[INFO] fetching crate rand_core 0.6.3...
[INFO] documenting rand_core-0.6.3 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate rand_core 0.6.3 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate rand_core 0.6.3 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 rand_core 0.6.3
[INFO] finished tweaking crates.io crate rand_core 0.6.3
[INFO] tweaked toml for crates.io crate rand_core 0.6.3 written to /workspace/builds/worker-38/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] d8961487d3c8f721e50c459f6d666a40c9babba19b5c34c1b3a16f1d8a4c543b
[INFO] running `Command { std: "docker" "start" "-a" "d8961487d3c8f721e50c459f6d666a40c9babba19b5c34c1b3a16f1d8a4c543b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8961487d3c8f721e50c459f6d666a40c9babba19b5c34c1b3a16f1d8a4c543b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8961487d3c8f721e50c459f6d666a40c9babba19b5c34c1b3a16f1d8a4c543b", kill_on_drop: false }`
[INFO] [stdout] d8961487d3c8f721e50c459f6d666a40c9babba19b5c34c1b3a16f1d8a4c543b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] b985c8b9b00d83e7a870e8521f5443b151d3bb0cb8e59e65287dbaa48c753b95
[INFO] running `Command { std: "docker" "start" "-a" "b985c8b9b00d83e7a870e8521f5443b151d3bb0cb8e59e65287dbaa48c753b95", kill_on_drop: false }`
[INFO] [stderr]  Documenting rand_core v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "b985c8b9b00d83e7a870e8521f5443b151d3bb0cb8e59e65287dbaa48c753b95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b985c8b9b00d83e7a870e8521f5443b151d3bb0cb8e59e65287dbaa48c753b95", kill_on_drop: false }`
[INFO] [stdout] b985c8b9b00d83e7a870e8521f5443b151d3bb0cb8e59e65287dbaa48c753b95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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" "--all-features" "--frozen" "--message-format=json" "--" "--cfg" "doc_cfg" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] ed16b75fc62e101b5870a1004b9ebb8abecd1b92f1d0892612ba4f3d92f4e5fa
[INFO] running `Command { std: "docker" "start" "-a" "ed16b75fc62e101b5870a1004b9ebb8abecd1b92f1d0892612ba4f3d92f4e5fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]     Checking serde v1.0.137
[INFO] [stderr]  Documenting rand_core v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.09s
[INFO] running `Command { std: "docker" "inspect" "ed16b75fc62e101b5870a1004b9ebb8abecd1b92f1d0892612ba4f3d92f4e5fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed16b75fc62e101b5870a1004b9ebb8abecd1b92f1d0892612ba4f3d92f4e5fa", kill_on_drop: false }`
[INFO] [stdout] ed16b75fc62e101b5870a1004b9ebb8abecd1b92f1d0892612ba4f3d92f4e5fa