[INFO] fetching crate fastnbt 2.1.0...
[INFO] documenting fastnbt-2.1.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate fastnbt 2.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate fastnbt 2.1.0 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 fastnbt 2.1.0
[INFO] finished tweaking crates.io crate fastnbt 2.1.0
[INFO] tweaked toml for crates.io crate fastnbt 2.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate fastnbt 2.1.0 already has a lockfile, it will not be regenerated
[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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 9bceec73f59df442329392780a1c741ed37606e715f90e0bec535a42f4d619f2
[INFO] running `Command { std: "docker" "start" "-a" "9bceec73f59df442329392780a1c741ed37606e715f90e0bec535a42f4d619f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9bceec73f59df442329392780a1c741ed37606e715f90e0bec535a42f4d619f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bceec73f59df442329392780a1c741ed37606e715f90e0bec535a42f4d619f2", kill_on_drop: false }`
[INFO] [stdout] 9bceec73f59df442329392780a1c741ed37606e715f90e0bec535a42f4d619f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] ece43936a84d5976c8f399777c9031133d6ad171937792212b5cfabc0307dae5
[INFO] running `Command { std: "docker" "start" "-a" "ece43936a84d5976c8f399777c9031133d6ad171937792212b5cfabc0307dae5", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking cesu8 v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]  Documenting fastnbt v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.76s
[INFO] running `Command { std: "docker" "inspect" "ece43936a84d5976c8f399777c9031133d6ad171937792212b5cfabc0307dae5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ece43936a84d5976c8f399777c9031133d6ad171937792212b5cfabc0307dae5", kill_on_drop: false }`
[INFO] [stdout] ece43936a84d5976c8f399777c9031133d6ad171937792212b5cfabc0307dae5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] bfeb4e7b1533c45ab5310e33b46e6b0486c85ae93c2b874978cff4cbcf03c0b8
[INFO] running `Command { std: "docker" "start" "-a" "bfeb4e7b1533c45ab5310e33b46e6b0486c85ae93c2b874978cff4cbcf03c0b8", 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]     Checking cesu8 v1.1.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]  Documenting fastnbt v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.11s
[INFO] running `Command { std: "docker" "inspect" "bfeb4e7b1533c45ab5310e33b46e6b0486c85ae93c2b874978cff4cbcf03c0b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfeb4e7b1533c45ab5310e33b46e6b0486c85ae93c2b874978cff4cbcf03c0b8", kill_on_drop: false }`
[INFO] [stdout] bfeb4e7b1533c45ab5310e33b46e6b0486c85ae93c2b874978cff4cbcf03c0b8