFO] running `Command { std: "docker" "start" "-a" "4b74c1ea1ffcadc37751306db70f8eddd825458ca29cb87558040996271abfed", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking shell-words v1.1.0
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]  Documenting node-workers v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.02s
[INFO] running `Command { std: "docker" "inspect" "4b74c1ea1ffcadc37751306db70f8eddd825458ca29cb87558040996271abfed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b74c1ea1ffcadc37751306db70f8eddd825458ca29cb87558040996271abfed", kill_on_drop: false }`
[INFO] [stdout] 4b74c1ea1ffcadc37751306db70f8eddd825458ca29cb87558040996271abfed
[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" "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" "+beta-2022-05-20" "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] edabf3ebbeec961abfa48efc359d30a2c0eb35100e30fe56bb510fb4aa8cbf29
[INFO] running `Command { std: "docker" "start" "-a" "edabf3ebbeec961abfa48efc359d30a2c0eb35100e30fe56bb510fb4aa8cbf29", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking shell-words v1.1.0
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]  Documenting node-workers v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.17s
[INFO] running `Command { std: "docker" "inspect" "edabf3ebbeec961abfa48efc359d30a2c0eb35100e30fe56bb510fb4aa8cbf29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edabf3ebbeec961abfa48efc359d30a2c0eb35100e30fe56bb510fb4aa8cbf29", kill_on_drop: false }`
[INFO] [stdout] edabf3ebbeec961abfa48efc359d30a2c0eb35100e30fe56bb510fb4aa8cbf29