[INFO] fetching crate file-lock 2.1.4...
[INFO] documenting file-lock-2.1.4 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate file-lock 2.1.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate file-lock 2.1.4 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 file-lock 2.1.4
[INFO] finished tweaking crates.io crate file-lock 2.1.4
[INFO] tweaked toml for crates.io crate file-lock 2.1.4 written to /workspace/builds/worker-6/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 mktemp v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] fc34bb02bce82ed4df00c7e3dcb0367fdf94cf86f13cc81f8da8e2e5f42bf18b
[INFO] running `Command { std: "docker" "start" "-a" "fc34bb02bce82ed4df00c7e3dcb0367fdf94cf86f13cc81f8da8e2e5f42bf18b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc34bb02bce82ed4df00c7e3dcb0367fdf94cf86f13cc81f8da8e2e5f42bf18b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc34bb02bce82ed4df00c7e3dcb0367fdf94cf86f13cc81f8da8e2e5f42bf18b", kill_on_drop: false }`
[INFO] [stdout] fc34bb02bce82ed4df00c7e3dcb0367fdf94cf86f13cc81f8da8e2e5f42bf18b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] ffba61eecbefaaef5d31f3935d0165f2b88a78366b6c28e3072e4d4d0b2ca254
[INFO] running `Command { std: "docker" "start" "-a" "ffba61eecbefaaef5d31f3935d0165f2b88a78366b6c28e3072e4d4d0b2ca254", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling file-lock v2.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking nix v0.24.1
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking mktemp v0.4.1
[INFO] [stderr]  Documenting file-lock v2.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.96s
[INFO] running `Command { std: "docker" "inspect" "ffba61eecbefaaef5d31f3935d0165f2b88a78366b6c28e3072e4d4d0b2ca254", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffba61eecbefaaef5d31f3935d0165f2b88a78366b6c28e3072e4d4d0b2ca254", kill_on_drop: false }`
[INFO] [stdout] ffba61eecbefaaef5d31f3935d0165f2b88a78366b6c28e3072e4d4d0b2ca254
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] e575a19e532a9a9f69b94b7d29e43e3c7da1f493460150b1510d28ec577f6d1e
[INFO] running `Command { std: "docker" "start" "-a" "e575a19e532a9a9f69b94b7d29e43e3c7da1f493460150b1510d28ec577f6d1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling file-lock v2.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking nix v0.24.1
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking mktemp v0.4.1
[INFO] [stderr]  Documenting file-lock v2.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.61s
[INFO] running `Command { std: "docker" "inspect" "e575a19e532a9a9f69b94b7d29e43e3c7da1f493460150b1510d28ec577f6d1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e575a19e532a9a9f69b94b7d29e43e3c7da1f493460150b1510d28ec577f6d1e", kill_on_drop: false }`
[INFO] [stdout] e575a19e532a9a9f69b94b7d29e43e3c7da1f493460150b1510d28ec577f6d1e